IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-1         Survey Reports on Atmospheric Emissions From the
               Petrochemical Industry, Volume I.  J. W. Pervier,
               et al, Air Products and Chemicals, Inc.  Prepared
               for the U. S. Environmental Protection Agency,
               Research Triangle Park, NC.  Publication No. EPA-
               450/3-73-005a.  January 1974.  pp. ii, ACD-III,
               AC-III, HAC-III, ACA-III, ACE-III, ANA-III, AA-
               III, AN-III, and AL-III.

II-A-2         Survey Reports on Atmospheric Emissions From the
               Petrochemical Industry, Volume II.  J. W. Pervier,
               et al, Air Products and Chemicals, Inc.  Prepared
               for the U. S. Environmental Protection Agency,
               Research Triangle Park, NC.  Publication No. EPA-
               450/3-73-005-b.  April 1974.  pp. ii, CD-III, CO-
               III, DT-III, EL-III, EDC-III, FS-III, G-III, HCN-
               III, and TDI-III. 

II-A-3         Survey Reports on Atmospheric Emissions From the
               Petrochemical Industry, Volume III.  J. W.
               Pervier, et al, Air Products and Chemicals, Inc. 
               Prepared for the U. S. Environmental Protection
               Agency, Research Triangle Park, NC.  Publication
               No. EPA-450/3-73-005-c.  April 1974.  pp. ii, MA-
               III, NYL-III, N6, 6-III, OA-III, PH-III, HP-III,
               and LP-III.

II-A-4         Survey Reports on Atmospheric Emissions From the
               Petrochemical Industry, Volume IV.  J. W. Pervier,
               et al, Air Products and Chemicals, Inc.  Prepared
               for the U. S. Environmental Protection Agency,
               Research Triangle Park, NC.  Publication No. EPA-
               450/3-73-005-d.  April 1974.  pp. ii, PS-III, PV-
               III, ST-III, SB-III, VI-III, VAC-III, and VC-III.

II-A-5         Engineering and Cost Study of Air Pollution
               Control for the Petrochemical Industry, Volume 3: 
               Ethylene Dichloride Manufacture By Oxy-
               chlorination.  W. A. Schwartz, et al, Air Products
               and Chemicals, Inc.  Prepared for the U. S.
               Environmental Protection Agency, Research Triangle
               Park, NC.  Publication No. EPA-450/3-73-006-c,
               November 1974.  pp. ii and ED-10 thru ED-16.

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-6         Engineering and Cost Study of Air Pollution
               Control for the Petrochemical Industry, Volume 2: 
               Acrylonitrile Manufacture.  W. A. Schwartz, et al,
               Air Products and Chemicals, Inc.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  Publication No. EPA-450/3-73-
               006-b, February 1975.  pp. ii and AN-10 thru AN-
               15.

II-A-7         Engineering and Cost Study of Air Pollution
               Control for the Petrochemical Industry, Volume 4: 
               Formaldehyde Manufacture With the Silver Catalyst
               Process.  R. B. Morris, et al, Air Products and
               Chemicals, Inc.  Prepared for the U. S.
               Environmental Protection Agency, Research Triangle
               Park, NC.  Publication No. EPA-450/3-73-006-d. 
               March 1975.  pp. ii and FS-11 thru FS-16.

II-A-8         Engineering and Cost Study of Air Pollution
               Control for the Petrochemical Industry, Volume 5: 
               Formaldehyde Manufacture With the Mixed Oxide
               Catalyst Process.  R. B. Morris, et al, Air
               Products and Chemicals, Inc.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  Publication No. EPA-450/3-73-
               006-e.  March 1975.  pp. ii and FM-11 and FM-12.

II-A-9         Engineering and Cost Study of Air Pollution
               Control for the Petrochemical Industry, Volume 6: 
               Ethylene Oxide Manufacture by Direct Oxidation of
               Ethylene.  D. E. Field, et al, Air Products and
               Chemicals, Inc.  Prepared for the U. S.
               Environmental Protection Agency, Research Triangle
               Park, NC.  Publication No. EPA-450/3-73-006-f. 
               June 1975.  pp. ii and EO-10 thru EO-41.

II-A-10        Engineering and Cost Study of Air Pollution
               Control for the Petrochemical Industry, Volume 7: 
               Phthalic Anhydride Manufacture From Ortho-Xylene. 
               W. A. Schwartz, et al, Air Products and Chemicals,
               Inc.  Prepared for the U. S. Environmental
               Protection Agency, Research Triangle Park, NC.  
               Publication No. EPA-450/3-73-006-g.  July 1975.
               pp. ii and PA-10 thru PA-13.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process 
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-11        Engineering and Cost Study of Air Pollution
               Control for the Petrochemical Industry, Volume 8: 
               Vinyl Chloride Manufacture By the Balanced
               Process.  W. A. Schwartz, et al, Air Products and
               Chemicals, Inc.  Prepared for the U. S.
               Environmental Protection Agency, Research Triangle
               Park, NC.  Publication No. EPA-450/3-73-006-h. 
               July 1975.  pp. ii and VCM-13 thru VCM-20.

II-A-12        Flare Systems Study.  M. G. Klett and J. B. 
               Galeski.  Lockheed Missiles and Space Company Inc. 
               Prepared for the U. S. Environmental Protection
               Agency, Research Triangle Park, NC.  Publication
               No. EPA-600/2-76-079.  March 1976.  pp. 22, 27,
               and 71 thru 75.

II-A-13        Control Techniques for Volatile Organic Emissions
               from Stationary Sources.  Publication No. EPA-
               450/2-78-022.  May 1978.  p. 32.

II-A-14        Population and Characteristics of Industrial/
               Commercial Boilers in the U.S.  T. Devitt, et al, 
               PEDCo Environmental Inc.  Prepared for the U. S.
               Environmental Protection Agency, Research Triangle
               Park, NC.  Publication No. EPA-600/7-79-178a. 
               August 1979.  pp. 6 thru 37.

II-A-15        Benzene - Organic Chemical Manufacturing, Emission
               Test Report, Ethylbenzene/Styrene, Amoco Chemicals
               Company, Texas City, Texas.  TRW Environmental
               Engineering Division.  Prepared for the U. S.
               Environmental Protection Agency, Research Triangle
               Park, NC.  Publication No. EMB Report 79-OCM-13. 
               August 1979.  pp. 4 thru 24.  

II-A-16        Emissions Control Options for the Synthetic
               Organic Chemicals Manufacturing Industry, Index
               for Organic Emission Data Sheets.  J. W.
               Blackburn, Enviroscience.  Prepared for the U. S.
               Environmental Protection Agency, Research Triangle
               Park, NC.  EPA Contract No. 68-02-2577.  July
               1980.

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-A
                EPA Studies or Contractor Reports

Document No.                  Description

II-A-17        Benzene - Organic Chemical Manufacturing,
               Ethylbenzene/Styrene, Emission Test Report, USS
               Chemicals Houston, Texas.  TRW Environmental
               Engineering Division.  Prepared for the U. S.
               Environmental Protection Agency, Research Triangle
               Park, NC.  Publication No. EMB Report 80-OCM-19. 
               August 1980.  pp. 2-1 thru 2-8.

II-A-18        Organic Chemical Manufacturing Volume 4: 
               Combustion Control Devices, Report 1, Control
               Device Evaluation Thermal Oxidation.  J. W.
               Blackburn, IT Enviroscience.  pp. 1-i and III-1
               thru III-5.  Report 4, Control Device Evaluation
               Flares and the Use of Emissions As Fuels. 
               V. Kalcevic, IT Enviroscience.  p. 4-i and II-3. 
               Prepared for the U. S. Environmental Protection
               Agency, Research Triangle Park, NC.  Publication
               No. EPA-450/3-80-026.  December 1980.

II-A-19        Organic Chemical Manufacturing Volume 5: 
               Adsorption, Condensation, and Absorption Devices,
               Report 1, Control Device Evaluation Carbon
               Adsorption.  H. S. Basdekis and C. S. Parmele.  IT
               Enviroscience.  pp. II-1 thru II-25.  Report 2,
               Control Device Evaluation Condensation.  D. G.
               Erikson, IT Enviroscience.  p. II-2.  Report 3,
               Control Device Evaluation Gas Absorption.  R. L.
               Standifer, IT Enviroscience.  pp. I-1, II-1 thru
               II-12, III-1 thru III-8, and IV-1 thru IV-4. 
               Prepared for the U. S. Environmental Protection
               Agency, Research Triangle Park, NC.  Publication
               No. EPA-450/3-80-027.  December 1980.

II-A-20        Benzene Organic Chemical Manufacturing
               Ethylbenzene/Styrene Test Report, El Paso Products
               Company, Odessa, Texas.  TRW Environmental
               Division.  Prepared for the U. S. Environmental
               Protection Agency, Research Triangle Park, NC. 
               Publication No. EMB Report 79-OCM-15.  April 1981. 
               pp. 2-1 thru 2-11.  

II-A-21        Fossil Fuel Fired Industrial Boilers--Background
               Information Volume 1:  Chapters 1 - 9.  Draft EIS. 
               Publication No. EPA-450/3-82-006a.  March 1982. 
               pp. 3-12 thru 3-18, and 3-27.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process 
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-22        Flare Efficiency Study.  M. McDaniel, Engineering
               Science Inc.  Prepared for the U. S. Environmental
               Protection Agency, Washington, DC.  Publication
               No. EPA-600/2-83-052.  July 1983.

II-A-23        Evaluation of the Efficiency of Industrial Flares: 
               Background - Experimental Design - Facility. 
               D. Joseph, et al., Energy and Environmental
               Research Corporation.  Prepared for the U. S.
               Environmental Protection Agency, Washington, DC. 
               Publication No. EPA-600/2-83-070.  August 1983. 
               pp. 2-1 thru 2-113.

II-A-24        Air Oxidation Process in Synthetic Organic
               Chemical Manufacturing Industry--Background
               Information for Proposed Standards.  Draft EIS. 
               Publication No. EPA-450/3-82-001a.  October 1983.

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process 
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-25        Industrial Organic Chemical Use Trees.  N. P.
               Meserole, et al, Radian Corporation and P. W.
               Spaite Company.  Prepared for the U. S.
               Environmental Protection Agency, Cincinnati, OH. 
               EPA Contract Nos. 68-03-3038-SBR09 and 68-03-3171-
               WA61.  October 1983.

II-A-26        Distillation Operations In Synthetic Organic
               Chemical Manufacturing--Background Information For
               Proposed Standards.  Draft EIS.  Publication No.
               EPA-450/3-83-005a.  December 1983.

II-A-27        Control Technologies for Hazardous Air Pollutants
               Handbook.  Publication No. EPA/625/6-86/014. 
               September 1986.  pp. ii thru iv, and 25 thru 27.

II-A-28        Destruction of Air Emissions Using Catalytic
               Oxidation.  Publication No.  EPA/600/D-88/107. 
               May 1988.  p. i, ii, Abstract, and 2 thru 25.

II-A-29        Carbon Adsorption for Control of VOC Emissions: 
               Theory and Full Scale System Performance.  K. W.
               Barnett, et al, Radian Corporation.  Prepared for
               the U. S. Environmental Protection Agency,
               Research Triangle Park, NC.  EPA Contract No. 68-
               02-4378.  June 6, 1988.



IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-30        OAQPS Control Cost Manual.  Fourth Edition. 
               Chapter 3:  Thermal and Catalytic Incinerators. 
               Publication No. EPA 450/3-90-006.  January 1990. 
               pp. 3-1 thru 3-66.

II-A-31        Reactor Processes in Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Proposed Standards.  Draft EIS.  Publication No.
               EPA-450/3-90-016a.  June 1990.

II-A-32        Guideline Series:  Control of Volatile Organic
               Compound Emissions from Reactor Processes and
               Distillation Operations Processes in the Synthetic
               Organic Chemical Manufacturing Industry.  Draft
               CTG.  Publication No. EPA-450/4-91-031.  November
               1991.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-33        Air Pollution Engineering Manual.  Second Edition. 
               U. S. Environmental Protection Agency,  Research
               Triangle Park, NC.  May 1973.  pp. 207 thru 220.

II-A-34        Handbook.  Control Technologies for Hazardous Air
               Pollutants.  Air and Energy Engineering Research
               Laboratory.  U. S. Environmental Protection
               Agency.  Publication No. EPA/625/6-86-014. 
               September 1986.  pp. 72, 74, and 100.

II-A-35        Chemical Trees and Cumulative Chemical Control
               Costs for the Hazardous Organic NESHAP (HON). 
               Volume 1, Appendix A:  Chemical Trees; Volume 2,
               Appendix B, Part 1:  Chemical Tree Descriptions;
               Volume 3, Appendix B, Part 2:  Chemical Tree
               Descriptions; Volume 4, Appendix C:  CAS Numbers
               of Chemical Tree Chemicals, Appendix D: 
               Cumulative Chemical Control Costs, Appendix E: 
               Cumulative Control Cost Algorithm, Appendix F: 
               Chemical Tree/Cumulative Control Cost Prolog
               Program Code, Appendix G:  Chemical Tree/
               Cumulative Control Cost Menu Batch Files,
               Appendix H:  Chemical Tree/Cumulative Control Cost
               Help Screen Files; and Volume 5, Appendix J: 
               Chemical Tree/Cumulative Control Cost Data Files. 
               U. S. Environmental Protection Agency.  Office of
               Air Quality Planning and Standards.  Research
               Triangle Park, NC.  February 1992.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-36        Economic Analysis of Proposed Hazardous Organics
               NESHAP.  Draft.  Prepared for the U. S.
               Environmental Protection Agency.  June 1987. 
               pp. 3-1 thru 3-27, 4-1 thru 4-20, 6-1 thru 6-21,
               9-1 thru 9-22, 10-1 thru 10-21, and 12-26 thru
               12-28.

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-37        Economic Impact Analysis of the Hazardous Organic
               NESHAP.  Draft.  U. S. Environmental Protection
               Agency.  Research Triangle Park, NC.  November
               1992.  IN AIR DOCKET

              Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-1         National Air Pollution Control Techniques Advisory
               Committee, Minutes of Meeting, January 29 - 31,
               1991, U. S. Environmental Protection Agency, pp.
               263 - 312.  ITEMS II-B-2 THRU II-B-252
IN AIR DOCKET
              Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-2         D. Ocamb, Radian Corporation, to L. Evans,
               OAQPS:ESD:CPB, September 19, 1990, Methodology for
               Incremental Gas Costs for HON Process Vents and
               HON Transfer.

II-B-3         C. Zukor, Radian Corporation, to HON Project File,
               August 23, 1991, Documentation of Cost Factors
               Used by the HON Project.

II-B-4         W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, October 1990, HON NESHAP: 
               Industry Characteristics/Acetaldehyde.

II-B-5         W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, October 1990, HON NESHAP: 
               Industry Characteristics/Acetic Anhydride.

II-B-6         W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, October 1990, HON NESHAP: 
               Industry Characteristics/Acetone.

II-B-7         W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, October 1990, HON NESHAP: 
               Industry Characteristics/Acrylamide.

II-B-8         W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, October 1990, HON NESHAP: 
               Industry Characteristics/Acrylic Acid.

II-B-9         W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, October 1990, HON NESHAP: 
               Industry Characteristics/Acrylonitrile.

II-B-10        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, October 1990, HON NESHAP: 
               Industry Characteristics/Adiponitrile.

II-B-11        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, October 1990, HON NESHAP: 
               Industry Characteristics/Allyl Alcohol.

II-B-12        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, October 1990, HON NESHAP: 
               Industry Characteristics/Allyl Chloride.              Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-13        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, October 1990, HON NESHAP: 
               Industry Characteristics/Aniline.

II-B-14        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Acetic Acid.

II-B-15        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Acetylene.

II-B-16        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Adipic Acid.

II-B-17        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Benzene.

II-B-18        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Benzoic Acid.

II-B-19        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Benzoyl Chloride.

II-B-20        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Benzyl Alcohol.

II-B-21        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Benzyl Chloride.

II-B-22        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Bisphenol A.

II-B-23        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Butyl Alcohol (n-isomer).


              Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda

Document No.                  Description

II-B-24        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Butyl Alcohol (s-isomer). 
               CBI

II-B-25        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Butyl Alcohol (t-isomer).

II-B-26        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1990, HON NESHAP: 
               Industry Characteristics/Butyraldhyde (n-isomer).

II-B-27        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Butyl Amine (t-isomer). 
               CBI

II-B-28        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Caprolactam.

II-B-29        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Carbon Disulfide.

II-B-30        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Carbon Tetrachloride.

II-B-31        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Chloroacetic Acid.

II-B-32        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Chlorobenzene.

II-B-33        W. Floyd, Radian Corporation, to Process Vents
               Docket, A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Chlorodifluoroethane. 
               CBI

II-B-34        W. Floyd, Radian Corporation, to Process Vents
               Docket, A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Chlorodifluoromethane. 
               CBI             Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-35        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Chlorotrifluoromethane. 
               CBI

II-B-36        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Chloroform.

II-B-37        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/p-Chloronitrobenzene.

II-B-38        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Chlorophenols.

II-B-39        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Chlorosulfonic Acid.

II-B-40        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Cresols/Cresylic Acids.

II-B-41        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/p-Cresol.

II-B-42        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Crotonic Acid.

II-B-43        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Cumene.

II-B-44        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Cyclohexane.

II-B-45        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Cyclohexanone.
              Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-46        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Cyclohexylamine.

II-B-47        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Diketene.  CBI

II-B-48        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Dimethyl Terephthalate.

II-B-49        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Dimethylformamide.  CBI

II-B-50        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethylcellulose.  CBI

II-B-51        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethylene Glycol Monobutyl
               Ether.  CBI

II-B-52        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethylene Glycol Monoethyl
               Ether.  CBI

II-B-53        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethylene Glycol
               Monomethyl Ether.  CBI

II-B-54        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Epichlorohydrin.

II-B-55        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethanolamine.

             Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-56        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethyl Acetate.

II-B-57        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethyl Acrylate.

II-B-58        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethyl Chloride.

II-B-59        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethylenediamine. 

II-B-60        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethylene Glycol.

II-B-61        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethylene Oxide.

II-B-62        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Ethylhexanol.

II-B-63        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Formaldehyde.

II-B-64        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Fumaric Acid.

II-B-65        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Hexamethylenediamine.

II-B-66        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Hexamethylenetetramine.

             Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-67        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Hydrogen Cyanide.

II-B-68        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, December 1990, HON NESHAP: 
               Industry Characteristics/Hydroquinone.

II-B-69        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Biphenyl.

II-B-70        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Butadiene.

II-B-71        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Butyl Acetate (n-isomer).

II-B-72        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/n-Butyl Acrylate.  CBI

II-B-73        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Isobutylene.

II-B-74        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Isophthalic Acid.  CBI

II-B-75        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Isopropyl Acetate.

II-B-76        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Ketene.  CBI

II-B-77        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Linear Alkylbenzene.             Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-78        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Maleic Acid.

II-B-79        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Maleic Anhydride.

II-B-80        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methanol.

II-B-81        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methyl Acetate.

II-B-82        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methylene Chloride.

II-B-83        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methylamine.

II-B-84        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methyl Bromide.

II-B-85        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methyl Chloride.

II-B-86        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methyl Ethyl Ketone.

II-B-87        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methyl Isobutyl Carbinol. 
               CBI

II-B-88        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methyl Isobutyl Ketone.

             Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-89        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methyl Isocyanate.  CBI

II-B-90        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methyl Methacrylate.

II-B-91        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methylstyrene (a-isomer).

II-B-92        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methylene Diphenyl
               Diisocyanate (MDI).

II-B-93        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methyl Formate.

II-B-94        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Methyl Tert Butyl Ether.

II-B-95        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Morpholine.

II-B-96        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Naphthalene.

II-B-97        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Neopentanoic Acid.  CBI

II-B-98        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Nonylphenol.

II-B-99        W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Pentachlorophenol.
             Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-100       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Pentaerythritol.

II-B-101       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Perchloroethylene.

II-B-102       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Phenol.

II-B-103       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Phosgene.

II-B-104       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Phthalic Anhydride.

II-B-105       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Piperazine.

II-B-106       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Polyethylene Glycol.  CBI

II-B-107       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Polypropylene Glycol.

II-B-108       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Propionaldehyde.

II-B-109       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Propionic Acid.

II-B-110       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Propyl Alcohol.

             Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-111       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Propylene Dichloride.

II-B-112       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Propylene Glycol.

II-B-113       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Pyridine.

II-B-114       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Quinone.

II-B-115       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1991, HON NESHAP: 
               Industry Characteristics/Resorcinol.  CBI

II-B-116       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, February 1991, HON NESHAP: 
               Industry Characteristics/Salicylic Acid.

II-B-117       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, February 1991, HON NESHAP: 
               Industry Characteristics/Sodium Acetate.

II-B-118       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, February 1991, HON NESHAP: 
               Industry Characteristics/Sodium Carboxymethyl.

II-B-119       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/Acetamide.

II-B-120       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/Acetone Cyanohydrin.

II-B-121       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/Acetophenone.

             Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-122       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/Acrolein.

II-B-123       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/Ammonium Thiocyanate.

II-B-124       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/o-Anisidine.

II-B-125       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/Anthraquinone.

II-B-126       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/Benzenesulfonic Acid.

II-B-127       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/Benzonitrile.

II-B-128       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/Benzotrichloride.  CBI

II-B-129       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/Benzyl Benzoate.  CBI

II-B-130       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/n-Butylamine.  CBI

II-B-131       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/s-Butylamine.  CBI

II-B-132       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, November 1991, HON NESHAP: 
               Industry Characteristics/1,3-Butylene Glycol.


Items II-B-133 thru II-B-237 descriptions available on hard copy
only (critical disk and hard drive failure)              Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-238       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/Hexamethylene Glycol.              Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-239       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/Hydroxybenzoic Acid
               (p-isomer).

II-B-240       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/Isopropylphenol.

II-B-241       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/Isophorone.

II-B-242       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/a-Naphthalene Sulfonic
               Acid.

II-B-243       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/b-Naphthalene Sulfonic
               Acid.

II-B-244       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/Nitroaniline (p-isomer).

II-B-245       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/Nitrotoluene.

II-B-246       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/p-Phenylenediamine.

II-B-247       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/Picoline (b-isomer).

II-B-248       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/Propyl Chloride.

              Hazardous Organic NESHAP Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-249       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/1,1,2,2-
               Tetrachloroethane.

II-B-250       W. Floyd, Radian Corporation, to Process Vents
               Docket A-90-19, January 1992, HON NESHAP: 
               Industry Characteristics/Triethylene Glycol
               Dimethyl Ether.

II-B-251       D. Pickett, Radian Corporation, to Hazardous
               Organic NESHAP (HON) Process Vents Docket No.
               A-90-19, January 13, 1992, Incorporation by
               Reference of Docket No. A-83-29 (Reactor
               Processes).

II-B-252       B. King, Radian Corporation, to HON Project File,
               January 17, 1992, Product-Process Summary Form
               Discrepancies.

 Hazardous Organic NESHAP:  General Information and Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-253       T. R. Olsen, Radian Corporation, to Project File
               6.3.  September 1, 1991.  Data used to develop the
               HON process vent data base.  

II-B-254       T. Olsen, Radian Corporation, to Les Evans,
               EPA:CPB.  September 17, 1991.  Development of
               model emission source characteristics for SOCMI
               process vents.    

II-B-255       T. L. Olsen, Radian Corporation, to B. King,
               Radian Corporation.  October 11, 1991.  Vinyl
               chloride NESHAP interpretation into the HON
               process vent framework.      

II-B-256       B. Ferrero, Radian Corporation, to L. Evans,
               EPA:CPB.  November 18, 1991.  HON control
               technology for HON process vents.        

II-B-257       Minutes of Meeting:  National Air Pollution
               Control Techniques Advisory Committee. 
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  November 19-21, 1991.  pp. 33
               to 52.  

II-B-258       B. Ferrero, Radian Corporation, to HON Project
               File.  December 22, 1991.  Baseline emissions
               methodology for HON process vents.    

II-B-259       T. Olsen and K. Scott, Radian Corporation, to HON
               Project Files 6.1 and 6.2.  February 6, 1992. 
               Estimation of secondary impacts for HON transfer
               and process vents.      

II-B-260       R. V. Oommen, Radian Corporation, to L. B. Evans,
               EPA:CPB.  February 10, 1992.  Limits and
               monitoring parameters for combustion/scrubbing
               systems used to control halogenated process vent
               streams.      

II-B-261       B. King, Radian Corporation, to J. S. Meyer, EPA. 
               February 14, 1992.  Levels C and D CPP
               characterization results.  

II-B-262       B. King, Radian Corporation, to J. S. Meyer, EPA. 
               February 14, 1992.  HON SOCMI list analysis.
 Hazardous Organic NESHAP:  General Information and Process Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-263       B. King, Radian Corporation, to J. S. Meyer,
               EPA:SDB.  February 14, 1992.  National impacts
               scaling procedure for level C CPP's in the HON
               impacts analysis.

II-B-264       B. King, Radian Corporation, to J. S. Meyer,
               EPA:SDB.  February 14, 1992.  HON SOCMI
               characterization.  

II-B-265       B. King, Radian Corporation, to Project File. 
               February 14, 1992.  Classification of Organic
               HAP's.    

II-B-266       B. S. King, Radian Corporation, to J. Meyer,
               EPA:SDB.  April 9, 1992.  Chemical Data Base
               Development and Results for the Hazardous Organic
               NESHAP (HON) Impact Analysis memorandum.  Computer
               diskette included.      IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-267       A. Blackard, Radian Corporation, to L. B. Evans,
               EPA:CPB.  September 14, 1990.  Calculation of 50th
               and 90th Percentile HON Control Costs for CEIS.  

II-B-268       R. V. Oommen, to L. B. Evans and D. Stackhouse,
               EPA:SDB.  February 10, 1992.  Limits and
               Monitoring Parameters for Combustion/Scrubbing
               Systems Used to Control Halogenated Process Vent
               Streams.  

II-B-269       B. King, Radian Corporation, to HON Project File
               6.6.  February 14, 1992.  Baseline Control
               Requirements for Process Vents in the HON Impacts
               Analysis.  

II-B-270       W. Barbour and H. Brown, Radian Corporation, to
               Project File.  February 14, 1992.  Total Resource
               Effectiveness Development and Results for HON
               Process Vents.

II-B-271       B. King, Radian Corporation, to Docket A-90-19. 
               May 15, 1992.  Supplement memorandum to memorandum
               entitled, Revised Version: Product Process Summary
               Form Discrepancies Memorandum dated 5-15-92.  

II-B-272       B. Ferrero and T. Olsen, Radian Corporation, to
               S. Milliken, EPA:SDB.  June 17, 1992.  HON Process
               Vents Flow Rate and Concentration Limit.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-273       B. Ferrero, Radian Corporation, to S. Milliken,
               EPA:SDB.  October 14, 1992.  Computer diskettes
               containing information from the HON process vents
               data base used in the low flow and low
               concentration analysis.  (Refer to Item No.
               II-B-272.)  

II-B-274       B. Ferrero, Radian Corporation, to S. Milliken,
               EPA:SDB.  October 30, 1992.  Docket No. A-83-29
               (SOCMI Reactor Processes and Distillation
               Operations), Item Nos. IV-G-1, IV-G-3, and IV-G-5.

II-B-275       T. Olsen, Radian Corporation, to S. Milliken,
               EPA:SDB.  December 2, 1992.  Development of model
               emission source characteristics for SOCMI process
               vents (revision to Tables 2-2 through 2-5). 
               (Refer to Item No. II-B-254.)


IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-276       R. Mead, et al, Radian Corporation, to J. Meyer
               and D. McMurrer, EPA:SDB.  February 21, 1992. 
               Equations for Emissions Averaging Section of
               Hazardous Organics NESHAP.  

II-B-277       J. Meyer, EPA:SDB, to Docket A-90-19, Hazardous
               Organic NESHAP:  General Information and Process
               Vents.  December 21, 1992 (revised date). 
               Analysis of Hazardous Organic NESHAP (HON)
               Database to Determine the Floors.  


IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                       Subcategory II-2-C
             EPA Correspondence to Outside Persons 


Document No.                  Description

II-2-C-1       J. U. Crowder, EPA:OAQPS for J. B. Weigold,
               OAQPS:ESD, to P. H. Arbesman, National Air
               Pollution Control Techniques Advisory Committee
               (NAPCTAC) Member, and list of addresses, December
               18, 1990, EPA Notice of NAPCTAC meeting with
               attached "Overview of the Hazardous Organic NESHAP
               (HON) Project."IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-C
             EPA Correspondence to Outside Persons 


Document No.                  Description

II-C-2         B.C. Jordan, EPA:OAQPS:ESD, to P.H. Arbesman,
               National Air Pollution Control Techniques Advisory
               Committee (NAPCTAC) Member, et al., and list of
               addresses, October 8, 1991, EPA Notice of NAPCTAC
               Meeting with attached tentative agenda.

II-C-3         B.C. Jordan, EPA:OAQPS:ESD, to R.E. Grusnick,
               STAPPA:Alabama Department of Environmental
               Management and S.W. Becker, STAPPA/ALAPCO, October
               10, 1991, Invitation to National Air Pollution
               Control Techniques Advisory Committee (NAPCTAC)
               meeting with attached tentative agenda, and list
               of NAPCTAC members. 

II-C-4         B.C. Jordan, EPA:OAQPS:ESD, to D.R. Jordan,
               ALAPCO:Indianapolis Air Pollution Control Division
               and S.W. Becker, STAPPA/ALAPCO, October 10, 1991,
               Invitation to National Air Pollution Control
               Techniques Advisory Committee (NAPCTAC) meeting
               with attached tentative agenda, and list of
               NAPCTAC members.IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process 
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-C
             EPA Correspondence to Outside Persons 

Document No.                  Description

II-C-5         L. B. Evans, EPA:ESD:CPB, to K. Fidler, Chemical
               Manufacturers Association.  July 2, 1990.  Request
               for information concerning chemical products.

II-C-6         R. E. Rosensteel, EPA:ESD:CPB, to R. G. Sigman,
               Chemical Manufacturers Association.  September 28,
               1990.  Follow-up to July 12, 1990 meeting.

II-C-7         R. E. Rosensteel, EPA:ESD:CPB, to M. J. Legatski,
               Synthetic Organic Chemical Manufacturers
               Association.  December 13, 1990.  Request for
               additional information.

II-C-8         L. Chaput, EPA:ESD:SDB:SPS, to L. Goldman, Goldman
               Environmental Consultants.  February 27, 1991. 
               List of chemicals currently considered in the
               scope of the HON regulation.

II-C-9         B. King, Radian Corporation, to K. Fidler,
               Chemical Manufacturer's Association.  March 25,
               1991.  List of Synthetic Organic Chemical
               Manufacturing Industry (SOCMI) process units and
               regulated product processes.

II-C-10        B. King, Radian Corporation, to T. Driscoll,
               EPA:Region VI.  March 25, 1991.  List of Synthetic
               Organic Chemical Manufacturing Industry (SOCMI)
               process units and regulated product processes in
               Region VI.

II-C-11        B. King, Radian Corporation, to L. Lonowski,
               EPA:Region VIII.  March 25, 1991.  List of
               Synthetic Organic Chemical Manufacturing Industry
               (SOCMI) process units and regulated product
               processes in Region VIII.

II-C-12        D. Bell, EPA:ESD:SDB, to W. O'Sullivan, New Jersey
               Department of Environmental Protection.  September
               27, 1991.  Invitation to roundtable discussion of
               October 11, 1991.  

II-C-13        D. Bell, EPA:ESD:SDB, to G. Von Bodungen,
               Louisiana Department of Environmental Quality. 
               October 4, 1991.  Document outlining method for
               incorporating bubbling in the HON.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-C
             EPA Correspondence to Outside Persons 


Document No.                  Description

II-C-14        B. Jordan, EPA:OAQPS to T. Hillren, Office of
               Management and Budget.  October 1, 1991. 
               Invitation to roundtable discussion regarding
               development of HON to be held October 11, 1991. 

II-C-15        D. Bell, EPA:SDB, to D. Boyd, Queenstown, MD. 
               October 7, 1991.  Invitation to roundtable
               discussion regarding development of HON to be held
               October 11, 1991.    

II-C-16        D. Bell, EPA:SDB, to C. Mitchell, Clean Air
               Report.  October 7, 1991.  Invitation to
               roundtable discussion regarding development of HON
               to be held October 11, 1991.    

II-C-17        D. Bell, EPA:SDB, to G. Von Bodungen, Louisiana
               Department of Environmental Quality.  January 22,
               1992.  Summary of roundtable discussion of
               emissions averaging held October 11, 1991.  

II-C-18        J. S. Seitz, EPA:OAQPS, to P. Yronwode, Missouri
               Department of Natural Resources.  March 13, 1992. 
               Acknowledgement letter regarding emissions
               averaging in MACT standards.

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-C
              EPA Correspondence to Outside Persons


Document No.                  Description

II-C-19        D. Bell, EPA:SDB, to K. Olson, Texas Air Control
               Board.  January 29, 1992.  HON regulatory package
               enclosed.  

II-C-20        M. H. Shapiro, EPA:OAR, to D. R. Brown,
               Connecticut Department of Health Services.  June
               30, 1992.  Response to letter dated May 26, 1992
               regarding emissions averaging in the HON.  

II-C-21        B. C. Jordan, EPA;:ESD, to G. William Frick,
               American Petroleum Institute.  August 5, 1992. 
               Response to letter dated July 24, 1992 regarding
               emissions averaging in the HON.  IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-D
            EPA Correspondence From Outside Persons 


Document No.                  Description

II-D-1         J. S. Matey, Chemical Manufacturing Association,
               to D. Beck, EPA:ESD:CPB.  November 25, 1981. 
               Response to questionnaire on distillation
               technical issues.

II-D-2         R. G. Sigman, Chemical Manufacturers Association,
               to R. Rosensteel, EPA:ESD:CPB.  February 1, 1990.
               Suggested areas for follow-up.

II-D-3         R. G. Sigman, Chemical Manufacturer's Association,
               to M. Shapiro, EPA:OAR.  September 7, 1990. 
               Summary of areas that require further study before
               applying a generic MACT standard to the SOCMI
               industry.

II-D-4         M. J. Legatski, Synthetic Organic Chemical
               Manufacturers Association Inc., to R. E.
               Rosensteel, EPA:ESD:CPB.  November 15, 1990. 
               Confirmation of attendance, and list of attendees,
               for November 26, 1990 meeting.

II-D-5         R. G. Sigman, Chemical Manufacturers Association,
               to R. Rosensteel, EPA:ESD:CPB.  January 3, 1991.
               Response to request for information regarding the
               availability of control equipment and engineering
               service; and HON 3-year compliance time frame.

II-D-6         M. R. Dixon, The Advent Group, Inc., to R. E.
               Rosensteel, EPA:CPB.  January 8, 1991.  SOCMA/EPA
               Meeting - January 15, 1991.  

II-D-7         M. J. Legatski, Synthetic Organic Chemical
               Manufacturers Association, to R. E. Rosensteel,
               EPA:ESD:CPB:CMS.  January 16, 1991.  Thank you
               letter for arranging the January 15 meeting.

II-D-8         M. J. Legatski, Synthetic Organic Chemical
               Manufacturers Association, to R. E. Rosensteel,
               EPA:ESD:CPB:CMS.  January 31, 1991.  Capacity data
               on a number of chemicals.  

II-D-9         L. Takacs, Occidental Chemical Corporation, to R.
               Oommen, Radian Corporation.  March 26, 1991.
               Questionnaire response regarding potential Hcl
               emissions.
IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-D
            EPA Correspondence From Outside Persons 


Document No.                  Description

II-D-10        E. M. Emery, Borden Chemicals and Plastics, to R.
               Oommen, Radian Corporation.  April 1, 1991.
               Questionnaire response regarding potential Hcl
               emissions.

II-D-11        S. Arnold, Dow Chemical U.S.A., to R. V. Oommen,
               Radian Corporation.  April 1, 1991.  Questionnaire
               response regarding potential Hcl emissions.

II-D-12        D. Hinson, BFG Intermediates Company Inc., to R.
               Oommen, Radian Corporation.  April 2, 1991.
               Questionnaire response regarding potential Hcl
               emissions.

II-D-13        K. P. Ewen, Occidental Chemical Corporation, to R.
               Oommen, Radian Corporation.  April 24, 1991.
               Response to request for information regarding
               boiler vent gas combustion.

II-D-14        D. W. Gustafson, Dow Chemical, to R. Oommen,
               Radian Corporation.  April 26, 1991.  Response to
               request for information regarding results of throx
               unit testing.

II-D-15        D. Hinson, BFG Intermediates Company Inc., to R.
               Oommen, Radian Corporation.  April 30, 1991.
               Incinerator data.

II-D-16        D. Gustafson, Dow Chemical U.S.A., to R. Oommen,
               Radian Corporation.  May 1, 1991.  Questionnaire
               response regarding potential Hcl emissions.

II-D-17        E. M. Emery, Borden Chemicals and Plastics, to R.
               Oommen, Radian Corporation.  May 2, 1991.
               Questionnaire response regarding potential Hcl
               emissions.

II-D-18        E. Liggio, PPG Industries, to R. Oommen, Radian
               Corporation.  May 8, 1991.  Questionnaire response
               regarding potential Hcl emissions.

II-D-19        D. Gustafson, Dow Chemical U.S.A., to R. Oommen,
               Radian Corporation.  May 22, 1991.  Documentation
               of telephone conversation regarding data
               inconsistencies.IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-D
            EPA Correspondence From Outside Persons 


Document No.                  Description

II-D-20        R. Sigman, Chemical Manufacturers Association, to
               J. Meyer, EPA:SDB.  May 28, 1991.  Follow-up to
               February 28, 1991 meeting.  

II-D-21        G. Von Bodungen, Louisiana Department of
               Environmental Quality, to B. Jordan, EPA:OAQPS. 
               October 21, 1991.  Emissions averaging roundtable
               meeting of October 11, 1991.   

II-D-22        E. J. Dowd, ARI Technologies, to D. Pickett,
               Radian Corporation.  November 8, 1991.  Response
               to request for review of (1/18/90) phone record
               with D. Stone. 

II-D-23        T. F. Yosie, American Petroleum Institute, to
               B. Jordan, EPA:OAQPS.  November 14, 1991. 
               Comments on emissions averaging roundtable
               discussion of October 11, 1991.  

II-D-24        S. Spaw, Texas Air Control Board, to L. Weigman,
               EPA:OAQPS.  November 14, 1991.  Emission averaging
               in the maximum available control technology (MACT)
               standards.  

II-D-25        B. L. Taranto, Exxon Chemical Americas, to D.
               McMurrer, EPA:ESD:SDB.  December 3, 1991. 
               Comments on emissions averaging roundtable
               discussion of October 11, 1991.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-D
            EPA Correspondence From Outside Persons 


Document No.                  Description

II-D-26        N. Cookson, Chemical Manufacturers Association, to
               R. Colyer, EPA:SDB:ESD.  September 23, 1991. 
               Questions regarding phase-in of MACT for SOCMI.  

II-D-27        P. Yronwode, Missouri Department of Natural
               Resources, to L. Wegman.  February 25, 1992. 
               Emission averaging in the MACT standards.  

II-D-28        G. W. Frick, American Petroleum Institute, to B.
               Jordan, EPA:ESD.  July 24, 1992.  Emissions
               averaging provisions in the proposed NESHAP for
               SOCMI.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-D
             EPA Correspondence from Outside Persons


Document No.                  Description

II-D-29        R. G. Sigman, Chemical Manufacturers Association,
               to B. Jordan, EPA:ESD.  January 14, 1992.  MACT-
               related works groups concerning the draft HON.

II-D-30        M. L. Mullins, Chemical Manufacturers Association,
               to J. B. MacRae, Office of Management and Budget. 
               March 17, 1992.  Comments on Regulation of the
               Synthetic Organic Chemical Industry Under the
               Clean Air Act Amendments--The HON Standard.

II-D-31        D. R. Brown, Connecticut Department of Health
               Services, and B. Fitzgerald, Vermont Department of
               Environmental Conservation, to M. Shapiro,
               EPA:OAR.  May 26, 1992.  Emissions bubbling
               provision contained in the proposed HON.

II-D-32        J. Thomasian and H. Snow, National Governors
               Association, to William G. Rosenberg, EPA. 
               June 1, 1992.  Summary of the state environmental
               commissioners' consensus on HON emissions
               averaging.  

II-D-33        M. L. Mullins, Chemical Manufacturers Association,
               to D. McMurrer, EPA:SDB.  July 21, 1992. 
               Emissions averaging.  

II-D-34        G. William Frick, American Petroleum Institute, to
               B. Jordan, EPA:ESD.  July 24, 1992.  Emissions
               averaging provisions contained in the proposed
               HON.  

II-D-35        R. L. Arscott, Chevron Corporation, to S. B.
               Hazen, EPA.  August 14, 1992.  EPA's 33/50
               Program.

II-D-36        D. W. Gustafson, Dow U.S.A., to J. Meyer, EPA:SDB. 
               August 17, 1992.  Comments regarding modified list
               of HON production processes.  

II-D-37        A. Stanley, Chemical Manufacturers Association, to
               S. Milliken, EPA:SDB.  September 3, 1992. 
               Document entitled "Engineering Estimate Based TRE
               Determination, revised page.

IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-D
             EPA Correspondence from Outside Persons


Document No.                  Description

II-D-38        A. Stanley, Chemical Manufacturers Association, to
               S. Milliken, EPA:SDB.  September 17, 1992. 
               Proposed language for process vents relating to
               TRE recalculations and routine maintenance.  

II-D-39        H. Snow, National Governors Association, to
               William G. Rosenberg, EPA.  October 15, 1992. 
               Consensus regarding interpollutant averaging
               aspects of the HON.  
IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-D
             EPA Correspondence from Outside Persons


Document No.                  Description

II-D-40        A. Meyers, Chemical Manufacturers Association, to
               S. Milliken, EPA:SDB.  Undated.  CMA's analysis of
               a calculation-based TRE cutoff for process vents. 

II-D-41        E. Siegler, American Petroleum Institute (API), to
               M. Winer, EPA:OGC.  July 31, 1991.   MACT bubble
               issue.  

II-D-42        S. L. Edwards, Synthetic Organic Chemical
               Manufacturers Association (SOCMA), to J. Meyer,
               EPA:SDB.  May 22, 1992.  Batch processes.  

II-D-43        T. T. Cromwell, Chemical Manufacturers
               Association, to D. McMurrer, EPA:SDB.  September
               3, 1992.  Compliance problems--recordkeeping and
               reporting requirements--HON.  

II-D-44        B. Taranto, Exxon Chemical Americas, to B. Jordan
               and D. McMurrer, EPA:ESD.  September 28, 1982. 
               HON emissions averaging.

II-D-45        M. L. Mullins, Chemical Manufacturers Association,
               to F. H. Habicht, EPA.  October 6, 1992. 
               Publication of the HON.  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons


Document No.                  Description

II-E-1         D. Stone, Radian Corporation, to E. Dowd, ARI
               Technology.  January 18, 1990.  Telecon: 
               Information regarding incinerator sizes and
               turndown.

II-E-2         W. Barbour, Radian Corporation, to D. McKeon,
               Johnson Matthey Inc.  February 28, 1990.  Telecon:
               Discussion about turn down ratios for catalytic
               incinerators.

II-E-3         T. Olsen, Radian Corporation, to J. Hirt, Hirt
               Combustion Engineers.  October 22, 1990.  Telecon:
               Information regarding increasing the efficiency of
               an incinerator.

II-E-4         T. Olsen, Radian Corporation, to W. Sheffer, ARI
               International.  October 24, 1990.  Telecon:
               Information regarding incremental temperature
               increase.

II-E-5         R. V. Oommen, Radian Corporation, to J. Wilson,
               Occidental Corporation.  April 22, 1991.  Telecon:
               Information regarding emissions monitoring
               information for the Corpus Christi facility.

II-E-6         R. V. Oommen, Radian Corporation, to K. Olsen,
               Texas Air Control Board (TACB).  April 25, 1991.
               Telecon:  Information regarding the general rules
               for flares that control halogenated emissions.

II-E-7         S. DiSorbo, Radian Corporation, to J. Saitas,
               Texas Air Control Board (TACB).  April 26, 1991.
               Telecon:  Information regarding flare requirements
               for EDC type facilities.

II-E-8         R. V. Oommen, Radian Corporation, to D. Hinson,
               BFG Intermediates Company Inc.  April 30, 1991.
               Telecon:  Information regarding scrubber effluent
               data.


IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons


Document No.                  Description

II-E-9         R. V. Oommen, Radian Corporation, to E. Liggio,
               PPG Industries Inc.  May 10, 1991.  Telecon:
               Information regarding scrubber characteristics.

II-E-10        R. V. Oommen, Radian Corporation, to K. Horne,
               Texas Air Control Board (TACB).  May 15, 1991.
               Telecon:  Information regarding the use of flares
               to control halogenated pollutants.

II-E-11        R. V. Oommen, Radian Corporation, to B. Davis,
               Louisiana Air Control Board.  May 17, 1991. 
               Telecon:  Information regarding the use of flares
               to control halogenated pollutants.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons

Document No.                  Description

II-E-12        B. Rosensteel, EPA:ESD:CPB, to K. Fidler, Chemical
Manufacturers Association, D. Bell, EPA:OAQPS, et
al.  January 26, 1990.  Meeting with Chemical
Manufacturing Association on January 30, 1990.

II-E-13        R. E. Rosensteel, EPA:ESD:CPB, to S. R. Wyatt,
               EPA:ESD:CPB.  March 1, 1990.  Meeting with
               Chemical Manufacturers Association to discuss
               Hazardous Organic NESHAP.

II-E-14        G. D. Rives, Radian Corporation, to L. Evans,
               EPA:ESD:CPB.  August 9, 1990.  Meeting notes
               documenting July 12, 1990, EPA/CMA Meeting.

II-E-15        R. E. Rosensteel, EPA:ESD:CPB to S. R. Wyatt,
               EPA:ESD:CPB.  December 11, 1990.  Meeting with
               representatives of the Synthetic Organic Chemical
               Manufacturing Association on November 26, 1990.

II-E-16        A. Jenkins, JACA Corporation, to U. S. Department
               of Commerce, Bureau of the Census, Trade Data
               Services.  January 10, 1991.  Telecon:  Request
               for 1989-1990 import and export figures for
               hydroquinone.

II-E-17        Meeting Summary--Meeting on January 15, 1991 with
               SOCMA.  

II-E-18        R. E. Rosensteel, EPA:ESD:CPB:CMS, to S. R. Wyatt,
               EPA:ESD:CPB.  January 22, 1991.  Coordination with
               trade association representing small businesses
               potentially affected by the hazardous organic
               NESHAP (HON) rulemaking.

II-E-19        R. E. Rosensteel, EPA:ESD:CPB:CMS, to S. R. Wyatt,
               EPA:ESD:CPB.  February 7, 1991.  Meeting with
               Debbie Sheiman of the National Resource Defense
               Council (NRDC) to discuss hazardous organic NESHAP
               rulemaking on January 16, 1991. 

II-E-20        J. A. Probert, Radian Corporation, to B.
               Rosensteel, EPA:CPB.  February 14, 1991.  Meeting
               notes for the January 30, 1990 NAPCTAC meeting.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons

Document No.                  Description

II-E-21        Summary of meeting between representatives of CMA
               and EPA/OAQPS.  February 28, 1991.  

II-E-22        B. King, Radian Corporation, to J. S. Meyer,
               EPA:SDB.  Meeting notes for the March 13, 1991 CMA
               meeting.  

II-E-23        A. K. Jenkins, JACA Corporation, to D. Lumley,
               Mannsville Chemical Products Corporation.  March
               15, 1991.  Telecon:  Average realized price
               information for polycarbonate-grade Bisphenol-A.  

II-E-24        Meeting notes of meeting between representatives
               of CMA and EPA/OAQPS.  April 2, 1991.

II-E-25        A. K. Jenkins, JACA Corporation, to P. Rose,
               Chemical Marketing Reporter.  May 8, 1991. 
               Telecon:  Information regarding acrylonitrile
               imports.  

II-E-26        Meeting Summary--Meeting on June 11, 1991 with
               Members of the Chemical Manufacturers Association.

II-E-27        B. King, Radian Corporation, to J. S. Meyer,
               EPA:SDB.  September 18, 1991.  Meeting notes for
               the July 23, 1991 meeting between CMA and EPA.  

II-E-28        T. Gionfriddo, Radian Corporation, to J. Meyer,
               EPA:SDB.  Meeting notes regarding applicability of
               the HON, October 22, 1991.

II-E-29        B. C. Jordan, EPA:ESD, to The Files.  January 14,
               1992.  Trip to Dow Chemical (HON and Early
               Reduction).  

II-E-30        D. L. McMurrer, EPA:SDB, to The Files. 
               February 6, 1992.  November 22, 1991 Meeting on
               Emissions Averaging.  

II-E-31        Meeting Notes--HON Regulation.  February 11, 1992. 
               Provisions of draft HON regulation.  

II-E-32        Meeting summary for February 13, 1992 meeting with
               CMA.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons

Document No.                  Description

II-E-33        C. Holmes, JACA Corporation, to The C. P. Hall
               Company.  February 26, 1992.  Telecon:  Price
               quotes for diisooctyl phthalate.  

II-E-34        C. Holmes, JACA Corporation, to M. Grun, Union
               Carbide.  February 26, 1992.  Telecon:  Price
               quotes for gluteraldehyde.  

II-E-35        C. Holmes, JACA Corporation, to Penta
               Manufacturing Company.  February 26, 1992. 
               Telecon:  Price quotes for diphenyl methane.  

II-E-36        D. L. McMurrer, EPA:SDB, to The Files.  March 4,
               1992.  November 5, 1991 Meeting on Legal Issues
               Associated with the Hazardous Organic NESHAP.  

II-E-37        D. L. McMurrer, EPA:SDB, to The Files.  March 4,
               1992.  Submittal to Docket No. A-90-19.  Minutes
               from 11-19-91 NAPCTAC meeting and statement from
               the Chemical Manufacturer's Association.  

II-E-38        Meeting Summary--Meeting on March 11, 1992 with
               American Petroleum Institute (API).  

II-E-39        J. Meyer, EPA:SDB, to Docket A-90-19, Hazardous
               Organic NESHAP:  General Information and Process
               Vents.  March 30, 1992.  CMA and EPA/ESD Meeting
               of November 21, 1991.   

II-E-40        D. J. Svendsgaard, EPA:ESD:CPB, to the Docket. 
               April 13, 1992.  November 8, 1991 meeting with
               American Petroleum Institute to discuss the Source
               Category List.

II-E-41        B. King, Radian Corporation, to B. Rosensteel,
               EPA.  April 21, 1992.  Final meeting notes for the
               October 23, 1990 meeting between EPA and CMA.  

II-E-42        May 4, 1992 Hazardous Organic NESHAP (HON) Meeting
               with State Representatives.  

II-E-43        May 26, 1992 Hazardous Organic NESHAP (HON)
               Meeting with State Representatives (Washington,
               D.C. - NGA Office).  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons

Document No.                  Description

II-E-44        D. McMurrer, EPA:SDB, to The Files.  May 28, 1992. 
               Teleconference on the Hazardous Organic NESHAP
               (HON).  

II-E-45        Meeting Summary--Meeting held June 18, 1992 with
               the Chemical Manufacturers Association.  

II-E-46        July 6, 1992 Hazardous Organic NESHAP (HON)
               Meeting with State Representatives.  

II-E-47        Meeting Notes--Meeting on July 17, 1992 with CMA
               on HON Monitoring, Reporting, and Recordkeeping
               Requirements.  

II-E-48        July 22, 1992 Hazardous Organic NESHAP (HON)
               Meeting with State Representatives (Washington,
               D.C. - EPA Headquarters).  

II-E-49        Summary for July 28, 1992 teleconference with the
               Chemical Manufacturers Association.  

II-E-50        Teleconference on July 31, 1992 with CMA on HON
               Monitoring, Reporting, and Recordkeeping
               Requirements.  

II-E-51        Meeting Summary--Meeting on August 5, 1992 between
               the EPA and the Chemical Manufacturers Association
               (CMA).  

II-E-52        August 5, 1992 Hazardous Organic NESHAP (HON)
               Meeting with State Representatives.  

II-E-53        August 19, 1992 Hazardous Organic NESHAP (HON)
               Meeting with State Representatives.  

II-E-54        Teleconference on August 20, 1992 with CMA on HON
               Monitoring, Reporting, and Recordkeeping
               Requirements.  

II-E-55        Summary for August 25, 1992 teleconference with
               the Chemical Manufacturers Association.  

II-E-56        September 16, 1992 Hazardous Organic NESHAP (HON)
               Meeting with State Representatives.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons


Document No.                  Description

II-E-57        R. Ellefson, JACA Corporation, to J. A. Probert,
               Radian Corporation.  October 31, 1992.  Telecon: 
               Distribution of control devices used to establish
               control costs for the 5 emission points in the
               HON.
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons


Document No.                  Description

II-E-58        Materials distributed by the EPA at November 17,
               1992 meeting in Louisiana.  HON Status and
               Summary.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons


Document No.                  Description

II-E-59        D. Bell, EPA:SDB, to Roundtable Participants and
               Regional Air Division Directors.  August 7, 1991. 
               Roundtable Discussion on Bubbling of Section 112
               (MACT) Standards.  

II-E-60        J. S. Meyer, EPA:SDB, to Docket A-90-19, Hazardous
               Organic NESHAP:  General Information and Process
               Vents.  CMA and EPA/ESD Meeting of April 14, 1992
               on the Clarity of the 12/91 Draft Proposal Package
               for the Hazardous Organic NESHAP (HON).  

II-E-61        Teleconference on September 21, 1992 with CMA and
               others on Monitoring and Recordkeeping for the
               Hazardous Organic NESHAP (HON).  

II-E-62        Teleconference on September 22, 1992 with CMA and
               others on Chemical Manufacturers Association
               Issues on the Hazardous Organic NESHAP (HON).  

II-E-63        Teleconference on September 24, 1992 with CMA and
               others on Chemical Manufacturers Association
               Issues on the Hazardous Organic NESHAP (HON).  

II-E-64        Teleconference on September 29, 1992 with CMA and
               others on Chemical Manufacturers Association
               Issues on the Hazardous Organic NESHAP (HON).  

II-E-65        Teleconference on October 6, 1992 with CMA and
               others on Chemical Manufacturers Association
               Monitoring and Recordkeeping Issues on the
               Hazardous Organic NESHAP (HON).  

II-E-66        Teleconference on October 19, 1992 with CMA and
               others on Monitoring.  

II-E-67        J. S. Meyer, EPA:SDB, to Docket A-90-19, Hazardous
               Organic NESHAP:  General Information and Process
               Vents.  December 2, 1992.  CMA and EPA/ESD Meeting
               of April 15, 1992 on Applicability of the
               Hazardous Organic NESHAP (HON).  

II-E-68        J. S. Meyer, EPA:SDB, to Docket A-90-19, Hazardous
               Organic NESHAP:  General Information and Process
               Vents.  December 4, 1992.  CMA and EPA/ESD Meeting
               of June 19, 1992 on Applicability of the Hazardous
               Organic NESHAP (HON).  IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons


Document No.                  Description

II-E-69        J. Meyer, EPA:SDB, to Docket A-90-19, Hazardous
               Organic NESHAP:  General Information and Process
               Vents.  December 16, 1992.  May 14, 1992
               Conference Call between EPA and Synthetic Organic
               Chemical Manufacturers Association.  

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-F
                  Interagency Review Materials


Document No.                  Description

II-F-1         D. McMurrer, EPA:SDB:ESD.  Briefing materials for
               December 18, 1991 meeting between EPA and the
               Office of Management and Budget (OMB).  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-F
                  Interagency Review Materials


Document No.                  Description

II-F-2         W. G. Rosenberg, EPA:OAR, to R. Morgenstern,
               EPA:OPPE.  December 23, 1991.  Submission of
               Proposed National Emission Standards for Hazardous
               Air Pollutants for Source Categories:  Organic
               Hazardous Air Pollutants from the Synthetic
               Organic Chemical Manufacturing Industry and Seven
               Other Source Categories (the HON) Under Amended
               Section 112 for Office of Management and Budget
               Review.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-F
                  Interagency Review Materials


Document No.                  Description

II-F-3         J. Meyer, EPA:SDB:ESD.  Briefing materials for
               May 19, 1992 meeting between EPA and OMB.  

II-F-4         D. McMurrer, EPA:SDB:ESD.  Briefing materials for
               June 11, 1992 meeting between EPA and OMB.  

II-F-5         D. McMurrer, EPA:SDB:ESD, to T. Hillier, OMB.   
               July 28, 1992.  Two memos from the National
               Governors Association's Air Implementation Task
               Force HON Work Group regarding use of a discount
               factor in HON emissions averaging.   

II-F-6         D. McMurrer, EPA:SDB:ESD.  Briefing materials for
               August 6, 1992 meeting between EPA and OMB.  

II-F-7         D. McMurrer, EPA:SDB:ESD.  Briefing materials for
               August 11, 1992 (a.m.) meeting between EPA and
               OMB.  

II-F-8         D. McMurrer, EPA:SDB:ESD.  Briefing materials for
               August 11, 1992 (p.m.) meeting between EPA and
               OMB.  

II-F-9         J. Meyer, EPA:SDB:ESD.  Briefing materials for the
               August 13, 1992 meeting between the EPA and OMB.  

II-F-10        D. McMurrer, EPA:SDB:ESD.  Briefing materials for
               September 10, 1992 meeting between EPA and OMB.  

II-F-11        D. McMurrer, EPA:SDB:ESD, to T. Hillier, OMB. 
               September 29, 1992.  Cost effectiveness estimates
               for Benzene NESHAP. IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-F
                  Interagency Review Materials


Document No.                  Description

II-F-12        T. Kiernan, EPA:OAR, to F. Hodsoll, OMB.  October
               7, 1992.  Transmittal of Draft Revisions to the
               Preamble and Regulation for the Hazardous Organic
               NESHAP.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-F
                  Interagency Review Materials


Document No.                  Description

II-F-13        T. Kiernan, EPA:OAR, to F. Hodsoll, OMB.  October
               7, 1992.  HON Benefits Analysis.  

II-F-14        J. Meyer, EPA:SDB:ESD, to T. Hillier, OMB. 
               October 8, 1992.  Transmittal of Requested
               Materials for 12291 Review of the HON.  Draft
               analysis of costs associated with monitoring,
               recordkeeping, and reporting requirements and
               draft summary of banking provisions.  

II-F-15        D. McMurrer, EPA:SDB:ESD, to T. Hillier, OMB. 
               October 8, 1992.  Transmittal of Requested
               Materials for 12291 Review of the HON.  Draft
               preamble and regulatory text for emissions
               averaging.  

II-F-16        A. Eckert, EPA:OGC, to D. Rivkin, Office of the
               Vice President, Council on Economic
               Competitiveness.  October 9, 1992.  Limitations on
               the scope of emission points that may be used to
               comply with a Section 112(d) standard.  

II-F-17        J. Meyer, EPA:SDB:ESD, to Docket A-90-19,
               Hazardous Organic NESHAP:  General Information and
               Process Vents.  Draft language for plant-wide
               emissions averaging received from D. Rivkin,
               Office of the Vice President, Council on Economic
               Competitiveness on October 13, 1992 for addition
               to the HON preamble and regulation. 

II-F-18        J. Meyer, EPA:SDB:ESD, to T. Hillier, OMB. 
               October 14, 1992.  Transmittal of Requested
               Materials for 12291 Review of the HON.  Draft
               preamble and regulatory text for applicability;
               new preamble section on wastewater issues; and
               proposed methods 304 and 305.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-F
                  Interagency Review Materials


Document No.                  Description

II-F-19        B. Jordan, EPA:ESD, to T. Hunt, OMB.  October 14,
               1992.  Draft language for recycling and banking.

II-F-20        R. Ludwiszewski, EPA:OGC.  October 15, 1992. 
               Notes from meeting with D. Rivkin, Office of the
               Vice President, Council on Economic
               Competitiveness.  Agreement on broader averaging
               scheme.  

II-F-21        A. Eckert, EPA:OGC, to D. Rivkin, Office of the
               Vice President, Council on Economic
               Competitiveness.  October 15, 1992.  Draft
               language for complementary legal theory for
               broader emissions averaging.  

II-F-22        M. Shapiro, EPA, to F. Hodsoll, OMB.  October 16,
               1992.  Rationale for the control level decision on
               process vents.  

II-F-23        L. Wegman, EPA, to F. Hodsoll, OMB.  October 20,
               1992.  Revised discussion of the rationale for the
               control levels for process vents.  

II-F-24        D. Rivkin, Office of the Vice President, Council
               on Economic Competitiveness, to EPA:OGC. October
               20, 1992.  Revised draft language for
               complementary legal theory for broader emissions
               averaging.

II-F-25        A. Eckert, EPA:OGC, to D. Rivkin, Office of the
               Vice President, Council on Economic
               Competitiveness.  October 20, 1992.   Markup of
               draft language for complementary legal theory in
               response to draft received from D. Rivkin on
               October 20, 1992 (see Item No. II-F-24).  

II-F-26        A. Eckert, EPA:OGC.  October 20, 1992.  Notes from
               telephone conversation with D. Rivkin, Office of
               the Vice President, Council on Economic
               Competitiveness.  Additional markup of draft
               language for complementary legal theory.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-F
                  Interagency Review Materials


Document No.                  Description

II-F-27        A. Eckert, EPA:OGC.  October 21, 1992.  Notes from
               conversation with D. Rivkin, Office of the Vice
               President, Council on Economic Competitiveness. 
               Revised draft language (10/21/92) for
               complementary legal theory.  

II-F-28        L. Herring, EPA:SDB:ESD, to T. Hillier, OMB. 
               October 21, 1992.  Revision to banking language
               for the HON.  

II-F-29        A. Eckert, EPA:OGC, to D. Rivkin, Office of the
               Vice President, Council on Economic
               Competitiveness.  October 22, 1992 (a.m.). 
               Revised language for complementary legal theory.  

II-F-30        A. Eckert, EPA:OGC, to D. Rivkin, Office of the
               Vice President, Council on Economic
               Competitiveness.  October 22, 1992 (p.m.). 
               Revised language for complementary legal theory.  

II-F-31        J. Meyer, EPA:SDB:ESD, to T. Hillier, OMB. 
               October 23, 1992.  Revised Section VII.A of the
               HON preamble--rationale for Subpart G.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-F
                  Interagency Review Materials


Document No.                  Description

II-F-32        L. Wegman, EPA, to T. Hunt and T. Hillier, OMB. 
               October 26, 1992.  Revised draft of the entire HON
               package.  

II-F-33        J. Meyer, EPA:SDB:ESD, to Docket A-90-19,
               Hazardous Organic NESHAP:  General Information and
               Process Vents.  October 30, 1992.  Two sets of
               draft language received from OMB for inclusion in
               the discussion of the control decision for process
               vents in the HON.  IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere

Document No.                  Description

II-I-1         Air Pollution, Third Edition, Volume IV: 
               Engineering Control of Air Pollution.  A. C.
               Stern.  Academic Press.  1977.  pp. 336 and 337.

II-I-2         North American Combustion Handbook.  Second
               edition.  North American Manufacturing Company. 
               1978.  p. 269.

II-I-3         Modern Pollution Control Technology, Volume I, Air
               Pollution Control.  Research and Education
               Association.  1978.  pp. 22-20 thru 22-25.

II-I-4         NOx Emissions for Petroleum Industry Operations. 
               S. C. Hunter and S. S. Cherry, KVB, A Research-
               Kottrell Company.  Prepared for the American
               Petroleum Institute.  API Publication 4311. 
               October 1979.  p. 83.

II-I-5         Estimating Costs of Air Pollution Control Systems,
               Part IV:  Estimating the Size and Cost of
               Ductwork.  W. M. Vatavuk and R. B. Neveril.  
               Chemical Engineering.  December 29, 1980.  pp. 71
               thru 73.

II-I-6         A Guide to the Control of Volatile Organic
               Emissions.  R. E. Kenson, MetPro Corporation
               Systems Division.  Section 1000.  1981.

II-I-7         Estimating Costs of Air Pollution Control Systems,
               Part XVI:  Costs of Refrigeration Systems.  W. M.
               Vatavuk and R. B. Neveril.  Chemical Engineering.
               May 16, 1983.  pp. 95 thru 98. 

II-I-8         Perry's Chemical Engineers' Handbook.  Sixth
               Edition.  McGraw-Hill Book Company.  1984.  pp.
               12-29 and 12-30.

II-I-9         Handbook Of Toxic And Hazardous Chemicals and
               Carcinogens.  Second Edition.  M. Sittig.  Noyes
               Publications.  1985.

II-I-10        Hawley's Condensed Chemical Dictionary.  Eleventh
               Edition.  N. I. Sax and R. J. Lewis.  Van Nostrand
               Reinhold Company.  1987.


IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-11        Process Plant Construction Estimating Standards. 
               Volume 4.  Richardson Engineering Services Inc. 
               1988.  Section 100-110, p. 4.

II-I-12        Economic Indicators.  Chemical Engineering. 
               October 1989.  p. 230.

II-I-13        Thermal Destruction of Organic Air Toxics.  J. L.
               Tessitore, et al.  Pollution Engineering.  March
               1990.  pp. 58 thru 68.

II-I-14        Pricing Equipment for Air Pollution Control.  W.
               M. Vatavuk.  Chemical Engineering.  May 1990. 
               pp. 126 thru 130.

II-I-15        Subpart VV--Standards of Performance for Equipment
               Leaks of VOC in the Synthetic Organic Chemicals
               Manufacturing Industry.  Code of Federal
               Regulations, Title 40, Part 60.  July 1, 1991. 
               pp. 485 thru 499.

II-I-16        Subpart III--Standards of Performance for Volatile
               Organic Compound (VOC) Emissions From the
               Synthetic Organic Chemical Manufacturing Industry
               (SOCMI) Air Oxidation Unit Processes.  Code of
               Federal Regulations, Title 40, Part 60.  July 1,
               1991.  pp. 586 thru 603.

II-I-17        Subpart NNN--Standards of Performance for Volatile
               Organic Compound (VOC) Emissions From the
               Synthetic Organic Chemical Manufacturing Industry
               (SOCMI) Distillation Operations.  Code of Federal
               Regulations, Title 40, Part 60.  July 1, 1991, pp.
               616 thru 633.

II-I-18        Economic Indicators.  Chemical Engineering. 
               August 1991.  p. 174.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-19        Standard & Poor's Register of Corporations,
               Director and Executives.  Standard & Poor's
               Corporation.  McGraw Hill.  Volumes 1, 2, and 3. 
               1992.  Library of Congress Catalog Card Number
               76-642986.  Title pages only.  

II-I-20        Million Dollar Directory.  America's Leading
               Public & Private Companies.  Dun & Bradstreet,
               Inc.  1992.  pp. vi and vii.

II-I-21        Mass-Transfer Operations.  Third Edition.  McGraw-
               Hill Book Company.  p. 196.  

II-I-22        Federal Register.  Size Standards by SIC Industry. 
               December 21, 1989.  54 FR 52651.  

II-I-23        Handbook of Small Business Data.  U. S. Small
               Business Administration, Office of Advocacy. 
               1988.  p. 302.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-24        Microeconomic Theory.  P. R. G. Layard and A. A.
               Walters.  Mc-Graw Hill Book Company.  1978.  pp.
               259 thru 267.

II-I-25        Industrial Market Structure and Economic
               Performance.  Second Edition.  Rand McNally
               College Publishing Company/Chicago.  1980.  pp. 58
               and 59.  

II-I-26        The Kline Guide to the Chemical Industry.  Fourth
               edition, completely revised.  S. Curry and S.
               Rich, editors.  Charles H. Kline and Company, Inc. 
               1980.  Copyright page only.

II-I-27        Synthetic Organic Chemicals.  United Sales
               Production and Sales, 1980.  United States
               International Trade Commission.  USITC Publication
               1183.  U. S. Government Printing Office,
               Washington, 1981.  p. 265.

II-I-28        Synthetic Organic Chemicals.  United Sales
               Production and Sales, 1981.  United States
               International Trade Commission.  USITC Publication
               1292.  U. S. Government Printing Office,
               Washington, 1982.  p. 227 and 245.

II-I-29        Kirk-Othmer Encyclopedia of Chemical Technology. 
               Third Edition, Volume 20, Refractories to Silk. 
               John Wiley and Sons.  1982.  p. 953.

II-I-30        Synthetic Organic Chemicals.  United Sales
               Production and Sales, 1982.  United States
               International Trade Commission.  USITC Publication
               1422.  U. S. Government Printing Office,
               Washington, 1983.  pp. 239 and 261.

II-I-31        Synthetic Organic Chemicals.  United Sales
               Production and Sales, 1983.  United States
               International Trade Commission.  USITC Publication
               1588.  U. S. Government Printing Office,
               Washington, 1984.  pp. 17, 161, 237, 259, and 260.

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-32        Synthetic Organic Chemicals.  United Sales
               Production and Sales, 1984.  United States
               International Trade Commission.  USITC Publication
               1745.  U. S. Government Printing Office,
               Washington, 1985.  pp. 15, 159, 235, and 258.

II-I-33        Synthetic Organic Chemicals.  United Sales
               Production and Sales, 1985.  United States
               International Trade Commission.  USITC Publication
               1892.  U. S. Government Printing Office,
               Washington, 1986.  pp. 19, 163, 245, and 268.

II-I-34        1982 Census of Manufacturers.  Concentration
               Ratios in Manufacturing.  Issued April
               1986.  U. S. Department of Commerce.  pp. 5-36
               thru 5-39, 7-24 thru 7-26, and 7-100 thru 7-106.

II-I-35        Rubber World.  March 1986.  p. 5.

II-I-36        Synthetic Organic Chemicals.  United Sales
               Production and Sales, 1986.  United States
               International Trade Commission.  USITC Publication
               2009.  U. S. Government Printing Office,
               Washington, 1987.  pp. 18, 126, 194, 212, and 213.

II-I-37        Chemical Profile--Triethylene Glycol.  Chemical
               Marketing Reporter.  March 30, 1987.

II-I-38        Final Report--Preliminary Economic Analysis of the
               Proposed Revision to the Standard for 1,3-
               Butadiene:  Phase II.  JACA Corporation.  Contract
               No. J-9-F-5-0058.  August 14, 1987.  pp. 2-14 thru
               2-33.

II-I-39        Synthetic Organic Chemicals.  United Sales
               Production and Sales, 1987.  United States
               International Trade Commission.  USITC Publication
               2118.  U. S. Government Printing Office,
               Washington, 1988.  pp. 2-2, 10-2, 14-2, 15-7, and
               15-8.  

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-40        Modest Growth Ahead for Rubber.  Chemical and
Engineering News.  March 21, 1988.  pp. 25, 26,
28, 29, 36, 38, 39, 40, 41, 46, 47, and 51.

II-I-41        Rubber World.  April 1988.  p. 11.

II-I-42        Chemical Marketing Reporter.  May 9, 1988. p. 23.

II-I-43        Chemical Profile--Polybutadiene.  Chemical
               Marketing Reporter.  May 23, 1988.

II-I-44        Chemical Products Synopsis.  Ethylene Dichloride. 
               Mannsville Chemical Products Corporation.  June
               1988.  

II-I-45        Chemical Profile--SB Rubber.  Chemical Marketing
               Reporter.  June 27, 1988.

II-I-46        Chemical Profile--Ethylene Oxide.  Mannsville
               Chemical Productions Corporation.  August 1988.

II-I-47        Chemical Profile--Chloroform.  Mannsville Chemical
               Productions Corporation.  September 1988.

II-I-48        Methyl Chloride Up On Strong Growth in Silicones
               Market.  Chemical Marketing Reporter.  December
               19, 1988.  p. 7.

II-I-49        Synthetic Organic Chemicals.  United Sales
               Production and Sales, 1988.  United States
               International Trade Commission.  USITC Publication
               2219.  U. S. Government Printing Office,
               Washington, 1989.  pp. 3, 3-2, 10-2, 14-2, and
               15-4 thru 15-8.  

II-I-50        1989 Directory of Chemical Producers.  SRI
               International.  pp. 596, 598, 599, 927, and 928.  

II-I-51        Statistical Abstract of the United States 1989. 
               109th Edition.  U. S. Department of Commerce. 
               January 1989.  pp. 466, 731, and 795.

II-I-52        Chemical Products Synopsis.  Triethylene Glycol. 
               Mannsville Chemical Products Corporation.  January
               1989.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-53        Styrene Price May Fall by Middle of January. 
               Chemical Marketing Reporter.  January 7, 1989. 
               p. 5.

II-I-54        BPA Producers See Capacity Loosening.  Chemical
               Marketing Reporter.  February 27, 1989.  pp. 5 and
               11.  

II-I-55        Chemical Profile--Chloroform.  Chemical Marketing
               Reporter.  February 27, 1989.  

II-I-56        PTA:  A Runaway Train.  Chemicalweek.  March 29,
               1989.  pp. 26 and 27.  

II-I-57        Aromatic Organic Exports:  January.  Chemical
               Marketing Reporter.  April 10, 1989.  pp. 12 and
               14.  

II-I-58        Rubber Chemicals Face More Demanding Market. 
               Chemical and Engineering News.  April 17, 1989. 
               pp. 25, 26, 28, 30, 32, 36, 37, 38, 40, 44, 46,
               47, and 54.

II-I-59        Chemical Profile--Ethylene Dichloride.  Chemical
               Marketing Reporter.  May 22, 1989.  

II-I-60        Benzoic Acid--United States.  SRI International. 
               June 1989.  

II-I-61        Aliphatic Organics.  Chemical Marketing Reporter. 
               July 17, 1989.  pp. 14 and 15.

II-I-62        Aromatic Organics.  Chemical Marketing Reporter. 
               July 24, 1989.  pp. 15 and 16.  

II-I-63        Chemical Profile--Paraxylene.  Chemical Marketing
               Reporter.  August 7, 1989.  

II-I-64        Chemical Profile--Styrene.  Chemical Marketing
               Reporter.  August 14, 1989.  

II-I-65        EDC Tabs Take A Dive.  Chemicalweek.  August 16,
               1989.  p. 7.
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-66        Transportation Gains From Composite Use.  Chemical
               Marketing Reporter.  August 28, 1989.  p. SR 10.

II-I-67        Cyclohexylamine Seen Reaching Fair Value. 
               Chemical Marketing Reporter.  August 28, 1989. 
               pp. 5 and 14.

II-I-68        Derivative Demand Pushes Ethylene Capacity Up. 
               Oil and Gas Journal.  September 4, 1989.  pp. 53,
               54, 60, 61, and 64.

II-I-69        Chloroform Problem Clouds CFC Outlook.  Chemical
               Marketing Reporter.  September 11, 1989.  pp. 3
               and 15.

II-I-70        VCM/EDC Deal for Goodrich.  Chemicalweek.  October
               11, 1989.  pp. 9 and 12.

II-I-71        Standard and Poor's Industry Surveys.  November 2,
               1989.  pp. 16, 17, 24, 25, 27, 28, 29, 30, 31, 33,
               34, 38, 42, 43, and 47.

II-I-72        Chemical Profile--Propylene.  Chemical Marketing
               Reporter.  November 13, 1989.  

II-I-73        Shell Plans for More EO/EG.  Chemicalweek. 
               November 15, 1989.  pp. 12 and 16.

II-I-74        Aromatic Organics.  Chemical Marketing Reporter.
               December 18, 1989.  p. 14.  

II-I-75        Plastics 1990.  Chemicalweek.  December 20, 1989.
               pp. 18, 19, and 20.

II-I-76        Synthetic Organic Chemicals.  United Sales
               Production and Sales, 1989.  United States
               International Trade Commission.  USITC Publication
               2338.  U. S. Government Printing Office,
               Washington, 1990.  pp. 3-2, 14-2, 15-4, 15-5,
               15-6, and 15-7.  

II-I-77        1990 Directory of Chemical Producers.  SRI
               International.  pp. 531, 704, and 1049.  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-78        Organic Chemical Prices Escalate - Industry
               Report.  Investext.  1990.  

II-I-79        Chemical Products Synopsis.  Butadiene. 
               Mannsville Chemical Products Corporation.  January
               1990.

II-I-80        Chemical Products Synopsis.  Ethylene.  Mannsville
               Chemical Products Corporation.  January 1990.

II-I-81        Chemical Products Synopsis.  Styrene.  Mannsville
               Chemical Products Corporation.  January 1990.

II-I-82        1990 U. S. Industrial Outlook.  U. S. Department
               of Commerce.  January 1990.  pp. 3-4, 9-7, 12-1,
               12-2, 12-3, 12-4, 13-1, 13-2, 13-7, 14-1, 14-3,
               14-4, 14-5, 15-4, 37-2, 37-4, 37-3, and 50-2.

II-I-83        Chemical Marketing Reporter.  January 1, 1990. 
               pp. SR 18, SR 24, 33, and 35.

II-I-84        Chemical Profile--Propylene Glycol.  Chemical
               Marketing Reporter.  January 1, 1990.

II-I-85        Chemical Marketing Reporter.  January 7, 1990. 
               p. 36.

II-I-86        1990 Forecast.  Chemicalweek.  January 3/10, 1990. 
               pp. 18, 19, 25, and 26.

II-I-87        PO Markets Seen Marking Time in '90.  Chemical
               Marketing Reporter.  January 3, 1990.  pp. 3, and
               12.  

II-I-88        Chemical Marketing Reporter.  January 8, 1990. 
               pp. 26 thru 29, 31, 32, 34, and 42. 

II-I-89        Chemical Marketing Reporter.  January 15, 1990. 
               pp. 5, 12, and 36.

II-I-90        Chemical Marketing Reporter.  January 22, 1990. 
               pp. 5.

II-I-91        Detergents Seek "Greener" Pastures.  Chemical
               Marketing Reporter.  January 29, 1990.  pp. SR 3.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-92        Surfactants Heading for Choppier Waters.  Chemical
               Marketing Reporter.  January 29, 1990.  pp. SR 28.

II-I-93        Soaps and Detergents, New Opportunities in a
               Mature Business.  Chemicalweek.  January 31, 1990. 
               pp. 20 and 21.

II-I-94        Chemical Profile--Triethylene Glycol.  Chemical
               Marketing Reporter.  February 5, 1990.

II-I-95        Engineering Plastics:  Crowds Are Moving In. 
               Chemical Marketing Reporter.  February 12, 1990. 
               p. SR 11.

II-I-96        Chemical Profile--Ethylene Oxide.  Chemical
               Marketing Reporter.  February 12, 1990.

II-I-97        PVC Producer See Protracted Growth.  Chemical
               Marketing Reporter.  February 12, 1990.  p. SR 25.

II-I-98        EO/EG Marketers:  Cautious Optimism.  Chemical
               Marketing Reporter.  February 12, 1990.  pp. 3.

II-I-99        Synthetic Rubber Following Butadiene.  Chemical
               Marketing Reporter.  February 19, 1990.  pp. 9.

II-I-100       Strong Growth for Acrylonitrile.  Chemicalweek. 
               February 28, 1990. p. 24.

II-I-101       Chemical Products Synopsis.  Toluene.  Mannsville
               Chemical Products Corporation.  March 1990.  

II-I-102       Styrene in Comeback After Weather Outage. 
               Chemical Marketing Reporter.  March 5, 1990. 
               pp. 3.

II-I-103       Aliphatic Organics.  Chemical Marketing Reporter. 
               March 5, 1990.  p. 15.  

II-I-104       Aromatic Organics.  Chemical Marketing Reporter. 
               March 12, 1990.  p. 11.

II-I-105       Adhesives and Sealants, A Dynamic Industry Meets
               New Demands.  Chemicalweek.  March 14, 1990.  pp.
               20 thru 22, 26, and 28.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-106       Aromatic Organic Exports:  December.  Chemical
               Marketing Reporter.  March 19, 1990.  

II-I-107       Aromatic Organics.  Chemical Marketing Reporter. 
               March 26, 1990.  p. 12.

II-I-108       No Easy Balance in Petrochemicals.  Chemicalweek. 
               March 28, 1990.  p. 22 thru 24.

II-I-109       Business Briefs.  Rubber World.  April 1990. 
               pp. 11 and 12.

II-I-110       Petrochemicals '90.  Chemical Marketing Reporter. 
               April 2, 1990.  p. SR 4.

II-I-111       Petrochemicals '90.  Chemical Marketing Reporter. 
               April 2, 1990.  p. SR 18.

II-I-112       Petrochemicals Facing Squeeze on Margins Into
               Early Next Year.  Oil and Gas Journal.  April 2,
               1990.  pp. 17 and 18.

II-I-113       Butadiene Calls Divided; Shortages, Excess Seen. 
               Chemical Marketing Reporter.  April 9, 1990. 
               p. 5.

II-I-114       Top 50 Chemicals Production Slowed Markedly Last
               Year.  Chemical and Engineering News.  April 9,
               1990.  pp. 11 thru 15.

II-I-115       The Tug of War In Acrylonitrile.  Chemicalweek. 
               April 25, 1990.  p. 13.

II-I-116       Specialties '90.  Chemical Marketing Reporter. 
               April 30, 1990.  pp. SR 4 and SR 8.

II-I-117       Specialties '90.  Plasticizers Stagnant; Fight for
               Share Is On.  Chemical Marketing Reporter.  April
               30, 1990.  pp. SR 22 and SR 23.

II-I-118       Specialties '90.  Antioxidants Stress Tailor-Made
               Approach.  Chemical Marketing Reporter.  April 30,
               1990.  p. SR 26 thru SR 28.
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-119       Specialties '90.  Water Tech Expands As Industry
               Changes.  Chemical Marketing Reporter.  April 30,
               1990.  p. SR 34 thru SR 35.

II-I-120       Aromatic Organics.  Chemical Marketing Reporter. 
               April 30, 1990.  pp. 14 and 15.

II-I-121       Chemical Products Synopsis.  Phenol.  Mannsville
               Chemical Products Corporation.  May 1990.

II-I-122       Business Briefs.  Rubber World.  May 1990. p. 6.

II-I-123       Butadiene Levels Off.  Chemicalweek.  May 2, 1990. 
               pp. 13 and 14.

II-I-124       Amines Market Shift Favors Cyclohexylamine. 
               Chemical Marketing Reporter.  May 7, 1990.  pp. 5
               and 12.

II-I-125       Phenol and Acetone on a Seesaw.  Chemicalweek. 
               May 16, 1990.  pp. 7 and 8.

II-I-126       Farm Chemicals Difficult to Cultivate.  Chemical
               Marketing Reporter.  May 21, 1990.  pp. SR 3,
               SR 4, and SR 10.

II-I-127       Pesticide Rulings Threaten New Growth.  Chemical
               Marketing Reporter.  May 21, 1990.  p. SR 15.

II-I-128       Rubber Chemicals Industry Strong, Slowly Growing
               Despite Changes.  Chemical and Engineering News. 
               May 21, 1990.  pp. 45, 46, and 64.

II-I-129       Chemical Products Synopsis.  Terephthalic Acid. 
               Mannsville Chemical Products Corporation.  June
               1990.

II-I-130       Business Briefs.  Rubber World.  June 1990.  p. 13

II-I-131       Petchem Prices:  Headed for a Fall?  Chemicalweek. 
               June 6, 1990.  p. 8.

II-I-132       Producers Push for Higher Propylene Glycol Prices. 
               Chemicalweek.  June 13, 1990.  p. 33.
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-133       Production:  1989 was a strong year for basic
               chemicals, a poor one for synthetics.  Chemical
               and Engineering News.  June 18, 1990.  pp. 38 thru
               41, 43, 46, 50, and 67.

II-I-134       Earnings Growth Stalls for Chemical Industry. 
               Chemical and Engineering News.  June 18, 1990. 
               pp. 45, 48, 54, 60, 62, 64, and 65.

II-I-135       Butadiene is Forecast to Grow Sluggishly. 
               Chemical and Engineering News.  June 25, 1990. 
               p. 19.

II-I-136       Federal Reserve Bulletin.  Volume 76, Number 7. 
               July 1990.  p. A50.

II-I-137       Chemical Products Synopsis.  Formaldehyde. 
               Mannsville Chemical Products Corporation.  July
               1990.

II-I-138       Survey of Current Business.  Volume 70, Number 7. 
               July 1990.  U. S. Department of Commerce.  p. S-6.

II-I-139       Formaldehyde Demand Forecast to Hit 7.4 Billion
               Pounds in '94.  July 2, 1990.  

II-I-140       Chemical Prices.  Chemical Marketing Reporter. 
               July 9, 1990.  pp. 30, thru 32.

II-I-141       Styrene Tightness Belies Slow Market.  Chemical
               Marketing Reporter.  July 30, 1990.  

II-I-142       Ethylene Oxide/Glycol Profitability in Doldrums. 
               Chemical and Engineering News.  July 30, 1990. 
               pp. 11 and 12.

II-I-143       Chemical Profile--Acetone.  Chemical Marketing
               Reporter.  July 30, 1990.  

II-I-144       Chemical Products Synopsis.  Bisphenol A. 
               Mannsville Chemical Products Corporation.  August
               1990.  

II-I-145       Chemical Profile--Phenol.  Chemical Marketing
               Reporter.  August 6, 1990.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-146       Aromatic Organics.  Chemical Marketing Reporter. 
               August 13, 1990.  p. 11.

II-I-147       A Surfeit of Projects in Styrene.  Chemicalweek. 
               August 29, 1990.  p. 38.

II-I-148       Chemical Products Synopsis.  Methyl t-Butyl Ether. 
               Mannsville Chemical Products Corporation. 
               September 1990.  

II-I-149       Growth in Methanol Supply Lags Demand.  Chemical
               and Engineering News.  September 3, 1990.  pp. 17
               and 18.

II-I-150       Cool EG Starts Heating Up Again.  Chemicalweek. 
               September 12, 1990.  p. 25.

II-I-151       Chemical Profile--Bisphenol-A.  Chemical Marketing
               Reporter.  September 24, 1990.

II-I-152       Chemical Products.  Acetone.  Mannsville Chemical
               Products Corporation.  October 1990.  

II-I-153       Chemical Products.  Phthalic Anhydride. 
               Mannsville Chemical Products Corporation.  October
               1990.  

II-I-154       Aromatic Organics.  Chemical Marketing Reporter. 
               October 1, 1990.  p. 13.

II-I-155       JAYFLEXTM PLASTICIZERS.  Product Information. 
               Exxon Chemical.  October 1990.

II-I-156       Heavy Far East Buying Taxes the Styrene Market. 
               Chemicalweek.  October 3, 1990.  p. 17.

II-I-157       Chemical Profile--Benzoic Acid.  Chemical
               Marketing Reporter.  October 8, 1990.

II-I-158       Aromatic Organics.  Chemical Marketing Reporter. 
               October 15, 1990.  pp. 15 and 17.

II-I-159       Fiber Businesses Stall; Players Debate Prices. 
               Chemical Marketing Reporter.  October 22, 1990.
               pp. 5 and 12.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-160       Arco's Propylene Glycol Plant Sits in Limbo. 
               Chemicalweek.  October 24, 1990.  p. 18.

II-I-161       Chemical Products Synopsis.  Methyl Chloride. 
               Mannsville Chemical Products Corporation. 
               November 1990.  

II-I-162       Chemical Profile--Naphthalene.  Chemical Marketing
               Reporter.  November 5, 1990.  

II-I-163       Styrene Slowdown Stalls Expansions.  Chemical
               Marketing Reporter.  November 12, 1990.  pp. 3 and
               13.

II-I-164       Public Law 101-549.  November 15, 1990.

II-I-165       Auto Emission Gains Seen from Oxygenates. 
               Chemical Marketing Reporter.  December 24, 1990. 
               pp. 3 and 13.

II-I-166       Chemical Prices.  Chemical Marketing Reporter. 
               December 24, 1990.  p. 30.

II-I-167       Chemical Prices.  Chemical Marketing Reporter. 
               December 31, 1990.  p. 24 thru 27, 30, and 32.

II-I-168       Synthetic Organic Chemicals.  United Sales
Production and Sales, 1990.  United States
International Trade Commission.  USITC Publication
2470.  U. S. Government Printing Office,
Washington, 1991.  p. 7-2.  

II-I-169       1991 U. S. Industrial Outlook.  U. S. Department
               of Commerce.  January 1991.  pp. 3-1 thru 3-4,
               6-2, and 13-7.  

II-I-170       Styrene Price May Fall Middle of January. 
               Chemical Marketing Reporter.  January 7, 1991. 
               pp. 5.  

II-I-171       Chemical Profile--Methyl Methacrylate.  Chemical
               Marketing Reporter.  January 14, 1991.  

II-I-172       Report from Houston.  D. Richards.  Chemical
               Marketing Reporter.  February 4, 1991.  p. 46.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-173       Chemical Prices.  Chemical Marketing Reporter. 
               February 11, 1991.  pp. 31 and 33.

II-I-174       Chemical Prices.  Chemical Marketing Reporter. 
               February 18, 1991.  pp. 32, 34, and 40.

II-I-175       Glycol Prices Are Up But Maybe Not For Long. 
               Chemical Marketing Reporter.  February 25, 1991. 
               pp. 5 and 14.

II-I-176       Chemical Prices.  Chemical Marketing Reporter. 
               February 25, 1991.  p. 31.

II-I-177       Oxygenates Opportunities Are Seen As Improving. 
               Chemical Marketing Reporter.  March 4, 1991. 
               pp. 5 and 15.

II-I-178       Chemical Prices.  Chemical Marketing Reporter. 
               March 11, 1991.  pp. 3, 32, 38, and 40.

II-I-179       Methanol "Chaos" Seen As MTBE Goes Ahead. 
               Chemical Marketing Reporter.  March 25, 1991. 
               pp. 3 and 19.

II-I-180       Corn Belt Pushes Ethanol.  Chemical Marketing
               Reporter.  March 25, 1991.  p. 7.

II-I-181       Report from Houston.  D. Richards.  Chemical
               Marketing Reporter.  April 1, 1991.  p. 46.

II-I-182       MTBE Demand Will Require a Significant Rise in
               Imports.  Chemical Marketing Reporter.  April 8,
               1991.

II-I-183       Chemical Prices.  Chemical Marketing Reporter. 
               April 8, 1991.  pp. 32, 33, 37, 38, and 40. 

II-I-184       Refiners Have Options to Deal With Reformulated
               Gasoline.  Oil and Gas Journal.  April 8, 1991. 
               pp. 68 thru 71.

II-I-185       U. S. Clean Air Act Expands Role for Oxygenates. 
               Oil and Gas Journal.  April 15, 1991.  pp. 44 thru
               48.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-186       Eastman Takes on Arco/Carbide Assets.  Chemical
               Marketing Reporter.  April 22, 1991.  pp. 3 and
               15.

II-I-187       Chemical Profile--ABS Resins.  Chemical Marketing
               Reporter.  April 22, 1991.  p. 46.

II-I-188       Air Toxics and VOCs:  Markets and Technology for
               Compliance Analysis, Control Technology, and
               Measurement.  A Market Research Report.  Volume I: 
               Analysis and Forecast.  R. W. McIlvaine, et al. 
               The McIlvaine Company.  Northbrook, IL.  October
               1991.  Title page only.

II-I-189       Chemcyclopedia.  1992.  pp. 63, 77, 99, and 273.

II-I-190       Chemical Prices.  Chemical Marketing Reporter. 
               March 2, 1992.  p. 31.

II-I-191       Chemical Profile--Methyl Chloride.  Chemical
               Marketing Reporter.  March 9, 1992.
IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-J
        Miscellaneous Federal Register Notices Published
                   During Proposal Development


Document No.                  Description

II-2-J-1       Vol. 56, No. 8, January 11, 1991, National Air
               Pollution Control Techniques Advisory Committee;
               Open Meeting; Notice of open meeting.IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-J
        Miscellaneous Federal Register Notices Published
                   During Proposal Development


Document No.                  Description

II-J-2         Vol. 56, No. 204, October 22, 1991, National Air
               Pollution Control Techniques Advisory Committee;
               Open Meeting; Notice of open meeting.
IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory II-J
        Miscellaneous Federal Register Notices Published
                   During Proposal Development


Document No.                  Description

II-J-3         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants; Benzene Emissions from
               Maleic Anhydride Plants, Ethylbenzene/Styrene
               Plants, Benzene Storage Vessels, Benzene Equipment
               Leaks, and Coke By-Product Recovery Plants; Final
               Rule.  54 FR 38044-38139.  September 14, 1989.

II-J-4         Federal Register.  Standards of Performance for
               New Stationary Sources; Volatile Organic Compound
               Emissions From the Synthetic Organic Chemical
               Manufacturing Industry (SOCMI) Reactor Processes. 
               55 FR 26953-26980.  June 29, 1990.

II-J-5         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants; Announcement of
               Negotiated Regulation for Equipment Leaks.  56 FR
               9315-9339.  March 6, 1991.  
 IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory III-A
                  Notice of Proposed Rulemaking


Document No.                       Description

III-A-1        Notice of Proposed Rulemaking--National Emission
               Standards for Hazardous Air Pollutants for
               Categories:  Organic Hazardous Air Pollutants for
               the Synthetic Organic Chemical Manufacturing
               Industry and Seven Other Processes.  October 29,
               1992 Proposal Package.



IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory III-A
                  Notice of Proposed Rulemaking


Document No.                       Description

III-A-2        Federal Register.  Notice of Proposed Rulemaking--
               National Emission Standards for Hazardous Air
               Pollutants for Categories;  Organic Hazardous Air
               Pollutants from the Synthetic Organic Chemical
               Manufacturing Industry and Seven Other Processes. 
               57 FR 62608-62808-h.  December 31, 1992.IN AIR DOCKET

 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory III-B
                    Proposed Support Document


Document No.                       Description

III-B-1        Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Proposed Standards, Draft EIS, Volume 1A: 
               National Impacts Assessment, Publication No. EPA-
               453/D-92-016a, November 1992; Volume 1B:  Control
               Technologies, Publication No. EPA-453/D-92-016b,
               November 1992; and Volume 1C:  Model Emission
               Sources, Publication No. EPA-453/D-92-016c,
               November 1992.  IN AIR DOCKET  
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-A
          Additional EPA Studies or Contractor Reports


Item No.                      Description

IV-A-1         Laboratory and Field Evaluation of a Methodology
               for Determination of Hydrogen Chloride Emissions
               from Municipal and Hazardous Waste Incinerators. 
               Entropy Environmentalists, Inc.  Prepared for the
               U.S. Environmental Protection Agency, Research
               Triangle Park, NC.  April 1989.  

IV-A-2         EPA/OSW Methods Development.  Task 5B:  Reduction
               of Hypochlorite in the EPA Method 0050 Sampling
               Train.  Draft.  Radian Corporation.  Prepared for
               the U.S. Environmental Protection Agency,
               Arlington, Virginia.  October 15, 1992.

IV-A-3         Evaluation Method 0050 for Hydrogen Chloride. 
               Task A:  Cyclone Purge Studies.  Draft Internal
               Report.  Radian Corporation.  Prepared for the
               U.S. Environmental Protection Agency, Research
               Triangle Park, NC.  August 1993.

IV-A-4         Evaluation Method 0050 for Hydrogen Chloride. 
               Task B:  Studies of Sampling Atmospheres
               Containing Less Than 20 ppmv Hcl.  Draft Internal
               Report.  Radian Corporation.  Prepared for the
               U.S. Environmental Protection Agency, Research
               Triangle Park, NC.  August 1993.

IV-A-5         Evaluation Method 0050 for Hydrogen Chloride. 
               Task C:  Studies of Sampling Atmospheres
               Containing Ammonium Chloride.  Draft Internal
               Report.  Radian Corporation.  Prepared for the
               U.S. Environmental Protection Agency, Research
               Triangle Park, NC.  September 30, 1993.



IN AIR DOCKET  
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-A
          Additional EPA Studies or Contractor Reports


Item No.                      Description

IV-A-6         Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Final Standards.  Volume 2A:  Comments on Process
               Vents, Storage Vessels, Transfer Operations, and
               Equipment Leaks.  Final EIS.  Publication No. EPA-
               453/R-94-003a.  March 1994.

IV-A-7         Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Final Standards.  Volume 2C:  Comments on
               Emissions Averaging.  Final EIS.  Publication No.
               EPA-453/R-94-003c.  March 1994.

IV-A-8         Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Final Standards.  Volume 2E:  Comments on
               Recordkeeping, Reporting, Compliance and Test
               Methods.  Final EIS.  Publication No. EPA-453/R-
               94-003e.  March 1994.

IV-A-9         Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Final Standards.  Volume 2F:  Commenter
               Identification List.  Final EIS.  Publication No.
               EPA-453/R-94-003f.  March 1994.
IN AIR DOCKET  
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-A
          Additional EPA Studies or Contractor Reports


Item No.                      Description

IV-A-10        Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Final Standards.  Volume 2B:  Comments on
               Wastewater.  Final EIS.  Publication No. EPA-
               453/R-94-003b.  March 1994.

IV-A-11        Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Final Standards.  Volume 2D:  Comments on
               Applicability, National Impacts, and Overlap with
               Other Rules.  Final EIS.  Publication No. EPA-
               453/R-94-003d.  March 1994.
IN AIR DOCKET  
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-B
                Additional EPA Factual Memoranda


Item No.                      Description

IV-B-1         D. Paul and J. A. Probert, Radian Corporation, to
               J. S. Meyer, EPA:SDB.  January 18, 1994. 
               Subpart I of the HON.

IV-B-2         D. Paul, J. A. Probert, and R. Mead, Radian
               Corporation, to J. S. Meyer, EPA:SDB.  January 18,
               1994.  Characterization of product accumulator
               vessels and process vents.

IV-B-3         J. Schaefer, EPA:CPB, to Hazardous Organic NESHAP
               (HON) Docket.  February 19, 1994.  General
               Applicability -- Addition of dodecanedioic acid to
               table 1, synthetic organic chemical manufacturing
               industry (SOCMI) chemicals.

IV-B-4         W. Johnson, EPA:SDB, to Docket No. A-90-19, HON
               Docket.  February 24, 1994.  Distribution of HON
               Supplemental Guidance Document "SGD".

IV-B-5         E. Manning, EPA:CPB, to Docket.  February 24,
               1994.  Proposed test method 25D public comments.

IN AIR DOCKET  
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-B
                Additional EPA Factual Memoranda


Item No.                      Description

IV-B-6         J. A. Probert, Radian Corporation, to J. Meyer,
               EPA:SDB.  February 4, 1994.  Changes to the list
               of SOCMI chemicals in the HON.  

IV-B-7         K. Pelt, Radian Corporation, to J. Meyer, EPA:SDB. 
               February 14, 1994.  HON process vents MACT floor--
               ranking by uncontrolled emissions.  

IV-B-8         R. Oommen and T. R. Olsen, Radian Corporation, to
               HON Project File.  February 25, 1994.  Scrubber
               outlet halogen mass flow rate.  IN AIR DOCKET  
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-B
                Additional EPA Factual Memoranda


Item No.                      Description

IV-B-9         J. Seitz, EPA:OAQPS, to T. E. Kelly, EPA:ORME. 
               December 21, 1993.  Request for OMB clearance of
               reporting and recordkeeping requirements
               associated with the hazardous organic NESHAP (HON)
               for the synthetic organic chemical manufacturing
               industry (SOCMI) and seven other processes.

IV-B-10        T. R. Olsen, Radian Corporation, to HON Project
               File.  January 11, 1994.  TRE coefficients in the
               final rule.    IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-C
          Additional Correspondence to Outside Persons


Item No.                      Description

IV-C-1         J. Meyer, EPA:ESD, to A. Stanley, Chemical
               Manufacturers Association (CMA).  January 8, 1993. 
               Transmitting HON BID Volumes 1A, 1B, and 1C.  

IV-C-2         K. R. Teal, ESD:SDB, to E. Siegler, American
               Petroleum Institute.  January 11, 1993. 
               Transmitting HON BID Volumes 1A, 1B, and 1C.  

IV-C-3         J. Meyer, EPA:ESD, to D. Driesen, Natural
               Resources Defense Council.  January 22, 1993. 
               Transmitting HON BID Volumes 1A, 1B, and 1C.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-C
          Additional Correspondence to Outside Persons


Item No.                      Description

IV-C-4         J. S. Seitz, EPA:OAQPS, to N. W. Hancock, Oil,
               Chemical & Atomic Workers (OCAW).  March 26, 1993. 
               Response to January 27, 1993 letter.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-C
          Additional Correspondence to Outside Persons


Item No.                      Description

IV-C-5         B. C. Jordan, EPA:ESD, to D. Driessen, Natural
               Resources Defense Council, Inc.  April 9, 1993. 
               Benzene waste operations NESHAP workshop.  

IV-C-6         J. S. Seitz, EPA:OAQPS, to R. Abraham, Texans
               United Education Fund.  May 14, 1993.  Response to
               March 1, 1993 comment letter.  

IV-C-7         J. S. Seitz, EPA:OAQPS, to M. L. Brisker, private
               citizen.  June 29, 1993.  Response to comment
               letter.  

IV-C-8         J. S. Seitz, EPA:OAQPS, to N. F. Parks, Sierra
               Club.  June 29, 1993.  Response to March 31, 1993
               comment letter.  

IV-C-9         J. S. Seitz, EPA:OAQPS, to N. Paravicini, private
               citizen.  June 29, 1993.  Response to March 27,
               1993 comment letter.  

IV-C-10        J. S. Seitz, EPA:OAQPS, to D. Makin, private
               citizen.  June 29, 1993.  Response to comment
               letter.  

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-1         G. I. Matsumoto, Johnson Wax, to Air Docket
               Section (A-90-19).  January 6, 1993.  Comments on
               HON proposal (57 FR 62608-808h).  

IV-D-2         M. M. Orr, Louisiana Environmental Action Network
               (LEAN); R. Abraham, Texans United; S. Blyskal,
               Citizens for a Clean Environment;
               S. C. Harrington, Sierra Club Legal Defense Fund;
               F. Robinson, North Baton Rouge Environmental
               Association; W. E. Sanders, OCAW Local 4-449;
               P. Bryant, Gulf Coast Tenants Organization;
               D. Nicolai, OCAW Local 4-620; and R. Parry,
               Galveston-Houston Against Smog Pollution, to
               W. K. Reilly, EPA Administrator.  January 12,
               1992.  Request to hold a HON public hearing in
               Baton Rouge, Louisiana.  

IV-D-3         M. M. Orr, Louisiana Environmental Action Network
               (LEAN); R. Abraham, Texans United; W. E. Sanders,
               OCAW Local 4-449; P. Bryant, Gulf Coast Tenants
               Organization; S. Blyskal, Citizens for a Clean
               Environment; S. C. Harrington, Sierra Club Legal
               Defense Fund; F. Robinson, North Baton Rouge
               Environmental Association;  D. Nicolai, OCAW Local
               4-620; and R. Parry, Galveston-Houston Against
               Smog Pollution, to C. Browner, EPA Administrator-
               Designate.  January 12, 1992.  Request to hold a
               HON public hearing in Baton Rouge, Louisiana.  

IV-D-4         D. Driesen, Natural Resources Defense Council, to
               W. K. Reilly, EPA Administrator.  January 13,
               1993.  Request to hold a HON public hearing in
               Baton Rouge, Louisiana.  

IV-D-5         D. Driesen, Natural Resources Defense Council, to
               C. Browner, EPA Administrator-Designate.  January
               13, 1993.  Request to hold a HON public hearing in
               Baton Rouge, Louisiana.  

IV-D-6         G. F. Hoffnagle, TRC Environmental Corporation, to
               W. G. Rosenberg, EPA Assistant Administrator. 
               January 19, 1993.  Inter-program difficulties in
               implementing the 1990 Clean Air Act Amendments.  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-7         J. Schulze, Ciba-Geigy, to J. S. Meyer, EPA:ESD. 
               February 1, 1993.  Problem with definition of
               chemical manufacturing process.  

IV-D-8         P. Dolan, Adsistor Technology, Inc., to EPA Air
               Docket (A-90-19).  February 9, 1993.  Alternatives
               to Method 21 for fugitive emissions compliance
               testing of chemical process equipment pursuant to
               the proposed NESHAP regulations (40 CFR part 63,
               subpart H, 63.180).  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-9         D. B. Hunt, Columbia United Christian Church, to
               Administrator C. M. Browner, EPA.  Undated. 
               Comments regarding HON proposal.  

IV-D-10        J. DeBaker, private citizen, to Administrator
               C. Browner, EPA.  Undated.  Comments regarding HON
               proposal.  

IV-D-11        S. R. Kniffer, private citizen, to Administrator
               C. Browner, EPA.  March 16, 1993.  Comments
               regarding HON proposal.  

IV-D-12        K. A. Muldoon, Powertrol, to R. Rosensteel,
               EPA:CPB.  March 23, 1993.  Comments on proposed
               revisions to 40 CFR Part 63, 63.114(a)(2): 
               process vent provisions-monitoring equipments.  

IV-D-13        N. W. Hancock, Oil, Chemical & Atomic Workers
               (OCAW), to Administrator C. Browner, EPA.  January
               27, 1993.  Request to hold additional HON public
               hearings in New Orleans and Baton Rouge,
               Louisiana; Houston, Texas; Philadelphia,
               Pennsylvania; and Los Angeles, California.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-14        D. A. Bingham, Bingham Environmental Technologies,
               Inc., to EPA Air Docket (A-90-19).  March 24,
               1993.  Comments regarding HON proposal.

IV-D-15        L. P. Guzzetti, Lumur International, Inc., to EPA
               Air Docket (A-90-19).  March 24, 1993.  Comments
               regarding HON proposal.  

IV-D-16        B. L. Bailey, General Electric Company, to Air
               Docket Section (A-90-19).  March 26, 1993. 
               Comments regarding HON proposal.  

IV-D-17        K. Treen, Specialty Gases, to EPA Air Docket
               (A-90-19).  March 26, 1993.  Comments regarding
               HON proposal.  

IV-D-18        R. B. Shirrell, Monitoring Technologies
               Corporation (on behalf of Photovac), to EPA Air
               Docket (A-90-19).  March 26, 1993.  Comments
               regarding HON proposal.  

IV-D-19        D. A. Blair, Monitoring Technologies Corporation
               (on behalf of Photovac), to EPA Air Docket
               (A-90-19).  March 26, 1993.  Comments regarding
               HON proposal.  

IV-D-20        R. M. Carter, Reider Associates, to EPA Air Docket
               (A-90-19).  March 26, 1993.  Comments regarding
               HON proposal.  

IV-D-21        D. E. Strayer, Borden Packaging and Industrial
               Products, to EPA Air Docket (A-90-19).  March 29,
               1993.  Comments on proposed SOCMI HON general
               provisions.    

IV-D-22        D. E. Strayer, Borden Packaging and Industrial
               Products, to EPA Air Docket (A-90-19).  March 29,
               1993.  Comments on proposed SOCMI HON process vent
               provisions.    

IV-D-23        P. M. Besio, Hazco, to EPA Air Docket (A-90-19). 
               March 29, 1993.  Comments regarding HON proposal. 
               
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-24        R. W. Wheelhouse, Hazco, to EPA Air Docket (A-90-
               19).  March 29, 1993.  Comments regarding HON
               proposal. 

IV-D-25        B. J. Howard, ICS Associates, Inc., to EPA Air
               Docket (A-90-19).  March 29, 1993.  Comments
               regarding HON proposal.  

IV-D-26        J. E. Schmidt, FMC Corporation, to EPA's Air
               Docket (A-90-19 and A-90-20).  March 30, 1993. 
               Comments regarding HON proposal.  

IV-D-27        P. Buerger, Safety and Environmental Services,
               Inc., to EPA Air Docket (A-90-19).  March 30,
               1993.  Comments regarding HON proposal.  

IV-D-28        R. M. Carter, Reider Associates, to EPA Air Docket
               (A-90-19).  March 26, 1993.  Comments regarding
               HON proposal.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-29        T. T. Cromwell, Chemical Manufacturers Association
               (CMA), to M. Dubow, EPA:OAQPS.  March 22, 1993. 
               Possible overlap and conflict between the proposed
               HON and the draft General Provisions.  

IV-D-30        M. M. Orr, Louisiana Environmental Action Network
               (LEAN); R. Abraham, Texans United; W. E. Sanders,
               OCAW Local 4-449; P. Bryant, Gulf Coast Tenants
               Organization; S. Blyskal, Citizens for a Clean
               Environment; S. C. Harrington, Sierra Club Legal
               Defense Fund; F. Robinson, North Baton Rouge
               Environmental Association;  D. Nicolai, OCAW Local
               4-620; and R. Parry, Galveston-Houston Against
               Smog Pollution, to J. Meyer, EPA:ESD.  March 24,
               1993.  Letter of thanks for attending the public
               hearing.   

IV-D-31        D. Thompson, Enviromega Ltd. (on behalf of the
               Chemical Manufacturers Association), to J. Meyer,
               EPA:ESD.  April 7, 1993.  Comments on Proposed
               Methods 21, 304, and 305 Contained in the
               Hazardous Organic NESHAP.  IN AIR DOCKET 
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-32        M. L. Mullins, Chemical Manufacturers Association
               (CMA), to EPA Air Docket Office, Attn:  Docket
               Numbers A-90-19, A-90-20, A-90-21, A-90-22, and
               A-90-23.  April 19, 1993.  Comments regarding HON
               proposal. 

IN AIR DOCKET 
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-33        C. D. Malloch, Monsanto, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  
IN AIR DOCKET 
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-34        J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 19,
               1993.  Comments regarding HON proposal.  

IV-D-35        D. W. Gustafson and J. A. Crites, The Dow Chemical
               Company, to EPA Air Docket A-90-19.  April 16,
               1993.  Comments regarding HON (process vents)
               proposal.  

IV-D-36        D. W. Gustafson and J. A. Crites, The Dow Chemical
               Company, to EPA Air Docket A-90-19.  April 16,
               1993.  Comments regarding HON (general) proposal. 

IV-D-37        D. W. Gustafson and J. A. Crites, The Dow Chemical
               Company, to EPA Air Docket A-90-19.  March 30,
               1993.  Comments regarding HON (Method 18)
               proposal.  

IV-D-38        D. Fillingame, Citgo, to EPA Air Docket A-90-19. 
               March 18, 1993.  Comments regarding HON proposal. 

IV-D-39        J. M. Wilson, Bristol-Myers Squibb Company, to EPA
               Air Docket A-90-19.  March 31, 1993.  Comments
               regarding HON proposal. 

IV-D-40        M. von der Ahe, Witzel Associates, to EPA Air
               Docket A-90-19.  April 5, 1993.  Comments
               regarding HON proposal. 

IV-D-41        B. Warren, Consumer Policy Institute, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-20,
               A-90-21, A-90-22, and A-90-23.  April 7, 1993. 
               Comments regarding HON proposal.  

IV-D-42        J. A. Fitzgerald, Argus Supply Company, to EPA Air
               Docket A-90-19.  April 8, 1993.  Comments
               regarding HON proposal.  

IV-D-43        H. Bialer, Staten Island Citizens for Clean Air
               ("SICCA"), to EPA Air Docket A-90-19.  April 8,
               1993.  Comments regarding HON proposal.  

IN AIR DOCKET 
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-44        S. Lewis, The Good Neighbor Project for
               Sustainable Industries, to EPA Air Docket A-90-19. 
               April 11, 1993.  Comments regarding HON proposal. 

IV-D-45        Oil, Chemical & Atomic Workers (OCAW) to EPA Air
               Docket A-90-19.  April 12, 1992 (date is most
               likely a typographical error).  Statements of
               W. E. Sanders, OCAWIU and D. Nicolai, Louisiana
               Labor/Neighbor Project.  

IV-D-46        D. W. Marshall, Union Camp, to EPA Air Docket
               A-90-19.  April 12, 1993.  Comments regarding HON
               proposal.  

IV-D-47        M. Zeesman, New York City Environment Campaign, to
               EPA Air Docket A-90-19.  April 13, 1993.  Comments
               regarding HON docket. 

IV-D-48        R. Skinner, Air Products, to EPA Air Docket
               A-90-19.  April 14, 1993.  Comments regarding HON
               proposal.  

IV-D-49        P. P. Baljet, American Lung Association, to EPA
               Air Docket A-90-19.  April 14, 1993.  Comments
               regarding HON proposal.  

IV-D-50        D. L. Chapman, The Goodyear Tire & Rubber Company,
               to EPA Air Docket A-90-19.  April 14, 1993. 
               Comments regarding HON proposal.  

IV-D-51        D. F. Theiler, State of Wisconsin, Department of
               Natural Resources, to EPA Air Docket A-90-19. 
               April 15, 1993.  Comments regarding HON proposal. 

IV-D-52        R. M. Baldisserotto, Hoffmann-La Roche, to EPA Air
               Docket A-90-19.  April 15, 1993.  Comments
               regarding HON proposal.  

IV-D-53        V. E. Messick, Vista Chemical Company, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-20,
               A-90-21, A-90-22, and A-90-23.  April 15, 1993. 
               Comments regarding HON proposal.  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-54        D. A. Woodring, BP Chemicals, to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 15, 1993.  Comments
               regarding HON proposal.  

IV-D-55        T. Tepedino, CITGO Petroleum Corporation, to EPA
               Air Docket A-90-19.  April 15, 1993.  Comments
               regarding HON proposal.  

IV-D-56        P. M. King, PPG Industries, to EPA Air Docket
               A-90-19.  April 15, 1993.  Comments regarding HON
               proposal.  

IV-D-57        S. Engelman, Hoechst Cleanese Corporation, to EPA
               Air Docket A-90-19.  April 15, 1993.  Comments
               regarding HON proposal.  

IV-D-58        P. C. Bailey, American Petroleum Institute (API),
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-21, A-90-22, and A-90-23.  April 16, 1993. 
               Comments regarding HON proposal.   

IV-D-59        T. A. Kovacic, Dow Corning, to EPA Air Docket
               A-90-19.  April 16, 1993.  Comments regarding HON
               proposal.  

IV-D-60        A. T. Roy, Allied Signal, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  

IV-D-61        B. J. Price, Phillips Petroleum Company, to EPA
               Air Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  

IV-D-62        P. T. Cavanaugh, The Chevron Companies, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-21,
               A-90-22, and A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.   

IV-D-63        S. J. H. Manekshaw, Pennzoil Company, to EPA Air
               Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-64        B. D. Patterson, Exxon Company, U.S.A., to EPA Air
               Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  

IV-D-65        D. G. Berkebile, The Goodyear Tire & Rubber
               Company, to EPA Air Docket A-90-19.  April 16,
               1993.  (See comments dated April 14, 1993--
               IV-D-50).  Comments regarding HON proposal.  

IV-D-66        E. J. Flynn, Louisiana Chemical Association, to
EPA Air Docket A-90-19.  April 16, 1993.  Comments
regarding HON proposal.  

IV-D-67        R. D. Truelove, Conoco, Inc., to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.  

IV-D-68        E. A. Fisher, Rohm and Haas, to EPA Air Docket
               A-90-19.  April 16, 1993.  Comments regarding HON
               proposal.  

IV-D-69        D. C. Copeland and F. P. Collis, OxyChem, to EPA
               Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, and A-90-21.  April 16, 1993.  Comments
               regarding HON proposal.  

IV-D-70        W. R. Campbell, Texas Air Control Board, to EPA
               Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-21, A-90-22, and A-90-23.  April 16, 1993. 
               Comments regarding HON proposal.   

IV-D-71        G. R. Reynolds and M. O. Tanzer, GE Plastics, to
               EPA Air Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  

IV-D-72        J. W. Vinzant, Kaiser Aluminum, to EPA Air Docket
               A-90-19.  April 16, 1993.  Comments regarding HON
               proposal.  

IV-D-73        B. L. Taranto, Exxon Chemical Americas, to EPA Air
               Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-74        E. L. DuSold, Eli Lilly and Company, to EPA Air
               Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  

IV-D-75        R. R. Kienle, Shell Oil Company, to EPA Air
               Dockets A-90-19 and A-90-23.  April 16, 1993. 
               Comments regarding HON proposal.  

IV-D-76        V. W. Chen, Louisiana State University Medical
               Center, J. Meyer and EPA Air Docket A-90-19. 
               April 16, 1993.  Monograph on cancer in Louisiana
               (Volume VII).  

IV-D-77        R. C. Phelps and J. L. Woolbert, Eastman Kodak
               (Texas), to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 16, 1993.  Comments regarding HON proposal. 

IV-D-78        A. J. Dawson, American Cyanamid Company, to EPA
               Air Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  

IV-D-79        W. P. Leonard, Borden Chemicals and Plastics, to
               EPA Air Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  

IV-D-80        J. T. Sell, National Paint & Coatings Association,
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 18,
               1993.  Comments regarding HON proposal.  

IV-D-81        G. D. Strickland, Chemical Manufacturers
               Association (Diisocyanates Panel of CMA), to EPA
               Air Docket A-90-19.  April 19, 1993.  Comments
               regarding HON proposal.  

IV-D-82        J. E. Gilchrist, American Mining Congress, to EPA
               Air Docket A-90-19.  April 19, 1993.  Comments
               regarding HON proposal.  

IV-D-83        R. T. Paul, The Coalition for Clean Air
               Implementation, to EPA Air Docket A-90-19. 
               April 19, 1993.  Comments regarding HON proposal. 
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-84        G. D. Strickland, Chemical Manufacturers
               Association (Phthalate Esters Panel of CMA), to
               EPA Air Docket A-90-19.  April 19, 1993.  Comments
               regarding HON proposal.   

IV-D-85        D. Driesen, Natural Resources Defense Council, to
               EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 19,
               1993.  Comments regarding HON proposal.  

IV-D-86        S. L. Edwards, Synthetic Organic Chemical
               Manufacturers Association, Inc. (SOCMA), to EPA
               Air Docket A-90-19.  April 19, 1993.  Comments
               regarding HON proposal.  

IV-D-87        D. J. Ames, State of California, Air Resources
               Board, to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 19, 1993.  Comments regarding HON proposal. 



IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-88        V. McIntire, Eastman Chemical Company, to EPA Air
               Docket A-90-19.  April 15, 1993.  Comments
               regarding HON proposal. 

IV-D-89        R. T. Richards, Texaco, Inc., to EPA Air Docket
               A-90-19.  April 16, 1993.  Comments regarding HON
               proposal. 

IV-D-90        T. M. Allen, New York State Department of
               Environmental Conservation, to EPA Air Docket
               A-90-19.  April 16, 1993.  Comments regarding HON
               proposal. 

IV-D-91        C. D. Bennett, Ashland Petroleum Company, to EPA
               Air Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal. 

IV-D-92        N. Dee, National Petroleum Refiners Association,
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 16,
               1993.  Comments regarding HON proposal.  

IV-D-93        M. Zaw-Mon, Maryland Department of the
               Environment, to EPA Air Docket, Attn:  Docket
               Numbers A-90-19, A-90-20, A-90-21, A-90-22, and
               A-90-23.  April 16, 1993.  Comments regarding HON
               proposal.  

IV-D-94        M. E. Johnson, John Muir (Wisconsin) Chapter of
               the Sierra Club, to C. Browner, EPA Administrator. 
               April 16, 1993.  Comments regarding HON proposal. 

IV-D-95        J. Schulze, Ciba Geigy, to EPA Air Docket A-90-19. 
               April 16, 1993.  Comments regarding HON proposal. 

IV-D-96        S. C. Harrington, Sierra Club Legal Defense Fund,
               Inc., to EPA Air Docket A-90-19.  April 16, 1993. 
               Comments regarding HON proposal.  

IV-D-97        J. A. Dege, DuPont, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-98        Comments of the American Forest and Paper
               Association.  April 19, 1993.  Comments regarding
               HON proposal.  

IV-D-99        I. N. Vaughan (Association of Local Air Pollution
               Control Officials [ALAPCO], and T. M. Allen (State
               and Territorial Air Pollution Program
               Administrators [STAPPA]), to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 19, 1993.  Comments regarding
               HON proposal.  

IV-D-100       M. J. Bradley, Northeast States for Coordinated
               Air Use Management (NESCAUM), to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 19, 1993.  Comments
               regarding HON proposal.  

IV-D-101       G. D. Strickland, Chemical Manufacturers
               Association (Olefins Panel of CMA), to EPA Air
               Docket A-90-19.  April 19, 1993.  Comments
               regarding HON proposal. 

IV-D-102       G. D. Strickland, Chemical Manufacturers
               Association (Ethylene Oxide Industry Panel of
               CMA), to EPA Air Docket A-90-19.  April 19, 1993. 
               Comments regarding HON proposal. 

IV-D-103       P. L. DeFur, E. K. Silbergeld, and L. Epstein,
               Environmental Defense Fund, to EPA Air Docket
               A-90-19.  April 19, 1993.  Comments regarding HON
               proposal. 

IV-D-104       D. P. Bowers, Merck & Co., Inc. to EPA Air Docket,
               Attn:  Docket Numbers A-90-19 and A-90-20. 
               April 19, 1993.  Comments regarding HON proposal. 

IV-D-105       S. C. Tautfest, Keller and Heckman (on behalf of
               the Vinyl Institute), to EPA Air Docket A-90-19. 
               April 19, 1993.  Comments regarding HON proposal. 

IV-D-106       L. Williams, The Aluminum Association, to EPA Air
               Docket A-90-19.  April 19, 1993.  Comments
               regarding HON proposal.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-107       R. J. Connor, Manufacturers of Emission Controls
               Association (MECA), to EPA Air Docket A-90-19. 
               April 19, 1993.  Comments regarding HON proposal. 

IV-D-108       T. X. White, Pharmaceutical Manufacturers
               Association, to EPA Air Docket, Attn:  Docket
               Numbers A-90-19, A-90-20, and A-90-23.  April 19,
               1993.  Comments regarding HON proposal. 

IV-D-109       D. S. Freedman, U. S. Small Business
               Administration, to EPA Air Docket A-90-19.  April
               19, 1993.  Comments regarding HON proposal.  

IV-D-110       W. Caffey Norman, Patton, Boggs & Blow (on behalf
               of the Halogenated Solvents Industry Alliance
               [HSIA]), to EPA Air Docket A-90-19.  April 19,
               1993.  Comments regrading HON proposal.  

IV-D-111       J. S. Berry, Rhone-Poulenc, to EPA Air Docket
               A-90-19.  April 19, 1993.  Comments regarding HON
               proposal.  

IV-D-112       D. E. Davis, Vulcan Chemicals, to EPA Air Docket
               A-90-19.  April 19, 1993.  Comments regarding HON
               proposal.  

IV-D-113       W. R. Quanstrom, Amoco Corporation, to EPA Air
               Docket A-90-19.  April 19, 1993.  Comments
               regarding HON proposal.  

IV-D-114       M. M. Orr, Louisiana Environmental Action Network
               (LEAN); R. Abraham, Texans United; W. E. Sanders,
               OCAW Local 4-449; P. Bryant, Gulf Coast Tenants
               Organization; S. Blyskal, Citizens for a Clean
               Environment; S. C. Harrington, Sierra Club Legal
               Defense Fund; F. Robinson, North Baton Rouge
               Environmental Association;  D. Nicolai, OCAW Local
               4-620; and R. Parry, Galveston-Houston Against
               Smog Pollution, to J. Meyer, EPA:ESD.  March 24,
               1993.  Letter of thanks for attending the public
               hearing.   IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-115       S. Lopez, Bay Area Air Quality Management
               District, to EPA Air Docket, Attn:  Docket Nos. 
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 15, 1993.  Comments regarding HON proposal. 

IV-D-116       B. C. Henderson, R.J. Reynolds Tobacco Company, to
               EPA Air Docket A-90-19.  April 19, 1993.  Comments
               regarding HON proposal.  

IV-D-117       D. Stevens, Jr., Louisiana Environmental Action
               Network (LEAN), to EPA Air Docket A-90-19.  April
               19, 1993.  Comments regarding HON proposal.  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-118       R. Abraham, Texans United Education Fund, to
               C. M. Browner, EPA Administrator.  March 1, 1993. 
               Comments regarding HON proposal.  

IV-D-119       C. Robinson, private citizen, to C. Browner, EPA
               Administrator.  March 16, 1993.  Comments
               regarding HON proposal.  

IV-D-120       B. Mannchen, private citizen, to C. Browner, EPA
               Administrator.  April 14, 1993.  Comments
               regarding HON proposal.  

IV-D-121       D. W. Gustafson, J. A. Crites, and T. A. Threet,
               The Dow Chemical Company, to Chief, EPA
               Information Policy Branch.  April 16, 1993. 
               Comments regarding HON proposal.  

IV-D-122       M. L. Brisker, private citizen, to C. Browner, EPA
               Administrator.  Undated.  Comments regarding HON
               proposal.  

IV-D-123       D. Makin, private citizen, to C. Browner, EPA
               Administrator.  Undated.  Comments regarding HON
               proposal.  

IV-D-124       N. Paravicini, private citizen, to C. M. Browner,
               EPA Administrator.  March 27, 1993.  Comments
               regarding HON proposal.  

IV-D-125       N. F. Parks, Sierra Club, Pennsylvania Chapter, to
               C. M. Browner, EPA Administrator.  March 31, 1993. 
               Comments regarding HON proposal.  

IV-D-126       T. K. Elliott, Photovac, to EPA's Air Docket. 
               March 23, 1993.  Comments regarding HON proposal. 

IV-D-127       Figure A - Sampling System for Hydrocarbons and
               Other Emissions.  Attachment inadvertently omitted
               from Item No. IV-D-16 (letter from B. L. Bailey,
               General Electric Company, to Air Docket Section
               (A-90-19) [in letter, referred to as "the attached
               sketch."]  March 26, 1993.  Comments regarding HON
               proposal.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-1         D. McMurrer, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 24,
               1993.  Materials for two meetings (January 25,
               1993 in Houston, Texas, and February 3, 1993, in
               Newark, New Jersey) with CMA.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-2         Notes to docket regarding meetings of March 18 and
               19, 1993 between EPA representatives and
               representatives of the Louisiana Chemical
               Association.  

IV-E-3         W. Johnson, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  May 20, 1993. 
               Documentation of April 6, 1993 conference call
               with NESCAUM and Region I representatives.  

IV-E-4         M. S. Winer, EPA:OGC, to Docket.  June 22, 1993. 
               May 26, 1993 meeting with outside parties on the
               Hazardous Organic NESHAP rulemaking proposal--
               A-90-19, Hazardous Organic NESHAP (HON).  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-5         W. Johnson, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  November 10,
               1993.  Telephone conversations with Mr. John
               Dege--clarifications to HON proposal comments
               (A-90-19:  IV-D-97).  

IV-E-6         M. S. Winer, EPA:OGC, to EPA Air Docket
               No. A-90-19.  December 16, 1993.  December 2, 1993
               meeting between Mary Nichols and NRDC concerning
               such near term priority issues such as the HON.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-7         D. McMurrer, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 3, 1994. 
               Meeting on emissions averaging in the hazardous
               organic NESHAP (HON).   

IV-E-8         W. Johnson, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 3, 1994. 
               Telephone conference with CMA to share significant
               changes to the proposed HON rule prior to OMB
               review.  

IV-E-9         W. Johnson, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 14,
               1994.  Telephone conference with CMA regarding
               coordinating efforts for a post-promulgation HON
               workshop.    

IV-E-10        W. Johnson, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 14,
               1994.  Telephone conference with STAPPA/ALAPCO to
               share significant changes to the proposed HON rule
               made prior to OMB review.      

IV-E-11        M. T. Kissell, EPA:CPB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 16,
               1994.  Telephone conference with SOCMA to share
               significant changes to the proposed HON rule made
               prior to OMB review.      

IV-E-12        J. Meyer, EPA:SDB, to Docket A-90-19, Hazardous
               Organic NESHAP and Equipment Leaks Docket
               (A-90-20).  February 19, 1994.  EPA/DOW meeting on
               April 8, 1993 on the negotiated equipment leaks
               rule and other aspects of the HON.  

IV-E-13        D. L. McMurrer, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 22,
               1994.  EPA meeting on February 1, 1994 with CMA
               and API.  

IV-E-14        D. L. McMurrer, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 22,
               1994.  EPA meeting on February 1, 1994 with CMA.  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-15        D. L. McMurrer, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 22,
               1994.  EPA meeting on February 10, 1994 with
               Congressional staff.  

IV-E-16        W. Johnson, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 22,
               1994.  Telephone conference with STAPPA/ALAPCO to
               share significant changes to the proposed HON rule
               made prior to OMB review (second conference call).

IV-E-17        W. Johnson, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 22,
               1994.  Workshop on the hazardous organic NESHAP
               (HON) sponsored by the Louisiana Department of Air
               Quality (LADEQ) at Baton Rouge.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-18        D. L. McMurrer, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 25,
               1994.  EPA meeting on February 17, 1994 with
               Congressional staff.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-19        D. L. McMurrer, EPA:SDB, to Docket No. A-90-19,
               Hazardous Organic NESHAP (HON).  February 25,
               1994.  OMB meeting on February 25, 1994 with staff
               for several public interest groups.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-F
                  Transcript of Public Hearings


Item No.                      Description

IV-F-1         PUBLIC HEARING IN THE MATTER OF:  Proposed
               Hazardous Organic NESHAP.  Transcript of Hearing
               held in the EPA Administrative Building, Research
               Triangle Park, NC.  February 25, 1993.  

IV-F-2         V. S. Everette, Radian Corporation, to Docket No.
               A-90-19, HON.  Public hearing on the proposed
               hazardous organic NESHAP (HON).  List of panel,
               speakers, and attendees.  February 25, 1993.  

IV-F-3         Statement of J. Hovious on behalf of the Chemical
               Manufacturers Association before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry.  February
               25, 1993.  

IV-F-4         Statement of P. Jann on behalf of the Chemical
               Manufacturers Association before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry.  February
               25, 1993.  

IV-F-5         Testimony of R. T. Paul on behalf of the Coalition
               for Clean Air Implementation (CCAI) before the
               Environmental Protection Agency on the Proposed
               Hazardous Organic NESHAP for the SOCMI Industry. 
               February 25, 1993.  

IV-F-6         Oral statement of F. D. Gealy, Atlantic Richfield
               Company (ARCO), Chairman of the Air Toxics Task
               Force for the American Petroleum Institute, before
               the Environmental Protection Agency on the
               Proposed NESHAP Standards for the Organic
               Hazardous Air Pollutants from the Synthetic
               Organic Chemical Manufacturing Industry and Seven
               Other Processes.  February 25, 1993.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-F
                  Transcript of Public Hearings


Item No.                      Description

IV-F-7         PUBLIC HEARING IN THE MATTER OF:  Proposed
               Hazardous Organic NESHAP.  Transcript of Hearing
               held in the Conservation Hearing Room of the
               Louisiana Department of Natural Resources, Baton
               Rouge, Louisiana.  March 18, 1993.  

IV-F-8         V. S. Everette, Radian Corporation, to Docket No.
               A-90-19, HON.  April 15, 1993.  Second public
               hearing on the proposed hazardous organic NESHAP
               (HON).  List of panel, speakers, and attendees for
               the Baton Rouge public hearing held March 18,
               1993.    

IV-F-9         Remarks of P. Bryant, Gulf Coast Tenants
               Organization, before the Environmental Protection
               Agency on the Proposed Hazardous Organic NESHAP
               for the SOCMI Industry public hearing held in
               Baton Rouge, Louisiana, March 18, 1993.  

IV-F-10        Remarks of F. T. Robinson, North Baton Rouge
               Environmental Association, before the
               Environmental Protection Agency on the Proposed
               Hazardous Organic NESHAP for the SOCMI Industry
               public hearing held in Baton Rouge, Louisiana,
               March 18, 1993.  

IV-F-11        Remarks of V. Alexander, Enviro-Medicine
               Associates, before the Environmental Protection
               Agency on the Proposed Hazardous Organic NESHAP
               for the SOCMI Industry public hearing held in
               Baton Rouge, Louisiana, March 18, 1993.  

IV-F-12        Statement of D. M. Driesen, Natural Resources
               Defense Council, before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry public
               hearing held in Baton Rouge, Louisiana, March 18,
               1993.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-1         M. H. Levin, Nixon, Hargrave, Devans & Doyle (on
               behalf of Can Manufacturers Institute [CMI]), to
               EPA Air Docket A-90-19.  April 20, 1993.  Comments
               regarding HON proposal.

IV-G-2         D. Driesen, Natural Resources Defense Council
               (NRDC), to EPA Air Docket A-90-19.  April 21,
               1993.  Comments regarding HON proposal.  

IV-G-3         D. M. Driesen, Natural Resources Defense Council
               (NRDC), to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 23, 1993.  Comments regarding HON proposal. 

IV-G-4         J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket, Attn:  Docket Nos. A-90-18, A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  (Believe
               A-90-18 is a typographical error--no such docket
               number).  April 29, 1993.  Comments regarding HON
               proposal.   IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-5         M. L. Mullins, Chemical Manufacturers Association,
               to EPA's Air Docket No. A-90-19.  May 27, 1993. 
               Comments on the "Interlaboratory Study."

IV-G-6         D. M. Driesen and R. White, American Lung
               Association and Natural Resources Defense Council,
               to M. Shapiro, EPA:OAR.  June 4, 1993.  Comments
               regarding HON proposal.  

IV-G-7         D. M. Driesen and R. White, American Lung
               Association and Natural Resources Defense Council,
               to M. Shapiro, EPA:OAR.  June 4, 1993.  Comments
               regarding HON proposal.  

IV-G-8         D. Driesen and R. White, American Lung Association
               and Natural Resources Defense Council, to C. Fox,
               EPA:OA.  June 4, 1993.  Comments regarding HON
               proposal.  

IV-G-9         D. M. Driesen and R. White, American Lung
               Association and Natural Resources Defense Council,
               to A. Eckert, EPA:OGC.  June 4, 1993.  Comments
               regarding HON proposal.  

IV-G-10        A. Shelton, NOVA Engineering, Inc., to
               J. S. Meyer, EPA:SDB.  July 8, 1993.  Comments
               regarding HON proposal.  

IV-G-11        B. L. Taranto, Exxon Chemical Americas, to EPA Air
               Docket No. A-90-19.  July 9, 1993.  Clarifications
               of Exxon Chemicals Americas Comments on the
               Proposed HON (57 FR 62608).  

IV-G-12        A. Shelton, NOVA Engineering, Inc., to EPA Air
               Docket No. A-90-19.  July 9, 1993.  Comments
               regarding HON proposal.  

IV-G-13        D. Driesen, Natural Resources Defense Council, to
               B. Jordan, EPA:OAQPS.  July 15, 1993.  Comments
               regarding HON proposal.  

IV-G-14        V. Di Tizio, private citizen, to C. Browner, EPA
               Administrator.  Undated.  Comments regarding HON
               proposal.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-15        A. Wallos, private citizen, to C. Browner, EPA
               Administrator.  Undated.  Comments regarding HON
               proposal.  

IV-G-16        T. T. Cromwell, Chemical Manufacturers
               Association, to EPA Air Docket No. A-90-19.  July
               28, 1993.  Additional comments regarding HON
               proposal.  

IV-G-17        N. L. Morrow, Exxon Chemical Americas, to EPA Air
               Docket No. A-90-19.  July 27, 1993.  Additional
               comments regarding HON proposal.   IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-18        D. Driesen, NRDC, et. al., to C. Browner, EPA
               Administrator.  August 23, 1993.  Additional
               comments regarding HON proposal.   

IV-G-19        W. D. Binder, Thermatrix Inc., to D. L. McMurrer,
               EPA:ESD.  April 26, 1993.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-20        D. G. Hawkins, D. A. Sheiman, D. Driesen, and
               S. Buccino, Natural Resources Defense Council
               (NRDC), to M. Nichols, EPA:AA.  December 2, 1993. 
               Thank-you letter for meeting with NRDC.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-H
                  Interagency Review Materials


Item No.                      Description

IV-H-1         K. Kaufman, EPA/OAQPS, to A. Fraas, OMB/OIRA. 
               Faxed 2-16-94.  Response to inquiry of February
               15, 1994 to J. Meyer, EPA/SDB.

IV-H-2         D. Bell, EPA:SDB, to M. Girard, Office of the
               Federal Register.  February 17, 1994. 
               Incorporation by reference materials.

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-H
                  Interagency Review Materials


Item No.                      Description

IV-H-3         Draft of HON review package of December 1993
               transmitted to OMB for review under Executive
               Order 12866.  Includes Draft Regulatory Impact
               Analysis (RIA).

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-H
                  Interagency Review Materials


Item No.                      Description

IV-H-4         A. Fraas, OMB, to L. Wegman, EPA.  Undated. 
               Comments regarding emissions averaging.  Pages 73
               thru 80 of preamble.  

IV-H-5         A. Fraas, OMB, to L. Wegman, EPA.  February 24,
               1994.  Comments on emissions averaging.  Pages 133
               thru 136, and 157 thru 159 of the preamble.

IV-H-6         M. Winer, EPA:OGC, to A. Fraas, OMB.  February 24,
               1994.  Reopening of public comment period.

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-H
                  Interagency Review Materials


Item No.                      Description

IV-H-7         D. McMurrer, EPA:SDB, to A. Fraas, OMB.  Undated. 
               HON/112(f) interface.   

IV-H-8         D. McMurrer, EPA:SDB, to A. Fraas, OMB.  Undated. 
               Edits to HON emissions averaging.  

IV-H-9         D. McMurrer, EPA:SDB, to A. Fraas, OMB.  Undated. 
               Edits to HON emissions averaging.  

IV-H-10        L. Wegman, EPA, to A. Fraas, OMB.  February 28,
               1994.  Draft revised language for preamble and
               regulations.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-I
 Miscellaneous Federal Register Notices Published After Proposal


Item No.                      Description

IV-I-1         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Notice of public
               hearing and extension of public comment period. 
               58 FR 11201-11202.  February 24, 1993.  

IV-I-2         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Correction.  58 FR
               11667-11719.  February 26, 1993.  

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-I
 Miscellaneous Federal Register Notices Published After Proposal


Item No.                      Description

IV-I-3         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Reopening of public
               comment period and correction to Regulatory
               Flexibility Act certification.  58 FR 53478-53480. 
               October 15, 1993.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-J
    References Not Readily Available to the Public Elsewhere


Item No.                      Description

IV-J-1         Louisiana Toxics Release Inventory 1991.  Fourth
               Annual Edition.  Prepared by the Louisiana
               Department of Environmental Quality.  December
               1992.  63 pp.

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-K
             Public Comments Received in Response to
                Request for Supplemental Comments


Item No.                      Description

IV-K-1         D. Driesen, Natural Resources Defense Council, to
               EPA Air Docket No. A-90-19.  Undated.  Response to
               request for supplemental comments.  

IV-K-2         L. Williams, The Aluminum Association, to EPA Air
Docket No. A-90-19.  October 15, 1993.  Response
to request for supplemental comments.  

IV-K-3         D. E. Strayer, Borden Packaging and Industrial
               Products, to EPA Air Docket A-90-19.  October 28,
               1993.  Response to request for supplemental
               comments.  

IV-K-4         C. W. Ensign, Sinclair Oil Corporation, to EPA Air
               Docket No. A-90-19.  November 3, 1993.  Response
               to request for supplemental comments.  

IV-K-5         J. M. Willcox, The Louisiana Land and Exploration
               Company, to EPA Air Docket No. A-90-19.  November
               5, 1993.  Response to request for supplemental
               comments.  

IV-K-6         A. Lee, Texaco, Inc., to EPA Air Docket
               No. A-90-19.  November 9, 1993.  Response to
               request for supplemental comments.  

IV-K-7         S. Engelman, Hoechst Celanese Corporation, to EPA
               Air Docket No. A-90-19.  November 9, 1993. 
               Response to request for supplemental comments.  

IV-K-8         G. E. Sutherland, Phillips 66 Company, to EPA Air
               Docket No. A-90-19.  November 9, 1993.  Response
               to request for supplemental comments.  

IV-K-9         R. H. Collom, Georgia Department of Natural
               Resources, to EPA Air Docket No. A-90-19. 
               November 10, 1993.  Response to request for
               supplemental comments.  

IV-K-10        B. Hartsock, Texas Natural Resource Conservation
               Commission, to EPA Air Docket No. A-90-19. 
               November 10, 1993.  Response to request for
               supplemental comments.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-K
             Public Comments Received in Response to
                Request for Supplemental Comments


Item No.                      Description

IV-K-11        D. E. Byars, Commonwealth Oil Refining Company,
               Inc. (CORCO), to EPA Air Docket No. A-90-19. 
               November 10, 1993.  Response to request for
               supplemental comments.  

IV-K-12        B. Warren, Consumer Policy Institute, to EPA Air
               Docket No. A-90-19.  November 11, 1993.  Response
               to request for supplemental comments.  

IV-K-13        R. R. Kienle, Shell Oil Company, to EPA Air Docket
               No. A-90-19.  November 11, 1993.  Response to
               request for supplemental comments.  

IV-K-14        D. F. Hunter, Phillips Petroleum Company, to EPA
               Air Docket No. A-90-19.  November 11, 1993. 
               Response to request for supplemental comments.  

IV-K-15        N. L. Renfro, Valero Refining Company, to EPA Air
               Docket No. A-90-19.  November 11, 1993.  Response
               to request for supplemental comments.  

IV-K-16        S. Nichols, Diamond Shamrock, to EPA Air Docket
               No. A-90-19.  November 11, 1993.  Response to
               request for supplemental comments.  

IV-K-17        N. J. Carman, Sierra Club--Lone Star Chapter, to
               C. Browner, EPA Administrator.  November 11, 1993. 
               Response to request for supplemental comments.  

IV-K-18        F. Barron, Placid Refining Company, to EPA Air
               Docket No. A-90-19.  November 11, 1993.  Response
               to request for supplemental comments.  

IV-K-19        P. M. Bitter, The Chevron Companies, to EPA Air
               Docket No. A-90-19.  November 11, 1993.  Response
               to request for supplemental comments.  

IV-K-20        D. J. Tippeconnic, Phillips Petroleum Company, to
               EPA Air Docket No. A-90-19.  November 12, 1993. 
               Response to request for supplemental comments.  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-K
             Public Comments Received in Response to
                Request for Supplemental Comments


Item No.                      Description

IV-K-21        C. D. Malloch, Monsanto, to EPA Air Docket
               No. A-90-19.  November 12, 1993.  Response to
               request for supplemental comments.  

IV-K-22        R. W. Skinner, Air Products, to EPA Air Docket
               No. A-90-19.  November 12, 1993.  Response to
               request for supplemental comments.  

IV-K-23        A. Farmer, Tosco Refining Company, to EPA Air
               Docket No. A-90-19.  November 12, 1993.  Response
               to request for supplemental comments.  

IV-K-24        D. W. Gustafson and T. A. Threet, The Dow Chemical
               Company, to EPA Air Docket No. A-90-19.  November
               12, 1993.  Response to request for supplemental
               comments.  

IV-K-25        M. S. Kelly, Total Petroleum, Inc., to EPA Air
               Docket No. A-90-19.  November 12, 1993.  Response
               to request for supplemental comments.  

IV-K-26        S. J. H. Manekshaw, Pennzoil Company, to EPA Air
               Docket No. A-90-19.  November 12, 1993.  Response
               to request for supplemental comments.  

IV-K-27        R. C. Phelps, Eastman Chemical Company, to EPA Air
               Docket No. A-90-19.  November 12, 1993.  Response
               to request for supplemental comments.  

IV-K-28        G. R. Reynolds, Jr., GE Plastics, to EPA Air
               Docket No. A-90-19.  November 12, 1993.  Response
               to request for supplemental comments.  

IV-K-29        E. R. Lewis, Texas Petrochemicals Corporation, to
               EPA Air Docket No. A-90-19.  November 12, 1993. 
               Response to request for supplemental comments.  

IV-K-30        D. Theiler and R. Colby, State and Territorial Air
               Pollution Program Administrators/Association of
               Local Air Pollution Control Officials
               (STAPPA/ALAPCO), to EPA Air Docket No. A-90-19. 
               November 12, 1993.  Response to request for
               supplemental comments.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-K
             Public Comments Received in Response to
                Request for Supplemental Comments


Item No.                      Description

IV-K-31        L. W. Cresswell, Kerr-McGee Refining Corporation,
               to EPA Air Docket No. A-90-19.  November 12, 1993. 
               Response to request for supplemental comments.  

IV-K-32        D. K. McCormick, Wyoming Refining Company, to EPA
               Air Docket No. A-90-19.  November 12, 1993. 
               Response to request for supplemental comments.  

IV-K-33        D. W. Gates, Ashland Petroleum Company, to EPA Air
               Docket No. A-90-19.  November 12, 1993.  Response
               to request for supplemental comments.  

IV-K-34        R. P. Strieter, The Coalition for Clean Air
               Implementation, to EPA Air Docket No. A-90-19. 
               November 12, 1993.  Response to request for
               supplemental comments.  

IV-K-35        J. W. Vinzant, Kaiser Aluminum, to EPA Air Docket
               No. A-90-19.  November 12, 1993.  Response to
               request for supplemental comments.  

IV-K-36        R. J. Weiss, Jr., Crown Central Petroleum
               Corporation, to EPA Air Docket No. A-90-19. 
               November 12, 1993.  Response to request for
               supplemental comments.  

IV-K-37        D. F. Theiler, State of Wisconsin/Department of
               Natural Resources, to EPA Air Docket No. A-90-19. 
               November 15, 1993.  Response to request for
               supplemental comments.  

IV-K-38        J. A. Dege, Jr., DuPont, to EPA Air Docket
               No. A-90-19.  November 15, 1993.  Response to
               request for supplemental comments.  

IV-K-39        M. H. Levin, Nixon, Hargrave, Devans & Doyle (on
               behalf of the Can Manufacturers Institute [CMI]),
               to EPA Air Docket No. A-90-19.  November 15, 1993. 
               Response to request for supplemental comments.  

IV-K-40        J. S. Berry, Jr., Rhone-Poulenc, Inc., to EPA Air
               Docket No. A-90-19.  November 15, 1993.  Response
               to request for supplemental comments.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-K
             Public Comments Received in Response to
                Request for Supplemental Comments


Item No.                      Description

IV-K-41        L. Fields and G. Collins, National Association for
               the Advancement of Colored People (Austin Branch),
               to EPA Air Docket No. A-90-19.  November 15, 1993. 
               Response to request for supplemental comments.  

IV-K-42        T. X. White, Pharmaceutical Manufacturers
               Association, to EPA Air Docket No. A-90-19. 
               November 15, 1993.  Response to request for
               supplemental comments.  

IV-K-43        J. G. Gerard, American Furniture Manufacturers
               Association (AFMA), to EPA Air Docket No. A-90-19. 
               November 15, 1993.  Response to request for
               supplemental comments.  

IV-K-44        P. P. Baljet, American Lung Association, to EPA
               Air Docket No. A-90-19.  November 15, 1993. 
               Response to request for supplemental comments.  

IV-K-45        B. M. Harney, Mobil Oil Corporation, to EPA Air
               Docket No. A-90-19.  November 15, 1993.  Response
               to request for supplemental comments.  

IV-K-46        P. C. Bailey, Jr., American Petroleum Institute
               (API), to EPA Air Docket No. A-90-19.  November
               15, 1993.  Response to request for supplemental
               comments.  

IV-K-47        N. Dee, National Petroleum Refiners Association,
               to EPA Air Docket No. A-90-19.  November 15, 1993. 
               Response to request for supplemental comments.  

IV-K-48        M. W. Abernathy, Fina Oil and Chemical Company, to
               EPA Air Docket No. A-90-19.  November 15, 1993. 
               Response to request for supplemental comments.  

IV-K-49        B. D. Patterson, Exxon Company, U.S.A., to EPA Air
               Docket No. A-90-19.  November 15, 1993.  Response
               to request for supplemental comments.  

IV-K-50        J. Thompson, CITGO Petroleum Corporation, to EPA
               Air Docket No. A-90-19.  November 15, 1993. 
               Response to request for supplemental comments.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-K
             Public Comments Received in Response to
                Request for Supplemental Comments


Item No.                      Description

IV-K-51        J. M. Christman, Powerine Oil Company, to EPA Air
               Docket No. A-90-19.  November 15, 1993.  Response
               to request for supplemental comments.  

IV-K-52        C. C. Barnard, The UNO-VEN Company, to EPA Air
               Docket No. A-90-19.  November 15, 1993.  Response
               to request for supplemental comments.  

IV-K-53        K. I. Roane, National Cooperative Refinery
               Association, to EPA Air Docket No. A-90-19. 
               November 15, 1993.  Response to request for
               supplemental comments.  

IV-K-54        M. J. Hansel, Koch Industries, Inc., to EPA Air
               Docket No. A-90-19.  November 15, 1993.  Response
               to request for supplemental comments.  

IV-K-55        M. J. Bradley, Northeast States for Coordinated
               Air Use Management (NESCAUM), to EPA Air Docket
               No. A-90-19.  November 15, 1993.  Response to
               request for supplemental comments.  

IV-K-56        S. L. Edwards, Synthetic Organic Chemical
               Manufacturers Association, Inc. (SOCMA), to EPA
               Air Docket No. A-90-19.  November 15, 1993. 
               Response to request for supplemental comments.  

IV-K-57        J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket No. A-90-19.  November 15, 1993. 
               Response to request for supplemental comments.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-K
             Public Comments Received in Response to
                Request for Supplemental Comments


Item No.                      Description

IV-K-58        J. Nichols, Pride Refining Inc., to EPA Air Docket
               No. A-90-19.  November 9, 1993.  Response to
               request for supplemental comments.  

IV-K-59        N. F. Seppi, Marathon Oil Company, to EPA Air
               Docket No. A-90-19.  November 10, 1993.  Response
               to request for supplemental comments.  

IV-K-60        S. T. Bottom, Philbro Energy USA, Inc., to EPA Air
               Docket No. A-90-19.  November 11, 1993.  Response
               to request for supplemental comments.  

IV-K-61        F. P. Collis, Occidental Chemical Corporation
               (OxyChem), to EPA Air Docket No. A-90-19. 
               November 12, 1993.  Response to request for
               supplemental comments.  

IV-K-62        E. L. DuSold, Eli Lilly and Company, to EPA Air
               Docket No. A-90-19.  November 12, 1993.  Response
               to request for supplemental comments.  

IV-K-63        G. Smith, Sierra Club--Lone Star Chapter, to EPA
               Air Docket No. A-90-19.  November 12, 1993. 
               Response to request for supplemental comments.  

IV-K-64        C. A. O'Neil, State of Washington, Department of
               Ecology, to EPA Air Docket No. A-90-19.  November
               15, 1993.  Response to request for supplemental
               comments.  

IV-K-65        E. K. Silbergeld, Environmental Defense Fund, to
               EPA Air Docket No. A-90-19.  November 15, 1993. 
               Response to request for supplemental comments.  

IV-K-66        J. J. Mayhew, Chemical Manufacturers Association
               (CMA), to EPA Air Docket No. A-90-19.  November
               15, 1993.  Response to request for supplemental
               comments.  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-K
             Public Comments Received in Response to
                Request for Supplemental Comments


Item No.                      Description

IV-K-67        B. Mannchen, Galveston-Houston Association for
               Smog Prevention (GHASP), to EPA Air Docket
               No. A-90-19.  November 12, 1993.  Response to
               request for supplemental comments.  

IV-K-68        B. Bateman, Bay Area Air Quality Management
               District (BAAQMD), to EPA Air Docket No. A-90-19. 
               November 15, 1993.  Response to request for
               supplemental comments.  

IV-K-69        R. W. Curtis, American Airlines Maintenance &
               Engineering Center, to EPA Air Docket No. A-90-19. 
               November 15, 1993.  Response to request for
               supplemental comments.  

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-K
             Public Comments Received in Response to
                Request for Supplemental Comments


Item No.                      Description

IV-K-70        B. L. Taranto, Exxon Chemical Americas, to EPA Air
               Docket No. A-90-19.  November 12, 1993.  Response
               to request for supplemental comments.  

IV-K-71        D. Theiler and R. Colby, State and Territorial Air
               Pollution Program Administrators/Association of
               Local Air Pollution Control Officials
               (STAPPA/ALAPCO), to EPA Air Docket No. A-90-19. 
               November 12, 1993.  Response to request for
               supplemental comments.  

IV-K-72        C. Kemper, State of Missouri Department of Natural
               Resources, to EPA Air Docket No. A-90-19. 
               November 22, 1993.  Response to request for
               supplemental comments.  

IV-K-73        R. C. Kaufmann, American Forest & Paper
               Association, to EPA Air Docket No. A-90-19. 
               November 23, 1993.  Response to request for
               supplemental comments.  

IV-K-74        M. Zaw-Mon, Maryland Department of the
               Environment, to EPA Air Docket No. A-90-19. 
               November 24, 1993.  Response to request for
               supplemental comments.  

IV-K-75        D. W. Gustafson and T. A. Threet, The Dow Chemical
               Company, to EPA Air Docket No. A-90-19.  December
               2, 1993.  Response to request for supplemental
               comments regarding HON wastewater requirements.  

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-K
             Public Comments Received in Response to
                Request for Supplemental Comments


Item No.                      Description

IV-K-76        B. L. Taranto, Exxon Chemical Americas, to EPA Air
               Docket No. A-90-19.  December 2, 1993.  Additional
               response to request for supplemental comments.  

IV-K-77        D. Driesen, Natural Resources Defense Council, to
               M. Morris, EPA:ESD.  December 14, 1993.  HON/RACT
               Interface, 58 Fed. Reg. 54136 (October 20, 1993). 
               
IV-K-78        J. C. Hovious, Union Carbide Corporation, to
               M. Morris, EPA:ESD, and Docket No. A-90-19. 
               December 17, 1993.  HON/RACT Interface Draft
               Guidance.  

IV-K-79        C. D. Malloch, Monsanto, to EPA Air Docket
               A-90-19.  December 17, 1993.  HON/RACT Interface
               Draft Guidance.  

IV-K-80        P. J. Bonacum, Merck & Co., Inc., to J. Meyer,
               EPA:SDB.  December 16, 1993.  HON LDAR
               Requirements for Processes with Limited
               Applicability Time.  

IV-K-81        E. K. Silbergeld, Environmental Defense Fund, to
               M. Nichols, EPA Assistant Administrator.  January
               11, 1994.  Meeting between representatives of EPA
               and representatives of the Environmental Defense
               Fund on December 28, 1993.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  General Information and Process
                                  Vents
                       Docket No. A-90-19
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-K-82        R. P. Strieter, American Petroleum Institute
               (API), to M. Nichols, EPA Assistant Administrator. 
               February 15, 1994.  Emissions averaging examples. 

IV-K-83        D. Driesen, Natural Resources Defense Council
               (NRDC) to M. Nichols, EPA Assistant Administrator. 
               February 17, 1994.  Thank you letter regarding
               meeting with environmental community on the HON
               rule.

IV-K-84        L. N. Epstein, J. Roberts, and E. Silbergeld,
               Environmental Defense Fund (EDF), to M. Nichols,
               EPA Assistant Administrator.  February 18, 1994. 
               Thank you letter for meeting of February 16, 1994.

IV-K-85        T. T. Cromwell, Chemical Manufacturers Association
               (CMA), to J. Meyer, EPA:SDB.  February 22, 1994. 
               Emissions averaging program.  

IV-K-86        D. M. Driesen, Natural Resources Defense Council
               (NRDC), to D. McMurrer, EPA:ESD.  February 22,
               1994.  HON rule.IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-1         Equipment Component Analysis for Identification of
               Potential Fugitive Emission Sources.  Pullman
               Kellogg.  Prepared for the U. S. Environmental
               Protection Agency, Research Triangle Park, NC. 
               June 1978.  

II-A-2         Detection of Volatile Organic Compound Emissions
               from Equipment Leaks.  K. C. Hustvedt and R. C.
               Weber.  U. S. Environmental Protection Agency,
               Research Triangle Park, NC.  Presented at the 71st
               Air Pollution Control Association Meeting.  June
               25-30, 1978.  pp. 1 thru 8.

II-A-3         Emission Factors and Frequency of Leak Occurrence
               for Fittings in Refinery Process Units.  R.
               Wetherold and L. Provost, Radian Corporation. 
               Prepared for the U. S. Environmental Protection
               Agency, Research Triangle Park, NC.  Publication
               No. EPA-600/2-79-044.  February 1979.  pp. 11 thru
               49.  

II-A-4         Problem-Oriented Report:  Frequency of Leak
               Occurrence for Fittings in Synthetic Organic
               Chemical Plant Process Units.  J. R. Blacksmith,
               et al, Radian Corporation.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  Publication No. EPA-600/2-81-
               003, September 1980.  

II-A-5         Organic Chemical Manufacturing Volume 3:  Storage,
               Fugitive, and Secondary Sources.  Report 2,
               Fugitive Emissions.  D. G. Erikson and V.
               Kalcevic, IT Enviroscience.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  Publication No. EPA-450/3-80-
               025.  December 1980.  pp. II-2, II-6, II-13, and
               IV-1. 

II-A-6         Analysis of SOCMI VOC Fugitive Emissions Data. 
               G. J. Langley, et al, Radian Corporation. 
               Prepared for the U. S. Environmental Protection
               Agency, Research Triangle Park, NC.  Publication
               No. EPA-600/2-81-111.  June 1981.  pp. 12 thru 73.

IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-7         Fugitive Emission Sources of Organic Compounds -
               Additional Information on Emissions, Emission
               Reductions, and Costs.  Publication No. EPA-450/3-
               82-010.  April 1982.  pp. ii, 1-1 thru 1-7, 2-1
               thru 2-81, 3-1 thru 3-13, and 5-1 thru 5-36. 

II-A-8         Guideline Series, Control of Volatile Organic
               Compound Leaks from Synthetic Organic Chemical and
               Polymer Manufacturing Equipment.  Publication No.
               EPA-450/3-83-006.  March 1984.  

II-A-9         Protocols for Generating Unit-Specific Emission
               Estimates for Equipment Leaks of VOC and VHAP. 
               Publication No. EPA-450/3-88-010.  October 1988. 
               pp. D-1 and F-1.  IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-10        Benzene Fugitive Emissions--Background Information
               for Proposed Standards.  Draft EIS.  Publication
               No. EPA-450/3-82-032a.  November 1980.  

II-A-11        Benzene Fugitive Emissions--Background Information
               for Proposed Standards.  EIS.  Publication No.
               EPA-450/3-82-032b.  June 1982.  

IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-1         E. Moretti, Radian Corporation, to D. Markwordt,
               EPA:ESD:CPB.  May 22, 1989.  Summary of Work
               Assignment 42 - Equipment Leak Emission Estimates,
               VOC/HAP.

II-B-2         M. Stockton and W. Hohenstein, Radian Corporation,
               to D. Markwordt, EPA:ESD:CPB and J. Meyer,
               EPA:ESD:SDB.  March 28, 1991.  Additional
               Information on Model Process Unit Equipment Count
               Development.

II-B-3         W. Hohenstein, Radian Corporation, to D.
               Markwordt, EPA:ESD:CPB.  March 29, 1991.  Revised
               "Reg Neg" Controlled Model Unit Emissions from
               Equipment Leaks.

II-B-4         W. Hohenstein, Radian Corporation, to D.
               Markwordt, EPA:ESD:CPB.  May 1, 1991. 
               Environmental and Cost Impacts of the Proposed HON
               Equipment Leaks Regulation on Small CEIS Selected 
               Product-Processes.

II-B-5         K. Hausle, Radian Corporation, to D. Markwordt,
               EPA:ESD:CPB.  February 21, 1992.  Emission and
               Control Impacts Estimation Methodology for Small
               Process Units for HON -- Equipment Leaks.  

II-B-6         K. J. Hausle and D. J. Whitt, Radian Corporation,
               to D. Markwordt, EPA:ESD:CPB.  February 28, 1992. 
               Final Cost Impacts Analysis for HON Equipment
               Leaks.
IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-7         D. J. Whitt, Radian Corporation, to D. Markwordt,
               EPA:CPB.  June 5, 1991.  Impacts from the control
               of VHAP emissions from equipment leaks in non-
               SOCMI process units for HON.  
IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-C
              EPA Correspondence to Outside Persons


Document No.                  Description

II-C-1         J. U. Crowder, EPA:OAQPS for J. B. Weigold,
               OAQPS:ESD, to P. H. Arbesman, National Air
               Pollution Control Techniques Advisory Committee
               (NAPCTAC) Member, and list of addresses, December
               18, 1990, EPA Notice of NAPCTAC meeting with
               attached "Overview of the Hazardous Organic NESHAP
               (HON) Project."IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-C
              EPA Correspondence to Outside Persons


Document No.                  Description

II-C-2         J. R. Farmer, EPA:ESED, to D. P. Bowers, Merck &
               Company, et al.  October 1, 1985.  Request for
               information regarding methylene chloride emissions
               from pharmaceutical facilities.

II-C-3         R. Pahel-Short, EPA:ESD:SDB, to H. M. Rogers, Air
               Pollution Control District of Jefferson County
               Kentucky.  December 22, 1989.  Analysis of
               butadiene and ethylene oxide screening data.
IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-D
             EPA Correspondence From Outside Persons


Document No.                  Description

II-D-1         L. Goodheart, Chevron Research and Technology
               Company, to J. Meyer, EPA:OAQPS.  July 1, 1992. 
               Comments on work done by Radian Corporation in
               developing the cost effectiveness analysis for the
               equipment leak portion of the SOCMI HON.  IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      with Outside Persons


Document No.                  Description

II-E-1         E. Moretti, Radian Corporation, to T. Ponder, PEI
               Associates.  November 22, 1989.  Telecon: 
               Discussion about the costs of leak detection and
               repair.

II-E-2         E. Moretti, Radian Corporation, to J. Darbonne,
               Darbonne Services Inc.  November 27, 1989. 
               Telecon:  Discussion about the costs of leak
               detection and repair.

II-E-3         E. Moretti, Radian Corporation, to T. Ponder, PEI
               Associates.  February 2, 1990.  Telecon: 
               Discussion about the costs of leak detection and
               repair.

II-E-4         D. J. Whitt, Radian Corporation, to J. Johnson,
               Pioneer Scientific.  October 26, 1990.  Telecon:
               Discussion about the pricing of Foxboro organic
               vapor analyzers.

II-E-5         D. J. Whitt, Radian Corporation, to D. Nagy, Crown
               Controls.  October 30, 1990.  Telecon:  Discussion
               about the costs of BS&B rupture disks.IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      with Outside Persons


Document No.                  Description

II-E-6         J. Meyer, EPA:SDB:ESD, to Docket A-90-20,
               Hazardous Organic NESHAP:  Equipment Leaks. 
               June 25, 1992.  EPA/Dow Meeting (January 22, 1992)
               on the Negotiated Equipment Leaks Rule.  
IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere
                                

Document No.                  Description

II-I-1         Preventing Flange Fires.  I. McFarland.  Chemical
               Engineering Progress.  August 1969.  pp. 59 thru
               61.

II-I-2         Guide for Pressure Relief and Depressuring
               Systems.  API RP 521.  American Petroleum
               Institute.  September 1969.  pp. 5 thru 11.  

II-I-3         Valve Installation, Operation and Maintenance. 
               H. C. Templeton.  Chemical Engineering.  October
               11, 1971.  pp. 141 thru 149.

II-I-4         How the Design of Shafts, Seals and Impellers
               Affects Agitator Performance.  W. D. Ramsey and
               G. C. Zoller.  Chemical Engineering.  August 30,
               1976.  pp. 101 thru 108.

II-I-5         Compressor Seal Fundamentals.  W. E. Nelson.
               Hydrocarbon Processing.  December 1977.  pp. 91
               thru 95.

II-I-6         Manually Operated Valves.  A. Pikulik.  Chemical
               Engineering.  April 3, 1978.  pp. 119 thru 126.

II-I-7         How to Choose and Install Mechanical Seals.  J. H.
               Ramsden.  Chemical Engineering.  October 9, 1978.
               pp. 97 thru 102.

II-I-8         Advantage Found in On-Line Leak Sealing.  J. H.
               Teller.  The Oil and Gas Journal.  July 16, 1979.
               pp. 54 thru 59.

II-I-9         Process Plant Construction Estimating Standards. 
               Richardson Engineering Services Inc.  Volume 1: 
               Account 1-0, Account 15-0 thru 15-43, and Account
               15-55.  1988. 





IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-J
        Miscellaneous Federal Register Notices Published
                   During Proposal Development


Document No.                  Description

II-J-1         Vol. 56, No. 8, January 11, 1991, National Air
               Pollution Control Techniques Advisory Committee;
               Open Meeting; Notice of open meeting.  IN AIR DOCKET

        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory II-J
        Miscellaneous Federal Register Notices Published
                   During Proposal Development


Document No.                  Description

II-J-2         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants; Benzene Emissions From
               Maleic Anhydride Plants, Ethylbenzene/Styrene
               Plants, Benzene Storage Vessels, Benzene Equipment
               Leaks, and Coke By-Product Recovery Plants.  Final
               Rule.  54 FR 38044-38082.  September 14, 1989.

II-J-3         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants; Announcement of
               Negotiated Regulation for Equipment Leaks.  56 FR
               9315-9339.  March 6, 1991.

IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory III-A
                  Notice of Proposed Rulemaking


Document No.                       Description

III-A-1        Notice of Proposed Rulemaking--National Emission
               Standards for Hazardous Air Pollutants for
               Categories:  Organic Hazardous Air Pollutants for
               the Synthetic Organic Chemical Manufacturing
               Industry and Seven Other Processes.  October 29,
               1992 Proposal Package.  (This item is identical to
               Item No. III-A-1, Docket No. A-90-19.)IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory III-A
                  Notice of Proposed Rulemaking


Document No.                       Description

III-A-2        Federal Register.  Notice of Proposed Rulemaking--
               National Emission Standards for Hazardous Air
               Pollutants for Categories;  Organic Hazardous Air
               Pollutants from the Synthetic Organic Chemical
               Manufacturing Industry and Seven Other Processes. 
               57 FR 62608-62808-h.  December 31, 1992.  This
               item is identical to Docket No. A-90-19, Item
               No. III-A-2.IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory III-B
                    Proposed Support Document


Document No.                       Description

III-B-1        Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Proposed Standards, Draft EIS, Volume 1A: 
               National Impacts Assessment, Publication No. EPA-
               453/D-92-016a, November 1992; Volume 1B:  Control
               Technologies, Publication No. EPA-453/D-92-016b,
               November 1992; and Volume 1C:  Model Emission
               Sources, Publication No. EPA-453/D-92-016c,
               November 1992.  (This item is identical to Item
               No. III-B-1, Docket No. A-90-19.)

IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-B
                Additional EPA Factual Memoranda


Item No.                      Description

IV-B-1         R. V. Oommen, Radian Corporation, to J. S. Meyer,
               EPA:SDB.  January 19, 1993.  Revised inputs for
               HON equipment leaks nationwide impact analysis.  
IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-B
                Additional EPA Factual Memoranda


Item No.                      Description

IV-B-2         J. S. Meyer, EPA:SDB, to Docket A-90-20.  February
               25, 1994.  Clarification of inaccessible connector
               provision in subpart H.    IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-1         P. Dolan, Adsistor Technology, Inc., to EPA Air
               Docket (A-90-20).  February 9, 1993.  Alternatives
               to Method 21 for fugitive emissions compliance
               testing of chemical process equipment pursuant to
               the proposed NESHAP regulations (40 CFR part 63,
               subpart H, 63.180).  This item is identical to
               Docket No. A-90-19, Item No. IV-D-8.  IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-2         S. Hennigan, The Foxboro Company, to EPA's Air
               Docket, Attn: A-90-20.  February 26, 1993. 
               Comments on HON proposal.  

IV-D-3         T. A. Kittleman, Du Pont, to R. Colyer, EPA:ESD. 
               March 9, 1993.  HON equipment leak regulation.  IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-4         T. R. McCully, ABATECH/Raven, to U.S. EPA (Docket
               No. A-90-19).  March 10, 1993.  Comments regarding
               HON proposal.  

IV-D-5         J. E. Schmidt, FMC Corporation, to EPA's Air
               Docket (A-90-19 and A-90-20).  March 30, 1993. 
               Comments regarding HON proposal.  

IV-D-6         C. Walsh, The Upjohn Company, to EPA's Air Docket
               (A-90-20).  April 2, 1993.  Comments regarding HON
               proposal.  IN AIR DOCKET 
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-7         J. M. Wilson, Bristol-Myers Squibb Company, to EPA
               Air Docket A-90-20.  March 31, 1993.  Comments
               regarding HON proposal.  

IV-D-8         B. Warren, Consumer Policy Institute, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-20,
               A-90-21, A-90-22, and A-90-23.  April 7, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-41.

IV-D-9         D. L. Chapman, The Goodyear Tire & Rubber Company,
               to EPA Air Docket A-90-20.  April 14, 1993. 
               Comments regarding HON proposal.  

IV-D-10        M. L. Mullins, Chemical Manufacturers Association
               (CMA), to EPA Air Docket A-90-20.  April 15, 1993. 
               Comments regarding HON proposal.  

IV-D-11        V. E. Messick, Vista Chemical Company, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-20,
               A-90-21, A-90-22, and A-90-23.  April 15, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-52.

IV-D-12        R. M. Baldisserotto, Hoffmann-La Roche, to EPA Air
               Docket A-90-20.  April 15, 1993.  Comments
               regarding HON proposal.  

IV-D-13        D. A. Woodring, BP Chemicals, to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 15, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-53.

IV-D-14        J. Schulze, Ciba-Geigy Corporation, to EPA Air
               Docket A-90-20.  April 16, 1993.  Comments
               regarding HON proposal.  

IV-D-15        N. Dee, National Petroleum Refiners Association,
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 16,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-92.
IN AIR DOCKET 
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-16        M. Zaw-Mon, Maryland Department of the
               Environment, to EPA Air Docket, Attn:  Docket
               Numbers A-90-19, A-90-20, A-90-21, A-90-22, and
               A-90-23.  April 16, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-93.

IV-D-17        J. A. Dege, DuPont, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-97.

IV-D-18        C. D. Malloch, Monsanto, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-33.

IV-D-19        D. W. Gustafson and J. A. Crites, The Dow Chemical
               Company, to EPA Air Docket A-90-20.  April 16,
               1993.  Comments regarding HON (equipment leaks)
               proposal.  Attachment 1 to this item is identical
               to Docket No. A-90-19, Item No. IV-D-35.

IV-D-20        T. A. Kovacic, Dow Corning, to EPA Air Docket
               A-90-20.  April 16, 1993.  Comments regarding HON
               proposal.  

IV-D-21        A. T. Roy, Allied Signal, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-60.

IV-D-22        B. D. Patterson, Exxon Company, U.S.A., to EPA Air
               Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-64.

IV-D-23        R. D. Truelove, Conoco, Inc., to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-67.IN AIR DOCKET 
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-24        D. G. Berkebile, The Goodyear Tire & Rubber
               Company, to EPA Air Docket A-90-20.  April 16,
               1993.  Comments regarding HON proposal.  

IV-D-25        E. A. Fisher, Rohm and Haas, to EPA Air Docket
               A-90-19.  April 16, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-68.

IV-D-26        B. L. Taranto, Exxon Chemical Americas, to EPA Air
               Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-73.

IV-D-27        E. L. DuSold, Eli Lilly and Company, to EPA Air
               Docket A-90-20.  April 16, 1993.  Comments
               regarding HON proposal.  

IV-D-28        R. C. Phelps and J. L. Woolbert, Eastman Kodak
               (Texas), to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 16, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-D-77. 

IV-D-29        W. P. Leonard, Borden Chemicals and Plastics, to
               EPA Air Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal (equipment leaks).  

IV-D-30        J. T. Sell, National Paint & Coatings Association,
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 18,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-80. 

IV-D-31        I. N. Vaughan (Association of Local Air Pollution
               Control Officials [ALAPCO], and T. M. Allen (State
               and Territorial Air Pollution Program
               Administrators [STAPPA]), to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 19, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-99. IN AIR DOCKET 
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-32        M. J. Bradley, Northeast States for Coordinated
               Air Use Management (NESCAUM), to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 19, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-100. 

IV-D-33        T. X. White, Pharmaceutical Manufacturers
               Association, to EPA Air Docket, Attn:  Docket
               Numbers A-90-19, A-90-20, and A-90-23.  April 19,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-108. 

IV-D-34        D. P. Bowers, Merck & Co., Inc. to EPA Air Docket,
               Attn:  Docket Numbers A-90-19 and A-90-20. 
               April 19, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-D-104.  

IV-D-35        M. L. Mullins, Chemical Manufacturers Association
               (CMA), to EPA Air Docket Office, Attn:  Docket
               Numbers A-90-19, A-90-20, A-90-21, A-90-22, and
               A-90-23.  April 19, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-32.  

IV-D-36        T. G. Dittman, TRC Environmental Corporation, to
               EPA Air Docket A-90-20.  April 19, 1993.  Comments
               regarding HON proposal.    

IV-D-37        J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 19,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-34. 

IV-D-38        A. Claassen, Latham & Watkins (on behalf of BASF
               Corporation and Miles Inc.), to EPA Air Docket
               A-90-20.  April 19, 1993.  Comments regarding HON
               proposal.  

IN AIR DOCKET 
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-39        S. L. Edwards, Synthetic Organic Chemical
               Manufacturers Association, Inc. (SOCMA), to EPA
               Air Docket A-90-20.  April 19, 1993.  Comments
               regarding HON proposal.  The enclosure to this
               item is identical to Docket No. A-90-19, Item
               No. IV-D-86.
IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-40        S. Lopez, Bay Area Air Quality Management
               District, to EPA Air Docket, Attn:  Docket Nos. 
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 15, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-D-115.  

IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-41        J. D. Spurgeon, Circo-Flex Corporation, to EPA Air
               Docket No. A-90-20.  Comments regarding HON
               proposal. IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-1         J. Meyer, EPA:SDB, to Docket A-90-19, Hazardous
               Organic NESHAP and Equipment Leaks Docket
               (A-90-20).  February 19, 1994.  EPA/DOW meeting on
               April 8, 1993 on the negotiated equipment leaks
               rule and other aspects of the HON.IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-F
                  Transcript of Public Hearings


Item No.                      Description

IV-F-1         PUBLIC HEARING IN THE MATTER OF:  Proposed
               Hazardous Organic NESHAP.  Transcript of Hearing
               held in the EPA Administrative Building, Research
               Triangle Park, NC.  February 25, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-F-1.  

IV-F-2         V. S. Everette, Radian Corporation, to Docket No.
               A-90-19, HON.  Public hearing on the proposed
               hazardous organic NESHAP (HON).  List of panel,
               speakers, and attendees.  February 25, 1993.  This
               item is identical to Docket No. A-90-19, Item No.
               IV-F-2.  

IV-F-3         Statement of J. Hovious on behalf of the Chemical
               Manufacturers Association before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry.  February
               25, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-3.  

IV-F-4         Statement of P. Jann on behalf of the Chemical
               Manufacturers Association before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry.  February
               25, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-4.  

IV-F-5         Testimony of R. T. Paul on behalf of the Coalition
               for Clean Air Implementation (CCAI) before the
               Environmental Protection Agency on the Proposed
               Hazardous Organic NESHAP for the SOCMI Industry. 
               February 25, 1993.  This item is identical to
               Docket No. A-90-19, Item No. IV-F-5.  

IV-F-6         Oral statement of F. D. Gealy, Atlantic Richfield
               Company (ARCO), Chairman of the Air Toxics Task
               Force for the American Petroleum Institute, before
               the Environmental Protection Agency on the
               Proposed NESHAP Standards for the Organic
               Hazardous Air Pollutants from the Synthetic
               Organic Chemical Manufacturing Industry and Seven
               Other Processes.  February 25, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-F-6. 
               IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-F
                  Transcript of Public Hearings


Item No.                      Description

IV-F-7         PUBLIC HEARING IN THE MATTER OF:  Proposed
               Hazardous Organic NESHAP.  Transcript of Hearing
               held in the Conservation Hearing Room of the
               Louisiana Department of Natural Resources, Baton
               Rouge, Louisiana.  March 18, 1993.  

IV-F-8         V. S. Everette, Radian Corporation, to Docket No.
               A-90-19, HON.  April 15, 1993.  Second public
               hearing on the proposed hazardous organic NESHAP
               (HON).  List of panel, speakers, and attendees for
               the Baton Rouge public hearing held March 18,
               1993.    

IV-F-9         Remarks of P. Bryant, Gulf Coast Tenants
               Organization, before the Environmental Protection
               Agency on the Proposed Hazardous Organic NESHAP
               for the SOCMI Industry public hearing held in
               Baton Rouge, Louisiana, March 18, 1993.  

IV-F-10        Remarks of F. T. Robinson, North Baton Rouge
               Environmental Association, before the
               Environmental Protection Agency on the Proposed
               Hazardous Organic NESHAP for the SOCMI Industry
               public hearing held in Baton Rouge, Louisiana,
               March 18, 1993.  

IV-F-11        Remarks of V. Alexander, Enviro-Medicine
               Associates, before the Environmental Protection
               Agency on the Proposed Hazardous Organic NESHAP
               for the SOCMI Industry public hearing held in
               Baton Rouge, Louisiana, March 18, 1993.  

IV-F-12        Statement of D. M. Driesen, Natural Resources
               Defense Council, before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry public
               hearing held in Baton Rouge, Louisiana, March 18,
               1993.  IN AIR DOCKET 
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-1         D. M. Driesen, Natural Resources Defense Council
               (NRDC), to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 23, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-G-3.  

IV-G-2         J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket, Attn:  Docket Nos. A-90-18, A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  (Believe
               A-90-18 is a typographical error--no such docket
               number).  April 29, 1993.  Comments regarding HON
               proposal.    This item is identical to Docket No.
               A-90-19, Item No. IV-G-4.  IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-3         L. L. Jackson, Dow U.S.A., to EPA Air Docket
               No. A-90-20.  May 14, 1993.  Comments regarding
               HON proposal. 

IV-G-4         C. D. Malloch, Monsanto, to EPA Air Docket
               No. A-90-19.  July 12, 1993.  Additional comments
               regarding HON proposal. IN AIR DOCKET
        Hazardous Organic NESHAP (HON):  Equipment Leaks
                       Docket No. A-90-20
                        Subcategory IV-I
 Miscellaneous Federal Register Notices Published After Proposal


Item No.                      Description

IV-I-1         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Notice of public
               hearing and extension of public comment period. 
               58 FR 11201-11202.  February 24, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-I-1.  

IV-I-2         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Correction.  58 FR
               11667-11719.  February 26, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-I-2. 

IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-1         OAQPS Guideline Series:  Control of Volatile
               Organic Emissions from Manufacture of Synthesized
               Pharmaceutical Products.  Publication No. EPA-
               450/2-78-029.  OAQPS No. 1.2-105.  December 1978. 
               pp. 3-16 and 3-17.  

II-A-2         Organic Chemical Manufacturing Volume 3:  Storage,
               Fugitive, and Secondary Sources.  Report 1,
               Storage and Handling.  D. G. Erikson, IT Enviro-
               science.  Prepared for the U. S. Environmental
               Protection Agency, Research Triangle Park, NC. 
               Publication No. EPA-450/3-80-025.  December 1980.
               pp. ii, v, I-i, II-1 thru II-12, and V-1 thru
               V-25.  

II-A-3         Guideline Series:  Control of Volatile Organic
Compound Emissions from Volatile Organic Liquid
Storage in Floating and Fixed Roof Tanks.  Draft
Report.  June 1984. 

II-A-4         VOC Emissions from Volatile Organic Liquid Storage
               Tanks - Background Information for Proposed
               Standards.  Draft EIS.  Publication No. EPA-450/3-
               81-003a.  July 1984.  pp. ii, 3-2, 3-33, and 8-2.

II-A-5         VOC Emissions from Volatile Organic Liquid Storage
               Tanks - Background Information for Promulgated
               Standards.  Final EIS.  Publication No. EPA-450/3-
               81-003b.  January 1987.    

II-A-6         Compilation of Air Pollutant Emission Factors,
               Volume I:  Stationary Point and Area Sources.  
               AP-42, Fourth Edition.  September 1985.  pp. 4.3-1
               thru 4.3-35.  

IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-1         J. A. Probert, Radian Corporation, to HON Project
               File.  August 10, 1990.  Filling Rate Versus Vent
               Capacity for Storage Tanks.  

II-B-2         J. A. Probert, Radian Corporation, to Project
               File.  August 7, 1991.  Achievable Emission
               Reduction for Internal Floating Roofs.

II-B-3         J. A. Probert, Radian Corporation, to Project
               File.  August 8, 1991.  Compatibility of Select
               HAP's with Aluminum.

II-B-4         C. Zukor, Radian Corporation, to HON Project File.
               September 9, 1991.  Deck Fitting Loss Factor for
               Bolted Decks with Controlled Deck Fittings.

II-B-5         J. A. Probert, Radian Corporation, to HON Project
               File.  February 10, 1992.  Filling Rates for Model
               Tanks.   
IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-6         J. A. Probert, Radian Corporation, to HON Project
               File.  January 31, 1992.  Baseline Control
               Requirements for Storage Vessels in the HON
               Impacts Analysis.  

II-B-7         J. A. Probert, Radian Corporation, to HON Project
               File.  February 3, 1992.  Development of Target
               Tank Size Distribution.  IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-8         C. J. Zukor, Radian Corporation, to HON Project
               File.  July 29, 1992.  Emission Rates from Example
               Internal Floating Roof Tanks with Various
               Combinations of Rim Seals, Deck Fittings, and Deck
               Seams.  

II-B-9         J. A. Probert, Radian Corporation, to M. T.
               Kissell, EPA:SDB.  September 14, 1992. 
               Development of Model Tank Farms for the HON
               Analysis.  
IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory II-C
              EPA Correspondence to Outside Persons


Document No.                  Description

II-C-1         J. U. Crowder, EPA:OAQPS for J. B. Weigold,
               OAQPS:ESD to P. H. Arbesman, National Air
               Pollution Control Techniques Advisory Committee
               (NAPCTAC) Member, and list of addresses, December
               18, 1990, EPA Notice of NAPCTAC meeting with
               attached "Overview of the Hazardous Organic NESHAP
               (HON) Project."IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-C
              EPA Correspondence to Outside Persons


Document No.                  Description

II-C-2         W. Barbour, Radian Corporation, to R. Waldrop,
               Edwards Engineering.  September 14, 1990. Request
               for information regarding refrigerated condenser
               systems.



IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-D
             EPA Correspondence From Outside Persons


Document No.                  Description

II-D-1         R. Tyson, Ultraflote Corporation, to D. Iozia,
               Radian Corporation.  May 10, 1990.  Product
               compatibility of Ultraflote cover.

II-D-2         V. Sardo, Edwards Engineering Corporation, to
               W. Barbour, Radian Corporation.  September 18,
               1990. Product brochures regarding refrigerated
               surface condenser systems.

II-D-3         R. Waldrop, Edwards Engineering Corporation, to
               W. Barbour, Radian Corporation.  September 28,
               1990. Information regarding costs of refrigeration
               systems, product brochures, and "Control of
               Hydrocarbon Vapors by Direct Condensation in
               Pharmaceutical Plants".

II-D-4         F. L. Blumquist, Petrex, Inc., to R. McDonald,
               EPA.  April 26, 1991.  Information regarding the
               improved seal loss factor.  

II-D-5         R. E. Waldrop, Edwards Engineering Corporation, to
               R. J. McDonald, EPA:OAQPS.  August 19, 1991. 
               Comments regarding condenser efficiency and the
               opinions of the Texas Air Control Board.

IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      with Outside Persons

Document No.                  Description

II-E-1         J. A. Probert, Radian Corporation, to P. Tong,
               South Coast Air Quality Management District.
               February 21, 1991.  Telecon:  Discussion about
               Rule 463 - Storage of Organic Liquids.

II-E-2         J. A. Probert, Radian Corporation, to H. Lips, Bay
               Area Air Quality Management District.  February
               21, 1991.  Telecon:  Discussion about the
               definition of modified Reid vapor pressure.

II-E-3         J. A. Probert, Radian Corporation, to J. Greif,
               Texas Air Control Board.  February 22, 1991.
               Telecon:  Discussion about requirements for
               internal floating roof tanks.
IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      with Outside Persons


Document No.                  Description

II-E-4         M. T. Kissell, EPA:SDB, to Docket No. A-90-21. 
               September 30, 1992.  HON Storage--Summary of
               EPA/CMA Work Group Meetings Held on July 7,
               July 16, and August 3, 1992.  

II-E-5         M. T. Kissell, EPA:SDB, to HON Storage Vessel
               Docket.  December 4, 1992.  Meeting Summary--EPA
               and Bill Blumquist on June 10, 1992.  

II-E-6         M. T. Kissell, EPA:SDB, to HON Storage Vessel
               Docket.  December 4, 1992.  Telephone Conference
               Summaries.    IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-1         Estimate Costs of Heat Exchangers and Storage
               Tanks Via Correlations.  A. B. Corripio, et al. 
               Chemical Engineering.  January 25, 1982.  pp. 144
               thru 146.  

II-I-2         Estimating Costs of Air Pollution Control, Part
               XVI:  Costs of Refrigerator Systems.  W. M.
               Vatavuk and R. B. Neveril.  Chemical Engineering.
               May 16, 1983.  pp. 95, 96, and 98.  

II-I-3         Evaporative Loss from Internal Floating-Roof
               Tanks.  API Publication 2519.  Third Edition.
               American Petroleum Institute.  June 1983.  pp. 1
               thru 28.  

II-I-4         Perry's Chemical Engineers Handbook.  Sixth
               Edition.  McGraw-Hill Book Company.  1984. 
               pp. 12-29 and 12-30.

II-I-5         Guidelines for the Use of Aluminum with Food and
               Chemicals.  Fifth Edition.  The Aluminum
               Association Inc.  April 1984.  pp. 5, 12, 27 thru
               29, and 41.

II-I-6         Corrosion Resistance Tables.  Second Edition. 
               P. A. Schweitzer.  1986.  pp. ix, x, 6, 8, 418,
               and 442.

II-I-7         Means Facilities Cost Data.  Fourth Annual
               Edition.  R. S. Means Company Inc.  1989.  pp. ii,
               iii, iv, xxiii, 34, and 35.  

II-I-8         Standards of Performance for Volatile Organic
               Liquid Storage Vessels (Including Petroleum Liquid
               Storage Vessels) for Which Construction,
               Reconstruction, or Modification Commenced after
               July 23, 1984.  Code Of Federal Regulations. 
               Title 40, Chapter 1, Part 60, Subpart Kb.  July 1,
               1989.  pp. 315 thru 324.  

II-I-9         R. E. Waldrop, Edwards Engineering Corporation, to
               Texas Air Control Board.  March 9, 1990. 
               Correspondence regarding flaring verses
               condensation.
IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-10        R. E. Waldrop, Edwards Engineering Corporation, to
               Texas Air Control Board.  June 5, 1990. 
               Correspondence regarding May 23 presentation.

II-I-11        Control of Hydrocarbon Vapors by Direct
               Condensation.  Edwards Engineering Corporation.
               March 1991.  pp. 1 thru 12.  
IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-12        Standard Test Method for Vapor Pressure-
               Temperature Relationship and Initial Decomposition
               Temperature of Liquids by Isoteniscope.  American
               Society for Testing and Materials Method D2879-83. 
               January 1984.  pp. 459 thru 464.  

II-I-13        Standard Test Method for Vapor Pressure-
               Temperature Relationship and Initial Decomposition
               Temperature of Liquids by Isoteniscope.  American
               Society for Testing and Materials Method D2879-86. 
               December 1986.  pp. 610 thru 617.  

II-I-14        Evaporative Loss from Internal Floating-Roof
               Tanks.  API Publication 2517.  Third Edition.
               American Petroleum Institute.  February 1989. 
               pp. 1 thru 63.  IN AIR DOCKET

            Hazardous Organic NESHAP (HON):  Storage 
                       Docket No. A-90-21
                        Subcategory II-J
Miscellaneous Federal Register Notices Published During Proposal
                           Development


Document No.                  Description

II-J-1         Vol. 56, No. 8, January 11, 1991, National Air
               Pollution Control Techniques Advisory Committee;
               Open Meeting; Notice of open meeting.

IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory III-A
                  Notice of Proposed Rulemaking


Document No.                       Description

III-A-1        Notice of Proposed Rulemaking--National Emission
               Standards for Hazardous Air Pollutants for
               Categories:  Organic Hazardous Air Pollutants for
               the Synthetic Organic Chemical Manufacturing
               Industry and Seven Other Processes.  October 29,
               1992 Proposal Package.  (This item is identical to
               Item No. III-A-1, Docket No. A-90-19.)IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory III-A
                  Notice of Proposed Rulemaking


Document No.                       Description

III-A-2        Federal Register.  Notice of Proposed Rulemaking--
               National Emission Standards for Hazardous Air
               Pollutants for Categories;  Organic Hazardous Air
               Pollutants from the Synthetic Organic Chemical
               Manufacturing Industry and Seven Other Processes. 
               57 FR 62608-62808-h.  December 31, 1992.  This
               item is identical to Docket No. A-90-19, Item
               No. III-A-2.IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory III-B
                    Proposed Support Document


Document No.                       Description

III-B-1        Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Proposed Standards, Draft EIS, Volume 1A: 
               National Impacts Assessment, Publication No. EPA-
               453/D-92-016a, November 1992; Volume 1B:  Control
               Technologies, Publication No. EPA-453/D-92-016b,
               November 1992; and Volume 1C:  Model Emission
               Sources, Publication No. EPA-453/D-92-016c,
               November 1992.  (This item is identical to Item
               No. III-B-1, Docket No. A-90-19.)

IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-A
          Additional EPA Studies or Contractor Reports


Item No.                      Description

IV-A-1         Evaluation of Air Pollution Regulatory Strategies
               for Gasoline Marketing Industry.  Publication No.
               EPA-450/3-84-012a.  July 1984.  pp. 3-10 and 3-11.

IV-A-2         Chapter 8--Refrigerated Condensers.  Office of Air
               Quality Planning and Standards Control Cost
               Manual, 4th Ed.  PB92-137181.  November 1991. 
               pp. 8-1 thru 8-50.

IV-A-3         Control of Volatile Organic Compound Emissions
               from Volatile Organic Liquid Storage in Floating
               and Fixed Roof Tanks.  Guideline Series.  Draft. 
               July 1992.  

IV-A-4         Supplement E to Compilation of Air Pollutant
               Emission Factors.  Volume I:  Stationary Point and
               Area Sources.  AP-42.  October 1992.  

IV-A-5         Internal Instruction Manual for ESD Regulation
               Development.  Storage Tanks.  Midwest Research
               Institute.  Prepared for the U.S. Environmental
               Protection Agency, Research Triangle Park, NC. 
               January 1993.  IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-1         D. E. Strayer, Borden Packaging and Industrial
               Products, to EPA Air Docket (A-90-21).  March 29,
               1993.  Comments on proposed SOCMI HON storage
               vessel provisions.  IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-2         W. P. Leonard, Borden Chemicals and Plastics, to
               EPA Air Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-79.

IV-D-3         R. C. Phelps and J. L. Woolbert, Eastman Kodak
               (Texas), to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 16, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-D-77. 

IV-D-4         S. L. Edwards, Synthetic Organic Chemical
               Manufacturers Association, Inc. (SOCMA), to EPA
               Air Docket A-90-21.  April 19, 1993.  Comments
               regarding HON proposal.  The enclosure to this
               letter is identical to Docket No. A-90-19, Item
               No. IV-D-86. 

IV-D-5         B. L. Taranto, Exxon Chemical Americas, to EPA Air
               Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  The enclosure to this
               letter is identical to Docket No. A-90-19, Item
               No. IV-D-73. 

IV-D-6         E. A. Fisher, Rohm and Haas, to EPA Air Docket
               A-90-19.  April 16, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-68. 

IV-D-7         D. G. Berkebile, The Goodyear Tire & Rubber
               Company, to EPA Air Docket A-90-21.  April 16,
               1993.  Comments regarding HON proposal.  

IV-D-8         R. D. Truelove, Conoco, Inc., to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-67. 

IV-D-9         B. D. Patterson, Exxon Company, U.S.A., to EPA Air
               Docket A-90-21.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-64. 
IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-10        P. T. Cavanaugh, The Chevron Companies, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-21,
               A-90-22, and A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-62.  

IV-D-11        A. T. Roy, Allied Signal, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-60.  

IV-D-12        J. T. Sell, National Paint & Coatings Association,
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 18,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item
               No. IV-D-68.  

IV-D-13        P. C. Bailey, American Petroleum Institute (API),
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-21, A-90-22, and A-90-23.  April 16, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-58.
               

IV-D-14        D. A. Woodring, BP Chemicals, to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 15, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-54. 

IV-D-15        V. E. Messick, Vista Chemical Company, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-20,
               A-90-21, A-90-22, and A-90-23.  April 15, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-53.
               

IV-D-16        B. Warren, Consumer Policy Institute, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-20,
               A-90-21, A-90-22, and A-90-23.  April 7, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-41.IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-17        D. W. Gustafson and J. A. Crites, The Dow Chemical
               Company, to EPA Air Docket A-90-21.  April 16,
               1993.  Comments regarding HON (storage vessels)
               proposal.  Attachment 1 to this item is identical
               to Docket No. A-90-19, Item No. 35.

IV-D-18        J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 19,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item
               No. IV-D-34.  

IV-D-19        C. D. Malloch, Monsanto, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-33. 

IV-D-20        M. L. Mullins, Chemical Manufacturers Association
               (CMA), to EPA Air Docket Office, Attn:  Docket
               Numbers A-90-19, A-90-20, A-90-21, A-90-22, and
               A-90-23.  April 19, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-32. 

IV-D-21        I. N. Vaughan (Association of Local Air Pollution
               Control Officials [ALAPCO], and T. M. Allen (State
               and Territorial Air Pollution Program
               Administrators [STAPPA]), to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 19, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-99. 

IV-D-22        M. J. Bradley, Northeast States for Coordinated
               Air Use Management (NESCAUM), to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 19, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-100. 

IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-23        P. L. DeFur, E. K. Silbergeld, and L. Epstein,
               Environmental Defense Fund, to EPA Air Docket
               A-90-19.  April 19, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-103. 

IV-D-24        N. Dee, National Petroleum Refiners Association,
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 16,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-92. 

IV-D-25        M. Zaw-Mon, Maryland Department of the
               Environment, to EPA Air Docket, Attn:  Docket
               Numbers A-90-19, A-90-20, A-90-21, A-90-22, and
               A-90-23.  April 16, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-93. 

IV-D-26        W. R. Quanstrom, Amoco Corporation, to EPA Air
               Docket A-90-19.  April 19, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-113. 

IV-D-27        J. A. Dege, DuPont, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-97. IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-28        S. Lopez, Bay Area Air Quality Management
               District, to EPA Air Docket, Attn:  Docket Nos. 
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 15, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-D-115.  IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-E
     EPA Memorandum of Meetings and Telephone Conversations


Item No.                      Description

IV-E-1         D. Bevington, Radian Corporation, to G. Marshall,
               Ultraflote Corporation.  October 28, 1993. 
               Telecon:  Discussion about information concerning
               degradation problems with storing seals on-site.  

IV-E-2         D. Bevington, Radian Corporation, to J. Dege,
               E.I. DuPont de Nemours.  November 12, 1993. 
               Telecon:  Discussion about information concerning
               the cost of cleaning and degassing storage
               vessels.  

IV-E-3         D. Bevington, Radian Corporation, to J. Dege,
               E.I. DuPont de Nemours.  November 12, 1993. 
               Telecon:  Discussion about information concerning
               the potential for inert gas blanketing to reduce
               HAP emissions by 95 percent.    IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-F
                  Transcript of Public Hearings


Item No.                      Description

IV-F-1         PUBLIC HEARING IN THE MATTER OF:  Proposed
               Hazardous Organic NESHAP.  Transcript of Hearing
               held in the EPA Administrative Building, Research
               Triangle Park, NC.  February 25, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-F-1.  

IV-F-2         V. S. Everette, Radian Corporation, to Docket No.
               A-90-19, HON.  Public hearing on the proposed
               hazardous organic NESHAP (HON).  List of panel,
               speakers, and attendees.  February 25, 1993.  This
               item is identical to Docket No. A-90-19, Item No.
               IV-F-2.  

IV-F-3         Statement of J. Hovious on behalf of the Chemical
               Manufacturers Association before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry.  February
               25, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-3.  

IV-F-4         Statement of P. Jann on behalf of the Chemical
               Manufacturers Association before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry.  February
               25, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-4.  

IV-F-5         Testimony of R. T. Paul on behalf of the Coalition
               for Clean Air Implementation (CCAI) before the
               Environmental Protection Agency on the Proposed
               Hazardous Organic NESHAP for the SOCMI Industry. 
               February 25, 1993.  This item is identical to
               Docket No. A-90-19, Item No. IV-F-5.  

IV-F-6         Oral statement of F. D. Gealy, Atlantic Richfield
               Company (ARCO), Chairman of the Air Toxics Task
               Force for the American Petroleum Institute, before
               the Environmental Protection Agency on the
               Proposed NESHAP Standards for the Organic
               Hazardous Air Pollutants from the Synthetic
               Organic Chemical Manufacturing Industry and Seven
               Other Processes.  February 25, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-F-6. 
               IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-F
                  Transcript of Public Hearings

Item No.                      Description

IV-F-7         PUBLIC HEARING IN THE MATTER OF:  Proposed
               Hazardous Organic NESHAP.  Transcript of Hearing
               held in the Conservation Hearing Room of the
               Louisiana Department of Natural Resources, Baton
               Rouge, Louisiana.  March 18, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-F-7. 

IV-F-8         V. S. Everette, Radian Corporation, to Docket No.
               A-90-19, HON.  April 15, 1993.  Second public
               hearing on the proposed hazardous organic NESHAP
               (HON).  List of panel, speakers, and attendees for
               the Baton Rouge public hearing held March 18,
               1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-8. 

IV-F-9         Remarks of P. Bryant, Gulf Coast Tenants
               Organization, before the Environmental Protection
               Agency on the Proposed Hazardous Organic NESHAP
               for the SOCMI Industry public hearing held in
               Baton Rouge, Louisiana, March 18, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-F-9. 

IV-F-10        Remarks of F. T. Robinson, North Baton Rouge
               Environmental Association, before the
               Environmental Protection Agency on the Proposed
               Hazardous Organic NESHAP for the SOCMI Industry
               public hearing held in Baton Rouge, Louisiana,
               March 18, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-10. 

IV-F-11        Remarks of V. Alexander, Enviro-Medicine
               Associates, before the Environmental Protection
               Agency on the Proposed Hazardous Organic NESHAP
               for the SOCMI Industry public hearing held in
               Baton Rouge, Louisiana, March 18, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-F-11. 

IV-F-12        Statement of D. M. Driesen, Natural Resources
               Defense Council, before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry public
               hearing held in Baton Rouge, Louisiana, March 18,
               1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-12. IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-1         D. M. Driesen, Natural Resources Defense Council
               (NRDC), to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 23, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-G-3.  

IV-G-2         J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket, Attn:  Docket Nos. A-90-18, A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  (Believe
               A-90-18 is a typographical error--no such docket
               number).  April 29, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-G-4. IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-3         B. Mannchen, private citizen, to C. Browner, EPA
               Administrator.  April 14, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-120.  IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Storage
                       Docket No. A-90-21
                        Subcategory IV-I
 Miscellaneous Federal Register Notices Published After Proposal


Item No.                      Description

IV-I-1         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Notice of public
               hearing and extension of public comment period. 
               58 FR 11201-11202.  February 24, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-I-1.  

IV-I-2         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Correction.  58 FR
               11667-11719.  February 26, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-I-2. 

IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-1         Bulk Gasoline Terminals - Background Information
               for Promulgated Standards.  Publication No. EPA-
               450/3-80-038b.  August 1983.  pp. ii and B-5.  

II-A-2         Compilation of Air Pollution Emission Factors.  
               Volume I:  Stationary Point and Area Sources.  
               AP-42.  Fourth Edition.  September 1985.  pp. 4.4-
               1 thru 4.4-17.  



IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-B
                      EPA Factual Memoranda

Document No.                  Description

II-B-1         B. Nicholson, Midwest Research Institute, to D.
               Ocamb, Radian Corporation.  September 27, 1990.
               Capital and annual cost equations for Models 5A,
               5B, 5C, 7A and 7B.

II-B-2         D. Ocamb, Radian Corporation, to D. Markwordt,
               EPA:ESD:CPB.  January 8, 1991.  Comparison of
               benzene throughput data for HON transfer and
               benzene transfer operations.  

II-B-3         D. Kapella, Midwest Research Institute, to D.
               Ocamb, Radian Corporation.  February 1, 1991.
               Summary of current or proposed VOC regulations for
               terminals in Alaska, California, Louisiana, New
               Jersey, and Pennsylvania.

II-B-4         T. R. Olsen, Radian Corporation, to HON Project
               File 6.3.  August 21, 1991.  Loading techniques
               used in the SOCMI.  

II-B-5         J. A. Probert, Radian Corporation, to HON Project
               File.  August 28, 1991.  Costs for installing a
               nitrogen blanketing system on a transfer rack.

II-B-6         J. A. Probert, Radian Corporation, to HON Project
               File.  August 28, 1991.  Annual electricity costs
               for motors that power fans in a vapor collection
               system for transfer loading racks.

II-B-7         J. A. Probert, Radian Corporation, to HON Project
               File.  September 3, 1991.  Costs for installing a
               vapor collection system on a transfer rack.

II-B-8         J. A. Probert, Radian Corporation, to HON Project
               File.  September 4, 1991.  Cost equations for fan
               and motor in vapor collection system for transfer
               loading racks.

II-B-9         J. A. Probert, Radian Corporation, to HON Project
               File.  September 9, 1991.  Pressure drop through
               piping in a vapor collection system.

II-B-10        D. Ocamb and T. R. Olsen, Radian Corporation, to
               D. Markwordt, EPA:ESD:CPB.  October 7, 1991. 
               Revised HON transfer model loading racks
               development.  IN AIR DOCKET
      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-B
                      EPA Factual Memoranda

Document No.                  Description

II-B-11        M. L. Thomas, Radian Corporation, to HON Project
               File.  November 25, 1991.  Interpretation of
               Louisiana rule for control of transfer operations
               and the computer code of the rule for the HON
               framework.  

II-B-12        M. L. Thomas, Radian Corporation, to HON Transfer
               Project File.  November 26, 1991.  Interpretation
               of Illinois rule for control of transfer
               operations and the computer code of this rule for
               the HON framework.  

II-B-13        M. L. Thomas, Radian Corporation, to HON Project
               File.  January 24, 1992.  Sensitivity analysis of
               the minimum throughput assumption in the
               interpretation of the State regulations and the
               Benzene NESHAP for transfer loading operations. 

II-B-14        M. L. Thomas, Radian Corporation, to HON Project
               File.  January 28, 1992.  Interpretation of the
               Benzene NESHAP for transfer operations and the
               computer code of this rule for the HON framework. 

II-B-15        M. L. Thomas, Radian Corporation, to HON Project
               File.  January 30, 1992.  Interpretation of the
               Sacramento, California, rule for transfer
               operations and the computer code of this rule for
               the HON framework. 

II-B-16        M. L. Thomas, Radian Corporation, to HON Project
               File.  January 30, 1992.  Interpretation of the
               Texas rule for control of transfer operations and
               the computer code of this rule for the HON
               framework. 

II-B-17        M. L. Thomas, Radian Corporation, to HON Project
               File.  January 30, 1992.  Interpretation of the
               Ohio rule for transfer operations and the computer
               code of this rule for the HON framework. 

II-B-18        M. L. Thomas, Radian Corporation, to HON Project
               File.  January 31, 1992.  Interpretation of the
               South Coast Area, California, rule for transfer
               operations and the computer code of this rule for
               the HON framework. 

II-B-19        K. Scott, Radian Corporation, to HON Project File. 
               February 3, 1992.  Estimating vehicle fleet size
               for HON transfer.   IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-20        M. L. Thomas, Radian Corporation, to HON Transfer
               Project File.  February 10, 1992.  Interpretation
               of the Bay Area, California, rule for transfer
               operations and the computer code of this rule for
               the HON framework. 

II-B-21        K. Scott, Radian Corporation, to HON Project File. 
               February 15, 1992.  HON transfer procedure to
               distribute costs to the chemical and chemical
               production process level.     

II-B-22        M. L. Thomas, Radian Corporation, to HON Project
               File.  March 12, 1992.  Interpretation of the
               Michigan rule for transfer operations and the
               computer code of this rule for the HON framework. IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-23        M. L. Thomas, Radian Corporation, to HON Transfer
               Project File.  February 25, 1992.  Interpretation
               of the Vinyl Chloride NESHAP, Transfer Operations
               Provisions for HON Transfer Baseline Analysis.IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-24        W. Barbour, Radian Corporation, to HON Project
               File.  April 20, 1990.  Estimating Liquid and
               Vapor Schmidt Numbers for Acid Streams.  

II-B-25        K. Scott, Radian Corporation, to HON Project File. 
               February 5, 1992.  Composition of Design Molecule.

II-B-26        B. Ferrero, Radian Corporation, to HON Project
               File.  February 5, 1992.  Development of the Slope
               of the Equilibrium Line and the Absorption Factor
               for Acid Gas Scrubber Design.  

II-B-27        P. Self, Radian Corporation, to HON Project File. 
               February 5, 1992.  Estimating Scrubber Stack Cost.

II-B-28        K. Scott, Radian Corporation, to HON Project File. 
               May 20, 1992.  Efficiency of a Vapor Balancing
               System.  

IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-C
        EPA Correspondence to Persons Outside the Agency
                   and to EPA Regional Offices

Document No.                  Description

II-C-1         J. U. Crowder, EPA:OAQPS for J. B. Weigold,
               OAQPS:ESD to P. H. Arbesman, National Air
               Pollution Control Techniques Advisory Committee
               (NAPCTAC) Member, and list of addresses, December
               18, 1990, EPA Notice of NAPCTAC meeting with
               attached "Overview of the Hazardous Organic NESHAP
               (HON) Project."IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-C
        EPA Correspondence to Persons Outside the Agency


Document No.                  Description

II-C-2         D. D. Ocamb, Radian Corporation, to S. L. Arnold,
               Dow Chemical Company.  July 31, 1990.  Three
               transfer clarification questions.  

II-C-3         D. D. Ocamb, Radian Corporation, to
               E. J. Mikowski, Union Carbide Chemicals and
               Plastics Company Incorporated.  August 1, 1990. 
               Two transfer clarification questions.

IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-D
     Correspondence Received from Persons Outside the Agency


Document No.                  Description

II-D-1         J. M. Baker, Borden Packaging and Industrial
               Products, to D. Markwordt, EPA:ESD:CPB.  April 6,
               1990.  Response to request for information for the
               Fayetteville, North Carolina, facility. 

II-D-2         I. O. Coleman, Hoechst Celanese Corporation
               Chemical Group, to J. R. Farmer, EPA:ESD.  April
               6, 1990.  Response to request for information for
               the Bay City, Texas, facilities' loading
               operations.

II-D-3         A. M. Ziehler, PPG Industries, to J. R. Farmer,
               EPA:ESD.  April 6, 1990.  Response to request for
               information for the Barberton, Ohio, facilities'
               loading operations.

II-D-4         W. E. Piercy, Hoechst Celanese Corporation
               Polyester Film Division, to J. R. Farmer, EPA:ESD.
               April 9, 1990.  Response to request for
               information for the Greer, South Carolina,
               facility.

II-D-5         L. Takacs, Occidental Chemical Corporation, to
               J. R. Farmer, EPA:ESD.  April 9, 1990.  Response
               to information request for the Belle, West
               Virginia and Deer Park, Texas, facilities' loading
               operations.

II-D-6         R. E. Berg, Borden Chemicals and Plastics, to
               J. R. Farmer, EPA:ESD.  April 10, 1990.  Response
               to information request for BCP ammonia barges and
               railcars:  methanol barges, railcars, and trucks;
               formaldehyde railcars and truck; vinyl chloride
               railcars; and UF85 railcars and trucks.

II-D-7         H. G. Armstrong, Borden Packaging and Industrial
               Products, to J. R. Farmer, EPA:ESD.  April 10,
               1990.  Response to request for information for the
               Louisville, Kentucky, facility.

II-D-8         J. E. Wyche, PPG Industries Inc., to J. R. Farmer,
               EPA:ESD.  April 11, 1990.  Response to request for
               information on loading operations at the Lake
               Charles, Louisiana, facility.IN AIR DOCKET

       Hazardous Organic NESHAP (HON):  Transfer Operation
                       Docket No. A-90-22
                        Subcategory II-D
          Correspondence Received from Persons Outside the Agency


Document No.                  Description

II-D-9         R. J. Samelson, PPG Industries Inc., to
               J. R. Farmer, EPA:ESD.  April 11, 1990. Response
               to request for information on loading operations
               at the Natrium, West Virginia, facility.

II-D-10        D. K. Newman, Vulcan Chemicals, to J. R. Farmer,
               EPA:ESD.  April 17, 1990.  Response to information
               request for the Wichita, Kansas; and Geismar,
               Louisiana, facilities' loading operations.

II-D-11        B. L. Taranto, Exxon Chemical Americas, to
               J. R. Farmer, EPA:ESD.  April 20, 1990.  Response
               to request for information for the Baton Rouge,
               Louisiana, chemical plant, plastic plant and
               resins finishing plant and the Baytown, Texas,
               chemical plant.

II-D-12        F. L. Salinas, Celanese Engineering Resins Inc.,
               to J. R. Farmer, EPA:ESD.  April 23, 1990.
               Response to request for information for the
               Bishop, Texas, facilities.

II-D-13        R. G. Wood, Hoechst Celanese Corporation Chemical
               Group, to J. R. Farmer, EPA:ESD.  April 25, 1990.
               Response to request for information for the Clear
               Lake plant in Houston, Texas.

II-D-14        W. T. Gray, Union Carbide Chemicals and Plastics
               Company, Inc., to J. R. Farmer, EPA:ESD.  May 11,
               1990.  Response to request for information for the
               Taft, Louisiana, facility.

II-D-15        J. A. Mullins, Shell Oil Company, to J. R. Farmer,
               EPA:ESD.  May 14, 1990.  Response to information
               request for the Deer Park, Texas; and Norco,
               Louisiana, facilities.

II-D-16        S. L. Arnold, Dow Chemical USA, to J. R. Farmer,
               EPA:ESD.  June 6, 1990.  Response to request for
               information for the facilities in Plaquemine,
               Louisiana; Midland, Michigan; Freeport, Texas; and
               LaPorte, Texas.

II-D-17        E. J. Mikowski, Union Carbide Chemicals and
               Plastics Company, Inc., to J. R. Farmer, EPA:ESD.  
               June 7, 1990.  Response to request for information
               for the Texas City, Texas, facility.IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-D
          Correspondence Received from Persons Outside the Agency


Document No.                  Description

II-D-18        B. J. Kraftchick, Exxon Chemical Americas, to
               T. Olson, Radian Corporation.  August 7, 1990. 
               Response to request for information for the Baton
               Rouge, Louisiana, facility.IN AIR DOCKET
       Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                 with Persons Outside the Agency

Document No.                  Description

II-E-1         D. Ocamb, Radian Corporation, to B. Barbee, Exxon
               Corporation.  April 13, 1989.  Telecon: 
               Discussion about rail car retrofit costs.

II-E-2         T. Olsen, Radian Corporation, to R. Wood, Hoechst
               Celanese Corporation Chemical Group.  July 26,
               1990.  Telecon:  Discussion about the number of
               production units for racks listed in the 114
               responses and the use of pipelines at the Clear
               Lake facility.

II-E-3         T. Olsen, Radian Corporation, to W. Piercy,
               Hoechst Celanese Corporation Polyester Film
               Division.  July 26, 1990.  Telecon:  Discussion
               about the number of production units for racks
               listed in the 114 responses and the use of
               pipelines at the Greer, South Carolina, facility.

II-E-4         T. Olsen, Radian Corporation, to H. Armstrong,
               Borden Packaging and Industrial Products.  July
               26, 1990.  Telecon:  Discussion about the number
               of production units for racks listed in the 114
               responses and the use of pipelines at the
               Louisville, Kentucky, facility.

II-E-5         T. Olsen, Radian Corporation, to K. Grinbergs,
               Occidental Chemical Corporation.  July 27, 1990.
               Telecon:  Discussion about the number of
               production units for racks listed in the 114
               responses and the use of pipelines at the Deer
               Park, Texas, facility.

II-E-6         T. Olsen, Radian Corporation, to S. Meadows,
               Occidental Chemical Corporation.  July 27, 1990.
               Telecon:  Discussion about the number of
               production units for racks listed in the 114
               responses and the use of pipelines at the Belle,
               West Virginia, facility.

II-E-7         T. Olsen, Radian Corporation, to K. Walborn, PPG
               Industries Inc.  July 27, 1990.  Telecon: 
               Discussion about the number of production units
               for racks listed in the 114 responses and the use
               of pipelines at the Natrium, West Virginia,
               facility.IN AIR DOCKET

       Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                 with Persons Outside the Agency


Document No.                  Description

II-E-8         T. Olsen, Radian Corporation, to J. Wyche, PPG
               Industries Inc.  July 27, 1990.  Telecon: 
               Discussion about the number of production units
               for racks listed in the 114 responses and the use
               of pipelines at the Lake Charles, Louisiana,
               facility.

II-E-9         T. Olsen, Radian Corporation to J. A. Mullins,
               Shell Oil Company.  July 27, 1990.  Telecon: 
               Discussion about the number of production units
               for racks listed in the 114 responses and the use
               of pipelines at the facility.

II-E-10        T. Olsen, Radian Corporation to T. Covin, Union
               Carbide Chemicals and Plastics Company.  July 30,
               1990.  Telecon:  Discussion about the number of
               production units for racks listed in the 114
               responses and the use of pipelines at the Taft,
               Louisiana, facility.

II-E-11        T. Olsen, Radian Corporation to T. Ziehler, PPG
               Industries Inc.  July 30, 1990.  Telecon: 
               Discussion about the number of production units
               for racks listed in the 114 responses and the use
               of pipelines at the Barberton, Ohio, facility.

II-E-12        T. Olsen, Radian Corporation to S. Arnold, Dow
               Chemical Company.  July 30, 1990.  Telecon: 
               Discussion about the number of production units
               for racks listed in the 114 responses and the use
               of pipelines for shipping purposes.

II-E-13        T. Olsen, Radian Corporation, to J. Barker, Borden
               Packaging and Industrial Products.  July 30, 1990.
               Telecon:  Discussion about the number of
               production units for racks listed in the 114
               responses and the use of pipelines at the
               Fayetteville, North Carolina, facility.

II-E-14        T. Olsen, Radian Corporation, to G. McCarthy,
               Hoechst Celanese.  July 30, 1990.  Telecon: 
               Discussion about the number of production units
               for racks listed in the 114 responses and the use
               of pipelines at the Bay City, Texas, facility.IN AIR DOCKET

       Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                 with Persons Outside the Agency


Document No.                  Description

II-E-15        T. Olsen, Radian Corporation, to J. McGee, Hoechst
               Celanese Corporation Chemical Group.  July 30,
               1990.  Telecon:  Discussion about the number of
               production units for racks listed in the 114
               responses and the use of pipelines at the Clear
               Lake facility in Houston, Texas.

II-E-16        T. Olsen, Radian Corporation, to R. Berg, Borden
               Chemicals and Plastics.  July 30, 1990.  Telecon: 
               Discussion about the number of production units
               for racks listed in the 114 responses and the use
               of pipelines at the Geismar facility.

II-E-17        T. Olsen, Radian Corporation, to B. Craig, Vulcan
               Chemicals.  July 31, 1990.  Telecon:  Discussion
               about the number of production units for racks
               listed in the 114 responses and the use of
               pipelines.

II-E-18        T. Olsen, Radian Corporation, to R. Berg, Borden
               Chemicals and Plastics.  July 31, 1990.  Telecon: 
               Discussion about additional information on the use
               of pipelines at the Geismar, Louisiana, facility.

II-E-19        T. Olsen, Radian Corporation, to E. Mikouski,
               Union Carbide Chemicals and Plastics Company.
               August 1, 1990.  Telecon:  Discussion about the
               number of production units for racks listed in the
               114 responses and the use of pipelines at the
               Texas City, Texas, facility.

II-E-20        T. Olsen, Radian Corporation, to C. T. Seay, Exxon
               Chemical Americas.  August 2, 1990.  Telecon: 
               Discussion about the number of production units
               for racks listed in the 114 responses and the use
               of pipelines for shipping. 

II-E-21        T. Olsen, Radian Corporation, to B. Craig, Vulcan
               Chemicals.  August 3, 1990.  Telecon:  Discussion
               about the number of production units for racks
               listed in the 114 responses and the use of
               pipelines.

IN AIR DOCKET

       Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                 with Persons Outside the Agency


Document No.                  Description

II-E-22        T. Olsen, Radian Corporation, to F. Turk, Exxon
               Chemical Americas.  August 3, 1990.  Telecon: 
               Discussion about the number of production units
               for racks listed in the 114 responses and the use
               of pipelines at the Baton Rouge, Louisiana, resins
               plant. 

II-E-23        T. Olsen, Radian Corporation, to C. Gonzales,
               Exxon Chemical Americas.  August 3, 1990. 
               Telecon:  Discussion about the number of
               production units for racks listed in the 114
               responses and the use of pipelines at the Baton
               Rouge, Louisiana, resins plant. 

II-E-24        T. Olsen, Radian Corporation, to F. Salinas,
               Celanese Engineering Resins Inc.  August 6, 1990.
               Telecon:  Discussion about the number of
               production units for racks listed in the 114
               responses and the use of pipelines at the Bishop,
               Texas, facility. 

II-E-25        T. Olsen, Radian Corporation, to M. Guidry, Exxon
               Chemical Americas.  August 7, 1990.  Telecon: 
               Discussion about the number of production units
               for racks listed in the 114 responses and the use
               of pipelines at the Baton Rouge, Louisiana,
               chemical plant. 

II-E-26        T. Olsen, Radian Corporation, to W. Buckholtz,
               Exxon Chemical Americas.  August 7, 1990. 
               Telecon:  Discussion about the number of
               production units for racks listed in the 114
               responses and the use of pipelines at the Baytown
               chemical plant. 

II-E-27        J. A. Probert, Radian Corporation, to G. Page,
               National Welders.  August 28, 1991.  Telecon: 
               Discussion about the toll charge for N2.

IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-1         Flow of Fluids Through Valves, Fittings, and Pipe. 
               Technical Paper No. 410.  Crane Engineering
               Division.  1974.  pp. A-30, B-15, B-18, and B-19.

II-I-2         Estimating Costs of Air Pollution Control.  Part
               IV:  Estimating the Size and Cost of Ductwork. 
               W. M. Vatavuk and R. B. Neveril.  Chemical
               Engineering.  December 29, 1980.  pp. 71 thru 73.

II-I-3         Economic Indicators.  Chemical Engineering. 
               October 1989.  p. 230.  

II-I-4         Economic Indicators.  Chemical Engineering. 
               July 1990.  p. 194.

II-I-5         Economic Indicators.  Chemical Engineering. 
               August 1991.  p. 174.  

     IN AIR DOCKET

      Hazardous Organic NESHAP (HON):  Transfer Operations
                       Docket No. A-90-22
                        Subcategory II-J
        Miscellaneous Federal Register Notices Published
                   During Proposal Development


Document No.                  Description

II-J-1         Vol. 56, No. 8, January 11, 1991, National Air
               Pollution Control Techniques Advisory Committee;
               Open Meeting, Notice of open meeting.

IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory III-A
                  Notice of Proposed Rulemaking


Document No.                       Description

III-A-1        Notice of Proposed Rulemaking--National Emission
               Standards for Hazardous Air Pollutants for
               Categories:  Organic Hazardous Air Pollutants for
               the Synthetic Organic Chemical Manufacturing
               Industry and Seven Other Processes.  October 29,
               1992 Proposal Package.  (This item is identical to
               Item No. III-A-1, Docket No. A-90-19.)IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory III-A
                  Notice of Proposed Rulemaking


Document No.                       Description

III-A-2        Federal Register.  Notice of Proposed Rulemaking--
               National Emission Standards for Hazardous Air
               Pollutants for Categories;  Organic Hazardous Air
               Pollutants from the Synthetic Organic Chemical
               Manufacturing Industry and Seven Other Processes. 
               57 FR 62608-62808-h.  December 31, 1992.  This
               item is identical to Docket No. A-90-19, Item
               No. III-A-2.IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory III-B
                    Proposed Support Document


Document No.                       Description

III-B-1        Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Proposed Standards, Draft EIS, Volume 1A: 
               National Impacts Assessment, Publication No. EPA-
               453/D-92-016a, November 1992; Volume 1B:  Control
               Technologies, Publication No. EPA-453/D-92-016b,
               November 1992; and Volume 1C:  Model Emission
               Sources, Publication No. EPA-453/D-92-016c,
               November 1992.  (This item is identical to Item
               No. III-B-1, Docket No. A-90-19.)

IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-1         R. C. Phelps and J. L. Woolbert, Eastman Kodak
               (Texas), to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 16, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-D-77.  

IV-D-2         B. L. Taranto, Exxon Chemical Americas, to EPA Air
               Docket A-90-22.  April 16, 1993.  Comments
               regarding HON proposal.  The attachments to this
               letter are identical to Docket No. A-90-19, Item
               No. IV-D-73.  

IV-D-3         R. D. Truelove, Conoco, Inc., to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-67.  

IV-D-4         B. D. Patterson, Exxon Company, U.S.A., to EPA Air
               Docket A-90-22.  April 16, 1993.  Comments
               regarding HON proposal.  The attachments to this
               letter are identical to Docket No. A-90-19, Item
               No. IV-D-64.  

IV-D-5         P. T. Cavanaugh, The Chevron Companies, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-21,
               A-90-22, and A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-62.  

IV-D-6         A. T. Roy, Allied Signal, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-60.  

IV-D-7         D. G. Berkebile, The Goodyear Tire & Rubber
               Company, to EPA Air Docket A-90-22.  April 16,
               1993.  Comments regarding HON proposal.  
IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-8         J. T. Sell, National Paint & Coatings Association,
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 18,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-80.  

IV-D-9         P. C. Bailey, American Petroleum Institute (API),
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-21, A-90-22, and A-90-23.  April 16, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-58.

IV-D-10        D. A. Woodring, BP Chemicals, to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 15, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-54.

IV-D-11        V. E. Messick, Vista Chemical Company, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-20,
               A-90-21, A-90-22, and A-90-23.  April 15, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-53.

IV-D-12        B. Warren, Consumer Policy Institute, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-20,
               A-90-21, A-90-22, and A-90-23.  April 7, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-41.

IV-D-13        D. W. Gustafson and J. A. Crites, The Dow Chemical
               Company, to EPA Air Docket A-90-22.  April 16,
               1993.  Comments regarding HON (transfer
               operations) proposal.  Attachment 1 of this item
               is identical to Docket No. A-90-19, Item No.
               IV-D-35.  

IV-D-14        J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 19,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-34.IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-15        C. D. Malloch, Monsanto, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-33.  

IV-D-16        M. L. Mullins, Chemical Manufacturers Association
               (CMA), to EPA Air Docket Office, Attn:  Docket
               Numbers A-90-19, A-90-20, A-90-21, A-90-22, and
               A-90-23.  April 19, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-32.  

IV-D-17        I. N. Vaughan (Association of Local Air Pollution
               Control Officials [ALAPCO], and T. M. Allen (State
               and Territorial Air Pollution Program
               Administrators [STAPPA]), to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 19, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-99.  

IV-D-18        M. J. Bradley, Northeast States for Coordinated
               Air Use Management (NESCAUM), to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 19, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-100.  

IV-D-19        N. Dee, National Petroleum Refiners Association,
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 16,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-92.  

IV-D-20        M. Zaw-Mon, Maryland Department of the
               Environment, to EPA Air Docket, Attn:  Docket
               Numbers A-90-19, A-90-20, A-90-21, A-90-22, and
               A-90-23.  April 16, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-93.  IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-21        J. A. Dege, DuPont, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-97.  IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-22        S. Lopez, Bay Area Air Quality Management
               District, to EPA Air Docket, Attn:  Docket Nos. 
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 15, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-D-115.  IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory IV-F
                  Transcript of Public Hearings


Item No.                      Description

IV-F-1         PUBLIC HEARING IN THE MATTER OF:  Proposed
               Hazardous Organic NESHAP.  Transcript of Hearing
               held in the EPA Administrative Building, Research
               Triangle Park, NC.  February 25, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-F-1.  

IV-F-2         V. S. Everette, Radian Corporation, to Docket No.
               A-90-19, HON.  Public hearing on the proposed
               hazardous organic NESHAP (HON).  List of panel,
               speakers, and attendees.  February 25, 1993.  This
               item is identical to Docket No. A-90-19, Item No.
               IV-F-2.  

IV-F-3         Statement of J. Hovious on behalf of the Chemical
               Manufacturers Association before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry.  February
               25, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-3.  

IV-F-4         Statement of P. Jann on behalf of the Chemical
               Manufacturers Association before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry.  February
               25, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-4.  

IV-F-5         Testimony of R. T. Paul on behalf of the Coalition
               for Clean Air Implementation (CCAI) before the
               Environmental Protection Agency on the Proposed
               Hazardous Organic NESHAP for the SOCMI Industry. 
               February 25, 1993.  This item is identical to
               Docket No. A-90-19, Item No. IV-F-5.  

IV-F-6         Oral statement of F. D. Gealy, Atlantic Richfield
               Company (ARCO), Chairman of the Air Toxics Task
               Force for the American Petroleum Institute, before
               the Environmental Protection Agency on the
               Proposed NESHAP Standards for the Organic
               Hazardous Air Pollutants from the Synthetic
               Organic Chemical Manufacturing Industry and Seven
               Other Processes.  February 25, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-F-6. 
               IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory IV-F
                  Transcript of Public Hearings

Item No.                      Description

IV-F-7         PUBLIC HEARING IN THE MATTER OF:  Proposed
               Hazardous Organic NESHAP.  Transcript of Hearing
               held in the Conservation Hearing Room of the
               Louisiana Department of Natural Resources, Baton
               Rouge, Louisiana.  March 18, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-F-7. 

IV-F-8         V. S. Everette, Radian Corporation, to Docket No.
               A-90-19, HON.  April 15, 1993.  Second public
               hearing on the proposed hazardous organic NESHAP
               (HON).  List of panel, speakers, and attendees for
               the Baton Rouge public hearing held March 18,
               1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-8. 

IV-F-9         Remarks of P. Bryant, Gulf Coast Tenants
               Organization, before the Environmental Protection
               Agency on the Proposed Hazardous Organic NESHAP
               for the SOCMI Industry public hearing held in
               Baton Rouge, Louisiana, March 18, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-F-9. 

IV-F-10        Remarks of F. T. Robinson, North Baton Rouge
               Environmental Association, before the
               Environmental Protection Agency on the Proposed
               Hazardous Organic NESHAP for the SOCMI Industry
               public hearing held in Baton Rouge, Louisiana,
               March 18, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-10. 

IV-F-11        Remarks of V. Alexander, Enviro-Medicine
               Associates, before the Environmental Protection
               Agency on the Proposed Hazardous Organic NESHAP
               for the SOCMI Industry public hearing held in
               Baton Rouge, Louisiana, March 18, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-F-11. 

IV-F-12        Statement of D. M. Driesen, Natural Resources
               Defense Council, before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry public
               hearing held in Baton Rouge, Louisiana, March 18,
               1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-12. IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-1         D. M. Driesen, Natural Resources Defense Council
               (NRDC), to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 23, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-G-3.  

IV-G-2         J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket, Attn:  Docket Nos. A-90-18, A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  (Believe
               A-90-18 is a typographical error--no such docket
               number).  April 29, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-G-4.  IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-3         B. Mannchen, private citizen, to C. Browner, EPA
               Administrator.  April 14, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-120.  IN AIR DOCKET
            Hazardous Organic NESHAP (HON):  Transfer
                       Docket No. A-90-22
                        Subcategory IV-I
 Miscellaneous Federal Register Notices Published After Proposal


Item No.                      Description

IV-I-1         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Notice of public
               hearing and extension of public comment period. 
               58 FR 11201-11202.  February 24, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-I-1.  

IV-I-2         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Correction.  58 FR
               11667-11719.  February 26, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-I-2. 
IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-1         Compilation  of Air Pollutant Emission Factors.
               Volume I:  Stationary Point and Area Sources. AP-
               42.  Fourth Edition.  October 1986:  Supplement A,
               October 1986, pp. 1.3-2, 1.3-4, and 1.3-9;
               Supplement B, September 1988, pp. 1.1-2, 1.1-5,
               and 1.1-6; and Supplement D, September 1991, 
               p. 1.4-2.  

II-A-2         OAQPS Control Cost Manual.  Fourth Edition. 
               Publication No. EPA 450/3-90-006.  January 1990. 
               pp. 2-5 thru 2-8.  

II-A-3         Industrial Wastewater Volatile Organic Compound
               Emissions - Background Information for BACT/LAER
               Determinations.  Publication No. EPA-450/3-90-004,
               January 1990.  pp. 3-1 and 3-2.IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-A
                EPA Studies or Contractor Reports

Document No.                  Description

II-A-4         Technical Report 1:  Henry's Law Constants for
               HAP's - Equations and Vapor Pressure Data.  June
               30, 1992.  C. L. Yaws.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  

II-A-5         Technical Report 2:  Henry's Law Constants for
               HAP's - Additional Vapor Pressure Data.  July 5,
               1992.  C. L. Yaws.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  

II-A-6         Technical Report 3:  Henry's Law Constants for
               HAP's - Experimental Data.  July 11, 1992. 
               C. L. Yaws.  Prepared for the U. S. Environmental
               Protection Agency, Research Triangle Park, NC.  

II-A-7         Technical Report 4:  Henry's Law Constants for
               HAP's - Water Solubility Data.  July 15, 1992. 
               C. L. Yaws.  Prepared for the U. S. Environmental
               Protection Agency, Research Triangle Park, NC.  

II-A-8         Technical Report 5:  Henry's Law Constants for
               HAP's - Activity Coefficient at Infinite Dilution. 
               July 21, 1992.  C. L. Yaws.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  

II-A-9         Technical Report 6:  Henry's Law Constants for
               HAP's - Henry's Law Constant at 100 C-Selected
               Aromatics.  July 28, 1992.  C. L. Yaws.  Prepared
               for the U. S. Environmental Protection Agency,
               Research Triangle Park, NC.  

II-A-10        Technical Report 7:  Henry's Law Constants for
               HAP's - Henry's Law Constant at 25 C-Additional
               Results.  August 11, 1992.  C. L. Yaws.  Prepared
               for the U. S. Environmental Protection Agency,
               Research Triangle Park, NC.  

II-A-11        Technical Report 8:  Henry's Law Constants for
               HAP's - CMA Values vs Present Work.  August 13,
               1992.  C. L. Yaws.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-12        Technical Report 9:  Henry's Law Constants for
               HAP's - Results for Isocyanates.  August 16, 1992. 
               C. L. Yaws.  Prepared for the U. S. Environmental
               Protection Agency, Research Triangle Park, NC.  

II-A-13        Technical Report 10:  Henry's Law Constants for
               HAP's - Results for Phosgene and 2,4,5
               Trichlorophenol.  August 21, 1992.  C. L. Yaws. 
               Prepared for the U. S. Environmental Protection
               Agency, Research Triangle Park, NC.  

II-A-14        Final Report:  Henry's Law Constants for HAP's. 
               July 26, 1992.  C. L. Yaws.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-A
                EPA Studies or Contractor Reports


Document No.                  Description

II-A-15        C. Allen, Research Triangle Institute (RTI), to
               C. Northeim, RTI.  June 12, 1991.  Prediction of
               the Volatility of Hazardous Air Pollutants Using
               the UNIFAC Method to Predict the VO Recovery from
               Method 25D.  

II-A-16        Industrial Wastewater Method 25D Development. 
               Emission Test Report and Appendices--Shell
               Manufacturing Complex, Deer Park, Texas.  EMB
               Report No. 88-IWW-06.  September 1991.  

II-A-17        Industrial Wastewater Field Evaluation of
               Wastewater Drain System--Emission Test Report,
               Rohm and Haas Company Bristol Facility, Bristol,
               Pennsylvania.  EMB Report No. 91-IWW-07.  May
               1992.  

II-A-18        M. T. Kissell, EPA:SDB, to HON Wastewater Docket
               (A-90-23, II-A).  November 24, 1992.  WATER7.IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-1         P. Peterson, Research Triangle Institute, to S.
               Thorneloe, EPA:CPB.  January 18, 1988.  Basis for
               Stream Stripping Organic Removal Efficiency and
               Cost Estimates Used for the Source Assessment
               Model (SAM) Analysis (Draft).IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-2         C. Allen, Research Triangle Institute, to
               M. Aston, EPA:CPB.  March 4, 1991.  Predicted EPA
               Method 25D Recoveries for Hazardous Compounds
               Listed in Section 112.

II-B-3         C. Zukor, Radian Corporation, to P. Lassister,
               EPA:CPB.  January 20, 1992.  Approach for
               Estimating Uncontrolled Emissions of Hazardous Air
               Pollutants from Wastewater Streams in the HON.  

II-B-4         S. Watkins, Radian Corporation, to P. Lassister,
               EPA:CPB.  January 20, 1992.  Development of a
               Recovery Credit for Organic Compounds Removed from
               Wastewater Streams by the Design Steam Stripper
               for the HON.  

II-B-5         C. Zukor, Radian Corporation, to P. Lassister,
               EPA:CPB.  January 21, 1992.  Approach for
               Estimating Emission Reductions of Hazardous Air
               Pollutants from Wastewater Streams in the HON.  

II-B-6         J. Elliott and C. Zukor, Radian Corporation, to P.
               Lassister, EPA:CPB.  January 22, 1992.  NESHAP-
               Adjusted Baseline Emissions of Hazardous Air
               Pollutants from Wastewater Streams in the HON.  

II-B-7         C. Zukor, Radian Corporation, to P. Lassister,
               EPA:CPB.  January 24, 1992.  Development of
               Equipment Cost Equations for the Design Steam
               Stripper.  

II-B-8         C. Zukor, Radian Corporation, to P. Lassister,
               EPA:CPB.  January 27, 1992.  Development of
               National Emission Impacts from Responses to the
               March 1990 Section 114 Wastewater Questionnaire --
               A Summary of the Section 114 Database.  

II-B-9         C. Zukor, Radian Corporation, to P. Lassister,
               EPA:CPB.  January 27, 1992.  Development of Model
               Wastewater Streams for the HON.  

II-B-10        C. Bagley, Radian Corporation, to P. Lassister,
               EPA:CPB.  January 29, 1992.  Approach for
               Assigning Wastewater Streams to Product Processes
               Identified in the HON.  IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-11        C. Zukor, Radian Corporation, to P. Lassister,
               EPA:CPB.  January 31, 1992.  Development of
               Secondary Environmental Impact Factors for Steam
               Stripping Wastewater Streams in the HON.  

II-B-12        S. Watkins, Radian Corporation, to P. Lassister,
               EPA:CPB.  January 31, 1992.  Model Wastewater
               Stream Selection to Present Representative Impacts
               for the HON.  

II-B-13        C. Zukor, Radian Corporation, to P. Lassister,
               EPA:CPB.  February 3, 1992.  Development and
               Assignment of Fraction Measured Factors for
               Hazardous Air Pollutants Measured by Proposed Test
               Method 305 for Wastewater Streams in the HON.  

II-B-14        C. Zukor, Radian Corporation, to P. Lassister,
               EPA:CPB.  February 3, 1992.  Sensitivity Analysis
               on Design Variables for the Stream Stripping Unit
               for Wastewater Streams in the HON.  

II-B-15        C. Zukor, Radian Corporation, to P. Lassister,
               EPA:CPB.  February 7, 1992.  Development of Total
               Capital Investment and Total Annual Cost Equations
               Associated with the Steam Stripping of Wastewater
               Streams in the HON.  IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-B
                      EPA Factual Memoranda


Document No.                  Description

II-B-16        C. Allen, Research Triangle Institute (RTI), to
               K. C. Hustvedt, EPA:CPB.  Undated.  Review of
               "Evaluation of Air Emissions from Industrial
               Wastewater Collection Systems."  

II-B-17        C. Allen, RTI, to K. C. Hustvedt, EPA:CPB.  April
               21, 1992.  Review of "Measured and Modeled Mass
               Transfer Coefficients for Volatile Organic Air
               Emissions from Refinery Wastewater Impoundments."

II-B-18        C. Allen, RTI, to M. Aston, EPA:CPB.  June 22,
               1992.  The Calculations for Appendix F and G for
               the Shell Report.  

IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-C
        EPA Correspondence to Persons Outside the Agency
                   and to EPA Regional Offices


Document No.                  Description

II-C-1         J. U. Crowder, EPA:OAQPS for J. B. Weigold,
               OAQPS:ESD to P. H. Arbesman, National Air
               Pollution Control Techniques Advisory Committee
               (NAPCTAC) Member, and list of addresses, December
               18, 1990, EPA Notice of NAPCTAC meeting with
               attached "Overview of the Hazardous Organic NESHAP
               (HON) Project."IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-C
        EPA Correspondence to Persons Outside the Agency


Document No.                  Description

II-C-2         J. R. Farmer, EPA:ESD, to B. Klanderman, Eastman
               Kodak Company, et al.  March 16, 1990.  Request
               for information on process units and wastewater
               characteristics for facilities in Longview, Texas
               and Kingsport, Tennessee, and list of addressees.

II-C-3         D. W. Stackhouse, EPA, to A. Stanley, Chemical
               Manufacturers Association.  September 3, 1991.
               Lists of organic hazardous air pollutants subject
               to new process unit requirements, and organic HAP
               groups and target reduction efficiencies.


IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-C
        EPA Correspondence to Persons Outside the Agency


Document No.                  Description

II-C-4         M. T. Kissell, EPA:SDB, to A. Stanley, Chemical
               Manufacturers Association.  April 1, 1992.  EPA
               staff comments on CMA's follow-up items for
               wastewater issues.  IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-C
        EPA Correspondence to Persons Outside the Agency


Document No.                  Description

II-C-5         K. C. Hustvedt, EPA:CPB, to P. Martino, American
               Petroleum Institute (API).  July 11, 1991. 
               Meeting on May 6, 1991 regarding Chemdat7.

II-C-6         F. E. Manning, EPA:CPB, to A. Stanley, Chemical
               Manufacturers Association.  November 6, 1992. 
               Comments on "A Guide for Estimating Volatile
               Emissions from Wastewater Collection Systems."  


IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
    Correspondence Received from Persons Outside the Agency 


Document No.                  Description

II-D-1         D. Baughman, Texas Eastman Company, to
               P. Lassiter, EPA:CPB.  March 29, 1990.  Response
               to information request for Longview, Texas,
               facility.

II-D-2         T. J. Bauerlein, BASF Corporation, to P. Lassiter,
               EPA:CPB.  March 30, 1990.  Response to information
               request for Kearny, New Jersey, site.

II-D-3         B. L. Atkins, BASF Corporation, to P. Lassiter,
               EPA:CPB.  March 30, 1990.  Response to information
               request for the Freeport, Texas, facility.

II-D-4         G. D. Edwards, Texaco Chemical Company, to
               J. R. Farmer, EPA:ESD.  March 30, 1990.  Response
               to request for information for the Port Neches,
               Texas, facility.

II-D-5         V. M. McIntire, Tennessee Eastman Company, to
               J. R. Farmer, EPA:ESED.  March 30, 1990.  Response
               to information request for the Kingsport,
               Tennessee, facility.

II-D-6         D. T. Emery, Vulcan Chemical Company, to
               P. Lassiter, EPA:CPB.  March 30, 1990.  Response
               to information request for the Wichita, Kansas,
               facility.

II-D-7         J. H. Harstine, Texaco Refining & Marketing, to
               P. Lassiter, EPA:CPB.  March 30, 1990.  Response
               to information request for the El Dorado, Texas,
               facility.

II-D-8         L. Takacs, Occidental Chemical Corporation, to
               P. Lassiter, EPA:CPB.  March 30, 1990.  Response
               to information request for the Convent, Louisiana;
               and Chocolate Bayou, Texas, facilities.

II-D-9         J. L. Johnson, Vista Chemical Company, to
               P. Lassiter, EPA:CPB.  April 2, 1990.  Response to
               information request for Lake Charles, Louisiana,
               facility.IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
    Correspondence Received from Persons Outside the Agency 


Document No.                  Description

II-D-10        J. R. Cooper, DuPont Environmental Affairs
               Division, to P. Lassiter, EPA:CPB.  April 4, 1990.
               Response to information request for the DuPont
               Memphis, Tennessee; and LaPlace, Louisiana, sites.

II-D-11        C. D. Malloch, Monsanto Chemical Company, to
               P. Lassiter, EPA:CPB.  April 5, 1990.  Response to
               information request for the facilities in
               Addyston, Ohio; Springfield, Massachusetts;
               Pensacola, Florida; Sauget, Illinois; Chocolate
               Bayou, Texas; Bridgeport, New Jersey; and
               Anniston, Alabama.

II-D-12        G. A. Smith, BASF Corporation, to J. R. Farmer,
               EPA:ESD.  April 5, 1990.  Response to information
               request for the Geismar, Louisiana, facility.

II-D-13        R. A. Plewa, Vista Chemical Company, to
               P. Lassiter, EPA:CPB.  April 10, 1990.  Response
               to information request for the Lake Charles
               Chemical Plant in Westlake, Louisiana.

II-D-14        W. C. Haaf, Dupont Environmental Affairs Division,
               to P. Lassiter, EPA:CPB.  April 11, 1990. 
               Response to information request for the DuPont
               Beaumont, Texas, facility. 

II-D-15        W. C. Haaf, DuPont Environmental Affairs Division,
               to P. Lassiter, EPA:CPB.  April 12, 1990. 
               Response to information request for the DuPont
               LaPorte, Texas, site.

II-D-16        W. C. Haaf, DuPont Environmental Affairs Division,
               to P. Lassiter, EPA:CPB.  April 16, 1990. 
               Response to request for information for the DuPont
               Belle, West Virginia, site.

II-D-17        B. Braganza, Lyondell Petrochemical Company, to
               J. R. Farmer, EPA:ESD.  April 17, 1990.  Response
               to request for information for the Houston, Texas,
               facility.IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
     Correspondence Received from Persons Outside the Agency

Document No.                  Description

II-D-18        J. M. Hiroms, Lyondell Petrochemical Company, to
               J. R. Farmer, EPA:ESD.  April 18, 1990.  Response
               to request for information for the Channelview,
               Texas, facility.

II-D-19        B. Braganza, Lyondell Petrochemical Company, to
               J. R. Farmer, EPA:ESD.  April 23, 1990.  Response
               to request for information for the Houston, Texas,
               facility.

II-D-20        V. M. McIntire, Eastman Kodak Company, to
               P. E. Lassiter, EPA:CPB.  April 30, 1990. 
               Response to information request for the Tennessee
               Eastman facility in Kingsport, Tennessee.

II-D-21        D. Baughman, Eastman Kodak Company, to
               P. Lassiter, EPA:CPB.  April 30, 1990.  Response
               to information request for the Tennessee Eastman
               facility in Longview, Texas.

II-D-22        D. T. Emery, Vulcan Materials Company, to
               P. E. Lassiter, EPA:CPB.  April 30, 1990. 
               Response to request for information for the Vulcan
               Chemicals facility in Wichita, Kansas.

II-D-23        S. H. Jackson, Oxy Petrochemicals Inc., to
               P. E. Lassiter, EPA:CPB.  April 30, 1990. 
               Response to information request for the Chocolate
               Bayou facility.

II-D-24        L. Takacs, Occidental Chemical Corporation, to
               P. Lassiter, EPA:CPB.  April 30, 1990.  Response
               to information request for the Convent, Louisiana;
               and Chocolate Bayou, Texas, facilities.

II-D-25        G. Geeker, Texaco Chemical Company, to
               P. Lassiter, EPA:CPB.  April 30, 1990.  Response
               to request for information for the Port Neches,
               Texas, facility.

II-D-26        B. L. Atkins, BASF Corporation, to P. Lassiter,
               EPA:CPB.  May 2, 1990.  Response to request for
               information for the Capro I and AA-E2 process
               units.IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
    Correspondence Received from Persons Outside the Agency 


Document No.                  Description

II-D-27        W. C. Haaf, DuPont Environmental Affairs Division,
               to P. Lassiter, EPA:CPB.  May 3, 1990.  Response
               to information request for the DuPont LaPlace,
               Louisiana, site.

II-D-28        A. H. Pagano, DuPont Chamber Works, to
               P. Lassiter, EPA:CPB.  May 3, 1990.  Response to
               information request for the DuPont Deepwater, New
               Jersey, site.

II-D-29        W. C. Haaf, DuPont Environmental Affairs Division,
               to P. Lassiter, EPA:CPB.  May 10, 1990.  Response
               to information request for the DuPont LaPorte,
               Texas, site.

II-D-30        W. C. Haaf, DuPont Environmental Affairs Division,
               to P. Lassiter, EPA:CPB.  May 16, 1990.  Response
               to information request for the DuPont Belle, West
               Virginia, site.

II-D-31        D. C. Marley, Texaco Chemical Company, to
               P. E. Lassiter, EPA:CPB.  May 16, 1990.  Response
               to request for information for the Port Neches,
               Texas, facility.

II-D-32        V. M. McIntire, Eastman Kodak Company, to
               P. Lassiter, EPA:CPB.  May 17, 1990.  Response to
               information request for the Kingsport, Tennessee,
               facility.

II-D-33        R. G. Soehlke, Star Enterprise, to P. E. Lassiter,
               EPA:CPB.  May 17, 1990.  Response to information
               request for the Delaware City, Delaware, facility.

II-D-34        R. J. Marinelli, DuPont Chemicals and Pigments, to
               P. Lassiter, EPA:CPB.  May 18, 1990.  Response to
               information request for the Memphis Methyl
               Methacrylate process.


IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
    Correspondence Received from Persons Outside the Agency 


Document No.                  Description

II-D-35        D. T. Emery, Vulcan Materials Company, to
               P. Lassiter, EPA:CPB.  May 18, 1990.  Response to
               request for information for Vulcan Chemicals
               facility in Wichita, Kansas.

II-D-36        S. H. Jackson, Oxy Petrochemicals Inc., to
               P. E. Lassiter, EPA:CPB.  May 21, 1990.  Response
               to request for information for the Chocolate
               Bayou, Texas, facility.

II-D-37        D. Baughman, Eastman Kodak Company, to
               P. Lassiter, EPA:CPB.  May 23, 1990.  Response to
               information request for the Tennessee Eastman
               facility in Longview, Texas.

II-D-38        R. L. McClure, Dupont Beaumont Works, to
               P. Lassiter, EPA:CPB.  May 24, 1990.  Response to
               information request for the Beaumont, Texas, site.

II-D-39        J. M. Hiroms, Lyondell Petrochemical Company, to
               J. Farmer, EPA:ESD.  May 25, 1990.  Response to
               information request.

II-D-40        T. J. Bauerlein, BASF Corporation, to P. Lassiter,
               EPA:CPB.  May 25, 1990.  Response to information
               request for the Kearny, New Jersey, site.

II-D-41        A. M. Pasternak, DuPont Polymer Products, to
               P. Lassiter, EPA:CPB.  May 30, 1990.  Response to
               request for information for the DuPont La Porte,
               Texas, facility.

II-D-42        W. C. Haaf, DuPont Environmental Affairs Division,
               to P. Lassiter, EPA:CPB.  June 5, 1990.  Response
               to information request for the LaPorte, Texas,
               site.

II-D-43        G. A. Smith, BASF Corporation, to J. R. Farmer,
               EPA:ESD.  June 14, 1990.  Response to information
               request for the Geismar, Louisiana, site.

IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
    Correspondence Received from Persons Outside the Agency 


Document No.                  Description

II-D-44        C. D. Malloch, Monsanto Company, to
               P. E. Lassiter, EPA:CPB.  June 15, 1990.  Response
               to information request for facilities in Addyston,
               Ohio; Springfield, Massachusetts; Pensacola,
               Florida; Sauget, Illinois; Chocolate Bayou, Texas;
               Bridgeport, New Jersey; and Anniston, Alabama.

II-D-45        J. Friend, Vista Chemical Company, to P. Lassiter,
               EPA:CPB.  June 28, 1990.  Response to request for
               information for the Lake Charles VCM Plant in
               Westlake, Louisiana.

II-D-46        A. H. Pagano, DuPont Chamber Works, to
               P. Lassiter, EPA:CPB.  July 5, 1990.  Response to
               request for information for the Deepwater, New
               Jersey, facility.IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
    Correspondence Received from Persons Outside the Agency 


Document No.                  Description

II-D-47        A. Stanley, Chemical Manufacturers Association, to
               J. Meyer, EPA:SDB.  March 23, 1992.  CMA's follow-
               up items on wastewater issues.  

II-D-48        A. Stanley, Chemical Manufacturers Association, to
               M. T. Kissell, EPA:SDB.  April 7, 1992. 
               Additional points of concern regarding wastewater
               portion of the HON.  

II-D-49        A. Stanley, Chemical Manufacturers Association, to
               J. Meyer, EPA:SDB.  April 24, 1992.  Draft copy of
               CMA's cooling survey.  

II-D-50        A. Stanley, Chemical Manufacturers Association, to
               M. T. Kissell, EPA:SDB.  April 30, 1992.  Follow-
               up item on wastewater--EPA method used.

II-D-51        A. Stanley, Chemical Manufacturers Association, to
               M. T. Kissell, EPA:SDB.  May 8, 1992.  Information
               on comparison of Henry Law Constants.  

II-D-52        A. Stanley, Chemical Manufacturers Association, to
               M. T. Kissell, EPA:SDB.  June 19, 1992.  Fe
               calculations.  

II-D-53        R. E. Bailey, The Dow Chemical Company, to R.
               McDonald, EPA:CPB.  July 14, 1992.  Reports on MDI
               and TDI.

II-D-54        A. Stanley, Chemical Manufacturers Association, to
               M. T. Kissell, EPA:SDB.  July 24, 1992.  Caveats
               to existing EPA definitions.  

II-D-55        A. Stanley, Chemical Manufacturers Association, to
               M. T. Kissell, EPA:SDB.  August 6, 1992. 
               Information on landfill leachate.  

II-D-56        K. P. Batt, Union Carbide Chemicals and Plastics
               Company, Inc., to J. A. Probert, Radian
               Corporation.  August 12, 1992.  Physical property
               data for six VOHAP's.  
IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
    Correspondence Received from Persons Outside the Agency 


Document No.                  Description

II-D-57        K. P. Batt, Union Carbide Chemicals and Plastics
               Company, Inc., to R. McDonald, EPA:CPB.  August
               13, 1992.  Reference citations for 10 chemicals.  

II-D-58        L. L. Jackson, Dow U.S.A., to R. McDonald,
               EPA:CPB.  August 13, 1992.  Reports on TDI and
               MDI.

II-D-59        A. Stanley, Chemical Manufacturers Association, to
               M. T. Kissell, EPA:SDB.  August 24, 1992. 
               Information regarding configurations submitted by
               the Scenario subgroup.  

II-D-60        K. P. Batt, Union Carbide Chemicals and Plastics
               Company, Inc., to G. Fortier, Radian Corporation. 
               September 21, 1992.  Correct reference for diethyl 
               sulfate's activity coefficient used to calculate
               Henry's Law constants.  IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
    Correspondence Received from Persons Outside the Agency 


Document No.                  Description

II-D-61        G. V. Cox, Chemical Manufacturers Association to
               J. Farmer, EPA:ESD.  July 7, 1989.  Before the
               Environmental Protection Agency:  Comments of the
               Chemical Manufacturers Association on the
               Environmental Protection Agency Document "Control
               of Volatile Organic Compound (VOC) Emissions from
               Industrial Wastewater -- Volumes I and II
               (Chapters and Appendices)" and Supporting
               Documents.  

II-D-62        A. Stanley, Chemical Manufacturers Association, to
               K. C. Hustvedt, EPA:SDB.  June 27, 1991.  CMA's
               final report entitled "Evaluation of Air Emissions
               from Industrial Wastewater Collection Systems." 

II-D-63        P. Jann, DuPont, to M. T. Kissell and J. Meyers,
               EPA:SDB.  August 12, 1992.  Draft of wastewater
               tank issue with CMA recommendation.

II-D-64        R. E. Bailey, The Dow Chemical Company, to R.
               McDonald, EPA:SDB.  September 1, 1992.  Final
               report on 2,4-TDI (2,4-toluenediisocyanate) with
               water.  

II-D-65        A. Stanley, Chemical Manufacturers Association, to
               M. T. Kissell, EPA:SDB.  September 30, 1992. 
               Review of EPA Wastewater Collection System Field
               Studies.  

II-D-66        P. J. Piecuch, Water Environment Federation, to M.
               Kissell, EPA:SDB.  October 6, 1992.  Permission to
               include Table 5.1-Computer-Based Fate and
               Transport Models in the HON regulation.

II-D-67        M. T. Kissell, EPA:SDB, to HON Wastewater Docket. 
               Correspondence received from CMA.  November 13,
               1992.  CMA Secondary Emissions Work Group comments
               on "Shell Deer Park Chemical Sewer Measurements." 
               Information dated June 30, 1992.  IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
    Correspondence Received from Persons Outside the Agency 


Document No.                  Description

II-D-68        P. Martino, American Petroleum Institute (API), to
               K. C. Hustvedt, EPA:CPB.  August 29, 1991. 
               Meeting of May 6, 1991 regarding Chemdat7.IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-D
    Correspondence Received from Persons Outside the Agency 


Document No.                  Description

II-D-69        B. L. Taranto, Exxon Chemical Americas, to D. L.
               McMurrer, EPA:SDB.  December 3, 1992.  Follow-up
               to issued raised during NAPCTAC of November 17,
               1992 (wastewater reference control efficiency).  

II-D-70        D. M. Driesen, Natural Resources Defense Council
               (NRDC), to J. Meyer, EPA:SDB.  December 30, 1992. 
               NRDC's current thinking on wastewater emissions in
               the organic chemical industry.

IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons


Document No.                  Description

II-E-1         A. Gitelman, Research Triangle Institute, to
               D. Oakes, Hoyt Corporation.  October 27, 1987.  
               Telephone record regarding the cost of flame
               arrestors.

II-E-2         Meeting notes.  Meeting of November 13, 1991 
               between EPA and API.  Draft HON wastewater
               regulation.  

II-E-3         G. E. Fortier, Radian Corporation, to
               M. T. Kissell, EPA:SDB.  March 9, 1992.  Finalized
               notes of meeting with the Chemical Manufacturers
               Association held July 23, 1991.  

II-E-4         Meeting notes.  April 10, 1992.  Meeting to
               discuss agenda of upcoming April 15, 1992 meeting
               between EPA and CMA.  HON regulation -- wastewater
               portion.  IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons


Document No.                  Description

II-E-5         Meeting Summary--Meeting on April 15, 1992 with
               the Chemical Manufacturers Association.

II-E-6         Meeting Summary--Meeting on April 28, 1992 with
               the Chemical Manufacturers Association.

II-E-7         Meeting Summary--Meeting on May 21 and 22, 1992
               with the Chemical Manufacturers Association.

II-E-8         Meeting Summary--Meeting on June 8, 1992 with the
               Chemical Manufacturers Association.

II-E-9         HON Biorate/Biodegradation and Modeling Work
               Groups Meeting Minutes--Meetings held on June 11,
               June 24, July 9, and August 21, 1992.  

II-E-10        Meeting Summary--Meeting on June 12, 1992 with
               Union Carbide Corporation.  

II-E-11        Meeting Summary--Meeting on June 19, 1992 with CMA
               Scenario Work Group Members.  

II-E-12        Meeting Summary--Meeting on June 23, 1992 with
               Union Carbide Corporation and Allied Signal, Inc. 

II-E-13        HON Methods Work Group Meeting Minutes--Meetings
               held on June 25, July 8, July 27, and August 19,
               1992.  

II-E-14        Meeting Summary--Meeting on July 7, 1992 with
               Union Carbide Corporation.  IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-E
      EPA Memoranda of Meetings and Telephone Conversations
                      With Outside Persons


Document No.                  Description

II-E-15        Meeting Summary--Meeting on July 29 and 30, 1992
               with the Chemical Manufacturers Association.

II-E-16        Meeting Summary--Meeting on August 5, 1992 with
               Union Carbide Corporation.  

II-E-17        Meeting Summary--Meeting on August 13, 1992 with
               Union Carbide Corporation.  

II-E-18        HON Wastewater Physical/Chemical Properties Work
               Group Minutes--Meeting held on August 17, 1992.  

II-E-19        Meeting Summary--Meeting on September 1, 1992 with
               the Chemical Manufacturers Association.


IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-1         Plant Design and Economics for Chemical Engineers.
               Third Edition.  M. S. Peters and K. D. Timmerhaus.
               McGraw-Hill Book Company.  1980.  pp. 768 thru
               773, and 886.  

II-I-2         Estimating Costs of Air Pollution Control.  Part
               II, Factors for Estimating Capital and Operating
               Costs.  W. M. Vatavuk and R. B. Neveril.  Chemical
               Engineering.  November 3, 1980.  pp. 157 thru 160,
               and 162.

II-I-3         Estimate Costs of Distillation and Absorption
               Towers Via Correlations.  A. Mulet, A. B. Corripio
               and L. B. Evans.  Chemical Engineering.  December
               28, 1981.  pp. 180 thru 183.  

II-I-4         Estimate Costs of Heat Exchangers and Storage
               Tanks Via Correlations.  A. B. Corripio, K. S.
               Chrien and L. B. Evans.  Chemical Engineering.
               January 25, 1982.  pp. 125 thru 127.  

II-I-5         Estimating Process Equipment Costs.  R. S. Hall,
               W. M. Vatavuk and J. Matley.  Chemical
               Engineering.  November 21, 1988.  pp. 66 thru 75. 
               
II-I-6         Evaluation of Air Emissions From Industrial
               Wastewater Collection Systems.  Final Report.
               Chemical Manufacturers Association (CMA).  Spring
               1991.  

II-I-7         Process Plant Construction Estimating Standards.
               Richardson Engineering Services Inc.  1988. 
               Volume 3.  Account 15-40, p. 1.
IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-8         The Effect of Process Variables on the
               Biodegradation Rates of a Series of Volatile
               Organic Compounds.  Research Triangle Institute. 
               Contract No. 68D90055.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  July 10, 1991.  

II-I-9         The Measurement of the Biodegradation Rates of a
               Series of Volatile Organic Compounds.  Research
               Triangle Institute.  Contract No. 68D90055. 
               Prepared for the U. S. Environmental Protection
               Agency, Research Triangle Park, NC.  October 29,
               1991.  IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere

Document No.                  Description

II-I-10        Supplementary Material to Steam Stripping for
               Removal of Organic Pollutants from Water: 
               2.  Vapor-Liquid Equilibrium Data.  Yng-Long
               Hwang, et al.  Union Carbide Chemicals and
               Plastics Company, Inc.  Undated.

II-I-11        Critical Review of Hydrolysis of Organic Compounds
               in Water Under Environmental Conditions.  W. Mabey
               and T. Mill.  J. Phys. Chem. Ref. Data, Vol. 7,
               No. 2.  1978.  pp. 383 thru 415. 

II-I-12        Handbook of Environmental Fate and Exposure Data
               for Organic Chemicals.  Volume I, Large Production
               and Priority Pollutants.  P. H. Howard.  Lewis
               Publishers.  Undated.  pp. 73 thru 76, 91 thru 94,
               382 thru 385, and 477 thru 482.  

II-I-13        Final Report (Draft).  (FE-E-63).  Fate of
               tolylene-2,4-diisocyanate in water.  Chemical
               Biotesting Center.  April 24, 1989.  pp. 1 thru 51
               with references attached.  IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere

Document No.                  Description

II-I-14        Heat and Mass Transfer Models of a Toxic Waste
               Pond.  V. J. Garza.  University of California. 
               Davis, CA.  Undated.  

II-I-15        Modeling Air Toxic Emissions from the Liquid
               Surfaces of an Industrial Wastewater Treatment
               Facility.  T. R. Card and P. R. Benson.  CH2M
               Hill.  Reston, VA.  Undated.  

II-I-16        Stripping of Hazardous Chemicals from Surface
               Aerated Waste Treatment Basins.  R. A. Freeman. 
               Monsanto Company.  St. Louis, MO.  Undated.  pp.
               464 thru 481

II-I-17        Catalytic Effects in Isocyanate Reactions.  A.
               Parkas and G. A. Mills.  Houdry Process and
               Chemical Company.  Undated.  pp. 393.  

II-I-18        Volatile Organic Compound Emissions from Sewer
               Drop Structures.  J. Shepherd, University of
               Guelph.  Ontario, Canada.  Undated.  pp. 1 thru
               16.  

II-I-19        Solvolysis in Hydrogen and Deuterium Oxide. 
               P. M. Laughton and R. E. Robertson.  Canadian
               Journal of Chemistry.  Vol. 37 (1959).  pp. 1491
               thru 1497.  

II-I-20        The Hydrolysis of Carboxylic Anhydrides. 
               Part III.  Reactions in Initially Neutral
               Solution.  C. A. Bunton, et al.  1963.  pp. 2918
               thru 2926.  

II-I-21        Hydrocarbon Losses by Atmospheric Evaporation from
               Open Separators.  S. F. Liang.  Technical Progress
               Report BRC-CORP 24-73-F.  Project No. 71101.00. 
               August 1973.  

II-I-22        Kinetic Studies of Bis(chloromethyl) Ether
               Hydrolysis by Mass Spectrometry.  J. C. Tou,
               et al.  The Journal of Physical Chemistry. 
               Vol. 78, No. 11.  1974.  pp. 1096 thru 1098.  

II-I-23        Hydrolysis of Phthalic and 3,6-Dimethylphthalic
               Anhydrides.  M. D. Hawkins.  1975.  pp. 282 thru
               284.  IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-24        Hydrocarbon Evaporation Losses from Open
               Separators.  L. E. Faith.  Shell Development
               Company.  December 1975.  pp. 2 thru 21.

II-I-25        Emissions from Spills.  J. M. Wu and J. M. Schroy. 
               Monsanto Company.  St. Louis, MO.  February 1979. 

II-I-26        Secondary Emissions from Subsurface Aerated
               Treatment Systems.  R. A. Freeman.  Monsanto
               Company.  St. Louis, MO.  Environmental Progress,
               Vol. 1, No. 2.  May 1982.  pp. 118 thru 120.  

II-I-27        Determination of Activated Sludge Biokinetic
               Constants for Chemical and Plastic Industrial
               Wastewaters.  D. K. Kincannon, et al.  Oklahoma
               State University.  Prepared for the
               U. S. Environmental Protection Agency.  Ada,
               Oklahoma.  Publication No. EPA-600/2-83-073a. 
               NTIS No. PB83-245233.  August 1983. 

II-I-28        Determination of Activated Sludge Biokinetic
               Constants for Chemical and Plastic Industrial
               Wastewaters (Appendix A - Raw Data).  D. K.
               Kincannon, et al.  Oklahoma State University. 
               Prepared for the U. S. Environmental Protection
               Agency.  Ada, Oklahoma.  Publication No. EPA-
               600/2-83-073b.  NTIS No. PB83-245241.  August
               1983.

II-I-29        Air Stripping of Acrylonitrile from Wastewater
               Treatment Systems.  R. A. Freeman, et al. 
               Monsanto Company.  St. Louis, MO.  Environmental
               Progress, Vol. 3, No. 1.  February 1984.  pp. 26
               thru 33.

II-I-30        The Kinetics of Hydrolysis of Methyl and Phenyl
               Isocyanates.  E. A. Castro, et al.  J. Chem. Soc. 
               1985.  pp.  737 thru 742.  

II-I-31        Evaporation Rate of Volatile Liquids.  Final
               Report.  Industrial Health Engineering Associates,
               Inc.  Prepared for the U. S. Environmental
               Protection Agency.  Contract No. 68-02-4248.  June
               1988.  
IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-32        Evaluation of the Biodegradation Predictive
               Equations in EPA's CHEMDAT6 Model.  API
               Publication No. 4487.  Health and Environmental
               Sciences Department.  March 1989.

II-I-33        Method for Measurement of Reaeration in Gravity
               Sewers Using Radiotracers.  N. A. Jensen, and T.
               Hvitved-Jacobsen.  Research Journal WPCF. 
               Vol. 63, No. 5.  July/August 1991.  pp. 758 thru
               767. 

II-I-34        Draft Report.  Method 25D Recovery Factors. 
               Research Triangle Institute.  Prepared for the
               U. S. Environmental Protection Agency.  Contract
               No. 68D90055.  October 1991.

II-I-35        A Guide for Estimating Volatile Emissions from
               Wastewater Collection Systems.  CH2M Hill. 
               Prepared for the Chemical Manufacturers
               Association.  May 1992.  

II-I-36        Cooling Tower Project Report.  Prepared by
               Chemical Manufacturers Association.  June 1992.

II-I-37        Development of Predictive Models for Structure-
               Biodegradation Relationship with Respirometrically
               Derived Biodegradation Kinetics, No. #92-29.05. 
               H. H. Tabak, U. S. Environmental Protection
               Agency, and R. Govind, University of Cincinnati. 
               Presented at the 85th Annual Meeting and
               Exhibition.  Kansas City, Missouri.  June 21-26,
               1992. 

II-I-38        Development of Biodegradation Kinetics for Mixed
               Substrates in Aerobic Systems, No. 92-29.07. 
               R. Govind, et al, University of Cincinnati, and 
               H. H. Tabak, U. S. Environmental Protection
               Agency.  Presented at the 85th Annual Meeting and
               Exhibition.  Kansas City, Missouri.  June 21-26,
               1992. 

IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-39        Volatile and Semi-Volatile Organic Compound
               Emissions from Sewer Drop Structures, No. 92-
               94.04.  R. L. Corsi, et al, University of Guelph,
               H. Monteith, Enviromega Ltd., and H. Melcer,
               Wastewater Technology Centre.  Presented at the
               85th Annual Meeting and Exhibition.  Kansas City,
               Missouri.  June 21-26, 1992. 

II-I-40        Competition Between Biodegradation and
               Volatilization in Wastewater Biotreatment Systems,
               No. 92-94.07.  P. T. Sun, et al.  Shell
               Development Company.  Presented at the 85th Annual
               Meeting and Exhibition.  Kansas City, Missouri. 
               June 21-26, 1992. 

II-I-41        Intermedia Transfer Factors for Volatile Aromatic
               Hydrocarbons, No. 92-95.04.  V. Pesinova, et al,
               University of California.  Presented at the 85th
               Annual Meeting and Exhibition.  Kansas City,
               Missouri.  June 21-26, 1992. 

II-I-42        Examining Gas-Liquid Mass Transfer of Volatile and
               Semi-Volatile Organic Compounds Along Sewer
               Reaches, No. 92-98.01.  A. Whitmore, et al,
               University of Guelph, and D. Thompson, Enviromega
               Ltd.  Presented at the 85th Annual Meeting and
               Exhibition.  Kansas City, Missouri.  June 21-26,
               1992. 

II-I-43        Measurement of Toxic Contaminant Emissions from
               Drop Structures and Process Drains.  Enviromega
               Ltd.  Burlington, Ontario.  September 11, 1992.  IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-I
    References Not Readily Available to the Public Elsewhere


Document No.                  Description

II-I-44        Measured and Modeled Mass Transfer Coefficients
               for Volatile Organic Air Emissions from Refinery
               Wastewater Impoundments.  T. Howard, Indaco Air
               Quality Services, Inc., and B. Lamb, Washington
               State University.  Undated.  

II-I-45        Measurement of BTEX Emission Fluxes from Refinery
               Wastewater Impoundments Using Atmospheric Tracer
               Techniques.  American Petroleum Institute, Health
               and Environmental Sciences Department.  API
               Publication Number 4518.  December 1990.

II-I-46        G. E. Fortier, Radian Corporation, to HON
               Wastewater Docket A-90-23, Section II-I.  December
               28, 1992.  Appendix B (updated from Industrial
               Wastewater Volatile Organic Compound Emissions -
               Background Information for BACT/LAER
               Determinations, EPA-450/3-90-004, January 1990.   IN AIR DOCKET

           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory II-J
        Miscellaneous Federal Register Notices Published
                   During Proposal Development


Document No.                  Description

II-J-1         Vol. 56, No. 8, January 11, 1991, National Air
               Pollution Control Techniques Advisory Committee;
               Open Meeting; Notice of open meeting.
IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory III-A
                  Notice of Proposed Rulemaking


Document No.                       Description

III-A-1        Notice of Proposed Rulemaking--National Emission
               Standards for Hazardous Air Pollutants for
               Categories:  Organic Hazardous Air Pollutants for
               the Synthetic Organic Chemical Manufacturing
               Industry and Seven Other Processes.  October 29,
               1992 Proposal Package.  (This item is identical to
               Item No. III-A-1, Docket No. A-90-19.)
IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory III-A
                  Notice of Proposed Rulemaking


Document No.                       Description

III-A-2        Federal Register.  Notice of Proposed Rulemaking--
               National Emission Standards for Hazardous Air
               Pollutants for Categories;  Organic Hazardous Air
               Pollutants from the Synthetic Organic Chemical
               Manufacturing Industry and Seven Other Processes. 
               57 FR 62608-62808-h.  December 31, 1992.  This
               item is identical to Docket No. A-90-19, Item
               No. III-A-2.
IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory III-B
                    Proposed Support Document


Document No.                       Description

III-B-1        Hazardous Air Pollutant Emissions from Process
               Units in the Synthetic Organic Chemical
               Manufacturing Industry--Background Information for
               Proposed Standards, Draft EIS, Volume 1A: 
               National Impacts Assessment, Publication No. EPA-
               453/D-92-016a, November 1992; Volume 1B:  Control
               Technologies, Publication No. EPA-453/D-92-016b,
               November 1992; and Volume 1C:  Model Emission
               Sources, Publication No. EPA-453/D-92-016c,
               November 1992.  (This item is identical to Item
               No. III-B-1, Docket No. A-90-19.)
IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-A
          Additional EPA Studies or Contractor Reports


Item No.                      Description

IV-A-1         Technical Report 11:  Henry's Law Constants for
               HAP's - Results for 100 C.  C. L. Yaws.  Prepared
               for the U. S. Environmental Protection Agency,
               Research Triangle Park, NC.  August 29, 1992.  

IV-A-2         Technical Report 12:  Henry's Law Constants for
               HAP's - Chloroether Reaction with Water. 
               C. L. Yaws.  Prepared for the U. S. Environmental
               Protection Agency, Research Triangle Park, NC. 
               September 6, 1992.  

IV-A-3         Technical Report 13:  Henry's Law Constants for
               HAP's - Infinite Dilution Activity Coefficient at
               25 C.  C. L. Yaws.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  September 9, 1992.  

IV-A-4         Technical Report 14:  Henry's Law Constants for
               HAP's - Additional Solubility Data.  C. L. Yaws. 
               Prepared for the U. S. Environmental Protection
               Agency, Research Triangle Park, NC.  September 12,
               1992.  

IV-A-5         Technical Report 15:  Henry's Law Constants for
               HAP's - Review of Union Carbide Data-Formaldehyde. 
               C. L. Yaws.  Prepared for the U. S. Environmental
               Protection Agency, Research Triangle Park, NC. 
               September 15, 1992.  

IV-A-6         Technical Report 16:  Henry's Law Constants for
               HAP's - Review of Union Carbide Data-Ethylene
               Glycols.  C. L. Yaws.  Prepared for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  September 18, 1992.  

IV-A-7         Technical Report 17:  Henry's Law Constants for
               HAP's - Review of CMA Data.  C. L. Yaws.  Prepared
               for the U. S. Environmental Protection Agency,
               Research Triangle Park, NC.  September 23, 1992.  

IV-A-8         Final Report:  Henry's Law Constants for HAP's. 
               C. L. Yaws.  Prepared for the U. S. Environmental
               Protection Agency, Research Triangle Park, NC. 
               September 30, 1992.IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-A
          Additional EPA Studies or Contractor Reports


Item No.                      Description

IV-A-9         Treatment of Pharmaceutical Wastewater by Steam
               Stripping and Air Stripping.  Volumes I and II. 
               D. A. Gardner, et al., Radian Corporation, and
               T. J. Holdsworth, Risk Reduction Engineering
               Laboratory.  Prepared for the U. S. Environmental
               Protection Agency, Cincinnati, OH.  EPA Contract
               No. 68-C0-0003.  September 1992.  

IV-A-10        Interlaboratory Study of Method 25D.  Draft
               Report.  E. E. Rickman, et al., Research Triangle
               Institute (RTI).  Prepared for Entropy
               Environmentalists, Inc., for the
               U. S. Environmental Protection Agency, Research
               Triangle Park, NC.  EPA Contract No. 68DB90055. 
               January 1993.  IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-A
          Additional EPA Studies or Contractor Reports


Item No.                      Description

IV-A-11        Estimation of Air Emission Factors from Airflow in
               Wastewater Collection Systems.  Research Triangle
               Institute.  Prepared for the U.S. Environmental
               Protection Agency, Research Triangle Park, NC. 
               November 30, 1993.  

IV-A-12        Technical Support for the Identification of
               Collection Systems as Major Emission Sources. 
               Research Triangle Institute.  Prepared for the
               U.S. Environmental Protection Agency, Research
               Triangle Park, NC.  January 7, 1994.  

IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-B
                Additional EPA Factual Memoranda


Item No.                      Description

IV-B-1         R. McDonald, EPA:CPB, to HON Wastewater Docket. 
               May 15, 1993.  Henry's Law Constants for the 83
               HAP's Regulated in the Proposed HON Wastewater
               Provisions.  

IV-B-2         S. Harper, EPA:OAR, to Members of Refinery
               Cluster.  May 24, 1993.  Transmittal of Refinery
               Cluster "White Paper" on Follow-up to EPA/Amoco
               Yorktown Project.  

IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-B
                Additional EPA Factual Memoranda


Item No.                      Description

IV-B-3         C. Allen, Research Triangle Institute (RTI), to
               E. Manning, EPA:CPB.  February 1, 1994. 
               Biological rate constants.

IV-B-4         C. Allen, Research Triangle Institute (RTI), to
               E. Manning, EPA:CPB.  February 2, 1994. 
               Estimation of air emissions from model wastewater
               collection and treatment plants.IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-B
                Additional EPA Factual Memoranda

Item No.                      Description

IV-B-5         C. Allen, Research Triangle Institute, to E.
               Manning, EPA:CPB.  January 7, 1993.  Efficiency of
               steam stripper trays to treat wastewater streams: 
               prediction of the fraction removed (Fr) for
               specific compounds.  

IV-B-6         C. Allen, Research Triangle Institute, to E.
               Manning, EPA:CPB.  January 7, 1993.  Prediction of
               the fraction measured (Fr) of hazardous air
               pollutants from method 25D and method 305 using
               the UNIFAC method.    

IV-B-7         K. Pelt, Radian Corporation, to M. T. Kissell,
               EPA:CPB.  February 1, 1994.  Steam stripper total
               capital investment and total annual costs.  

IV-B-8         K. Pelt, Radian Corporation, to M. T. Kissell,
               EPA:CPB.  February 1, 1994.  Leaks from a heat
               exchange system.  

IV-B-9         K. Pelt, Radian Corporation, to M. T. Kissell,
               EPA:CPB.  February 1, 1994.  HON wastewater cost
               effectiveness for existing sources.   

IV-B-10        K. Pelt, Radian Corporation, to M. T. Kissell,
               EPA:CPB.  February 1, 1994.  Concentration of
               HAP's in the vapor space of a tank.   

IV-B-11        K. Pelt, Radian Corporation, to M. T. Kissell,
               EPA:CPB.  February 1, 1994.  Secondary
               environmental impact factors used in the framework
               for steam stripping wastewater.   

IV-B-12        K. Pelt, Radian Corporation, to M. T. Kissell,
               EPA:CPB.  February 1, 1994.  Total capital
               investment and total annual cost equations used in
               the framework for steam stripping wastewater.   

IV-B-13        M. T. Kissell, EPA:CPB, to HON Wastewater Docket
               (A-90-23).  February 16, 1994.  Memorandum on
               WATER7.

IV-B-14        B. Shine, Midwest Research Institute, to
               E. Manning and R. McDonald, EPA:CPB.  February 23,
               1994.  Summary of evaluation of wastewater
               treatment models pharmaceuticals NESHAP.IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-B
                Additional EPA Factual Memoranda


Item No.                      Description

IV-B-15        C. Bagley, Radian Corporation, to M. T. Kissell,
               EPA:CPB.  August 23, 1993.  Steam costs.

IV-B-16        J. Coburn, Research Triangle Institute, to
               E. Manning, EPA:CPB.  September 10, 1993. 
               Documentation of recommended biodegradation rate
               constants.

IV-B-17        C. Allen, RTI, to E. Manning, EPA:CPB.  February
               2, 1994.  Evaluation of the cost effectiveness of
               steam stripping wastewater streams.

IV-B-18        C. Bagley, Radian Corporation, to M. T. Kissell,
               EPA:CPB.  February 7, 1994.  Estimating steam
               stripper performance and size.  IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-C
        Additional EPA Correspondence to Persons Outside


Item No.                      Description

IV-C-1         M. T. Kissell, EPA:CPB, to Dr. Tabak.  February 4,
               1993.  Calculating biological degradation rates.  IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-1         G. A. Brier, The Upjohn Company, to EPA's Air
               Docket, Attn: A-90-23.  March 18, 1993.  Comments
               on proposed HON wastewater provisions.IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-2         D. E. Strayer, Borden Packaging and Industrial
               Products, to EPA Air Docket A-90-19.  April 7,
               1993.  Comments on HON wastewater provisions for
               group 1 wastewater.      

IV-D-3         B. Warren, Consumer Policy Institute, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-20,
               A-90-21, A-90-22, and A-90-23.  April 7, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-41.

IV-D-4         R. Skinner, Air Products, to EPA Air Docket
               A-90-23.  April 14, 1993.  Comments regarding HON
               proposal.  

IV-D-5         D. A. Woodring, BP Chemicals, to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 15, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-54.  

IV-D-6         V. E. Messick, Vista Chemical Company, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-20,
               A-90-21, A-90-22, and A-90-23.  April 15, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-53.

IV-D-7         W. P. Leonard, Borden Chemicals and Plastics, to
               EPA Air Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-79.  

IV-D-8         R. C. Phelps and J. L. Woolbert, Eastman Kodak
               (Texas), to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 16, 1993.  Comments regarding HON proposal.
               This item is identical to Docket No. A-90-19,
               Item No. IV-D-77.  

IV-D-9         E. L. DuSold, Eli Lilly and Company, to EPA Air
               Docket A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.  
IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-10        B. L. Taranto, Exxon Chemical Americas, to EPA Air
               Docket A-90-19.  April 16, 1993.  Comments
               regarding HON proposal.  The attachments to this
               item are identical to Docket No. A-90-19, Item No.
               IV-D-73.  

IV-D-11        E. A. Fisher, Rohm and Haas, to EPA Air Docket
               A-90-19.  April 16, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-68. 

IV-D-12        R. D. Truelove, Conoco, Inc., to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-67. 

IV-D-13        B. D. Patterson, Exxon Company, U.S.A., to EPA Air
               Docket A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.  The attachment to this
               item is identical to Docket No. A-90-19, Item
               No. IV-D-64.  

IV-D-14        N. A. Kilbourn, Sun Company, Inc., to EPA Air
               Docket.  April 16, 1993.  Comments regarding HON
               proposal.  

IV-D-15        P. T. Cavanaugh, The Chevron Companies, to EPA Air
               Docket, Attn:  Docket Numbers A-90-19, A-90-21,
               A-90-22, and A-90-23.  April 16, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-62. 

IV-D-16        A. T. Roy, Allied Signal, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-60. 

IV-D-17        D. G. Berkebile, The Goodyear Tire & Rubber
               Company, to EPA Air Docket A-90-23.  April 16,
               1993.  Comments regarding HON proposal.  
IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-18        T. A. Kovacic, Dow Corning, to EPA Air Docket
               A-90-23.  April 16, 1993.  Comments regarding HON
               proposal.  

IV-D-19        P. C. Bailey, American Petroleum Institute (API),
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-21, A-90-22, and A-90-23.  April 16, 1993. 
               Comments regarding HON proposal.  This item is
               identical to Docket No. A-90-19, Item No. IV-D-58.

IV-D-20        D. W. Gustafson and J. A. Crites, The Dow Chemical
               Company, to EPA Air Docket A-90-23.  April 16,
               1993.  Comments regarding HON (wastewater
               operations) proposal.  Attachment 1 to this item
               is identical to Docket No. A-90-19, Item No.
               IV-D-35.  

IV-D-21        J. Schulze, Ciba-Geigy, to EPA Air Docket A-90-23. 
               April 16, 1993.  Comments regarding HON proposal. 

IV-D-22        C. D. Malloch, Monsanto, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-33. 

IV-D-23        N. Dee, National Petroleum Refiners Association,
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 16,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-92. 

IV-D-24        M. Zaw-Mon, Maryland Department of the
               Environment, to EPA Air Docket, Attn:  Docket
               Numbers A-90-19, A-90-20, A-90-21, A-90-22, and
               A-90-23.  April 16, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-93. 

IV-D-25        J. A. Dege, DuPont, to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 16, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-97. IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-26        J. T. Sell, National Paint & Coatings Association,
               to EPA Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 18,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-80. 

IV-D-27        M. L. Mullins, Chemical Manufacturers Association
               (CMA), to EPA Air Docket Office, Attn:  Docket
               Numbers A-90-19, A-90-20, A-90-21, A-90-22, and
               A-90-23.  April 19, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket No.
               A-90-19, Item No. IV-D-32. 

IV-D-28        R. C. Fortuna, Hazardous Waste Treatment Council,
               to EPA Air Docket A-90-23.  April 19, 1993. 
               Comments regarding HON proposal.  

IV-D-29        I. N. Vaughan (Association of Local Air Pollution
               Control Officials [ALAPCO], and T. M. Allen (State
               and Territorial Air Pollution Program
               Administrators [STAPPA]), to EPA Air Docket, Attn: 
               Docket Numbers A-90-19, A-90-20, A-90-21, A-90-22,
               and A-90-23.  April 19, 1993.  Comments regarding
               HON proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-D-99. 

IV-D-30        M. J. Bradley, Northeast States for Coordinated
               Air Use Management (NESCAUM), to EPA Air Docket,
               Attn:  Docket Numbers A-90-19, A-90-20, A-90-21,
               A-90-22, and A-90-23.  April 19, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-100. 

IV-D-31        G. D. Strickland, Chemical Manufacturers
               Association (Ethylene Oxide Industry Panel of
               CMA), to EPA Air Dockets A-90-19 and A-90-23. 
               April 19, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19,
               Item No. IV-D-102. 

IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-32        T. X. White, Pharmaceutical Manufacturers
Association, to EPA Air Docket, Attn:  Docket
Numbers A-90-19, A-90-20, and A-90-23.  April 19,
1993.  Comments regarding HON proposal.  This item
is identical to Docket No. A-90-19, Item No.
IV-D-108. 

IV-D-33        W. Caffey Norman, Patton, Boggs & Blow (on behalf
               of the Halogenated Solvents Industry Alliance
               [HSIA]), to EPA Air Docket A-90-19.  April 19,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-110. 

IV-D-34        W. R. Quanstrom, Amoco Corporation, to EPA Air
               Docket A-90-19.  April 19, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-113. 

IV-D-35        S. L. Edwards, Synthetic Organic Chemical
               Manufacturers Association, Inc. (SOCMA), to EPA
               Air Docket A-90-23.  April 19, 1993.  Comments
               regarding HON proposal.  The enclosure to this
               item is identical to Docket No. A-90-19, Item
               No. IV-D-86.  

IV-D-36        J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket, Attn:  Docket Numbers A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  April 19,
               1993.  Comments regarding HON proposal.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-D-34. 
IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-D-37        S. Lopez, Bay Area Air Quality Management
               District, to EPA Air Docket, Attn:  Docket Nos. 
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 15, 1993.  Comments regarding HON proposal.
               This item is identical to Docket No. A-90-19,
               Item No. IV-D-115. IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-1         Meeting Summary.  December 9, 1992.  Participants
               included representatives of the EPA and
               representatives of the Chemical Manufacturers
               Association (CMA), the American Petroleum
               Institute (API), the Synthetic Organic Chemical
               Manufacturers Association (SOCMA), the Texas Air
               Control Board (TACB), and the Natural Resource
               Defense Council (NRDC).  

IV-E-2         Meeting Summary--HON Wastewater Physical/Chemical
               Properties (PCP) Work Group Conference Call. 
               December 22, 1992.  Participants included
               representatives of the EPA and representatives of
               the Chemical Manufacturers Association (CMA), the
               Texas Air Control Board (TACB), the Louisiana
               Department of Environmental Quality (LA DEQ), and
               the Natural Resource Defense Council (NRDC).  

IV-E-3         Meeting Summary--HON Wastewater Physical/Chemical
               Properties (PCP) Work Group Conference Call. 
               January 12, 1993.  Participants included
               representatives of the EPA and representatives of
               the Chemical Manufacturers Association (CMA) and
               the Louisiana Department of Environmental Quality
               (LA DEQ).  

IV-E-4         Meeting Summary--HON Wastewater Modeling and
               Biorate Work Group Conference Call.  January 12,
               1993.  Participants included representatives of
               the EPA and representatives of the Chemical
               Manufacturers Association (CMA) and the Natural
               Resource Defense Council (NRDC).  

IV-E-5         Meeting Summary--HON Wastewater Physical/Chemical
               Properties (PCP) Work Group Conference Call. 
               January 22, 1993.  Participants included
               representatives of the EPA and representatives of
               the Chemical Manufacturers Association (CMA), the
               Louisiana Department of Environmental Quality (LA
               DEQ), and the Texas Air Control Board (TACB).    IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-6         Meeting Summary--HON Wastewater Cost Work Group
               Conference Call.  January 26, 1993.  Participants
               included representatives of the EPA and
               representatives of the Chemical Manufacturers
               Association (CMA).  

IV-E-7         Meeting Summary--HON Wastewater Modeling and
               Biorate Work Group.  January 28, 1993. 
               Participants included representatives of the EPA
               and representatives of the Chemical Manufacturers
               Association (CMA) and the American Petroleum
               Institute (API).    

IV-E-8         Meeting Summary--HON Wastewater Scenario Work
               Group.  January 28, 1993.  Participants included
               representatives of the EPA and representatives of
               the Chemical Manufacturers Association (CMA) and
               the Louisiana Department of Environmental Quality
               (LA DEQ).     

IV-E-9         Meeting Summary.  January 28, 1993.  Participants
               included representatives of the EPA and
               representatives of the Chemical Manufacturers
               Association (CMA) and the Louisiana Department of
               Environmental Quality (LA DEQ).  

IV-E-10        Meeting Summary--HON Wastewater Scenario Work
               Group Conference Call.  February 16, 1993. 
               Participants included representatives of the EPA
               and representatives of the Chemical Manufacturers
               Association (CMA).  

IV-E-11        Meeting Summary--HON Wastewater Physical/Chemical
               Properties (PCP) Work Group Conference Call. 
               February 18, 1993.  Participants included
               representatives of the EPA and representatives of
               the Chemical Manufacturers Association (CMA).  

IV-E-12        Meeting Summary--HON Wastewater Cost Work Group
               Conference Call.  February 22, 1993.  Participants
               included representatives of the EPA and
               representatives of the Chemical Manufacturers
               Association (CMA).  
IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-13        Meeting Summary--HON Wastewater Modeling and
               Biorate Work Group Conference Call.  February 23,
               1993.  Participants included representatives of
               the EPA and representatives of the Chemical
               Manufacturers Association (CMA).  

IV-E-14        Meeting Summary--HON Wastewater Cost Work Group
               Conference Call.  March 1, 1993.  Participants
               included representatives of the EPA and
               representatives of the Chemical Manufacturers
               Association (CMA).  

IV-E-15        Meeting Summary.  Conference Call of March 2,
               1993.  Participants included representatives of
               the EPA and representatives of the Chemical
               Manufacturers Association (CMA), the Natural
               Resource Defense Council (NRDC), the American
               Petroleum Institute (API), and the Louisiana
               Department of Environmental Quality (LA DEQ).  

IV-E-16        Meeting Summary--HON Wastewater Cost Work Group
               Conference Call.  March 15, 1993.  Participants
               included representatives of the EPA and
               representatives of the Chemical Manufacturers
               Association (CMA).  

IV-E-17        Meeting Summary.  Conference Call of March 16,
               1993.  Participants included representatives of
               the EPA and representatives of the Chemical
               Manufacturers Association (CMA).  

IV-E-18        Meeting Summary--HON Wastewater Modeling and
               Biorate Work Group Conference Call.  March 16,
               1993.  Participants included representatives of
               the EPA and representatives of the Chemical
               Manufacturers Association (CMA), the Louisiana
               Department of Environmental Quality, the Natural
               Resource Defense Council (NRDC), the University of
               Cincinnati.  

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-19        Meeting Summary--HON Wastewater Physical/Chemical
               Properties (PCP) Work Group Conference Call. 
               March 17, 1993.  Participants included
               representatives of the EPA and representatives of
               the Louisiana Department of Environmental Quality
               (LA DEQ), and the Chemical Manufacturers
               Association (CMA).  

IV-E-20        Meeting Summary.  March 24, 1993.  Participants
               included representatives of the EPA and
               representatives of the Chemical Manufacturers
               Association (CMA), the Louisiana Department of
               Environmental Quality, and the Natural Resource
               Defense Council (NRDC).  

IV-E-21        Meeting Summary--HON Wastewater Scenario Work
               Group Conference Call.  April 6, 1993. 
               Participants included representatives of the EPA
               and representatives of the Chemical Manufacturers
               Association (CMA).  

IV-E-22        Meeting Summary--HON Wastewater Modeling and
               Biorate Work Group Conference Call.  April 7,
               1993.  Participants included representatives of
               the EPA and representatives of the Chemical
               Manufacturers Association (CMA), and the Natural
               Resource Defense Council (NRDC).  

IV-E-23        Meeting Summary--HON Wastewater Cost Work Group
               Conference Call.  April 8, 1993.  Participants
               included representatives of the EPA and
               representatives of the Chemical Manufacturers
               Association (CMA).  

IV-E-24        Meeting Summary--HON Wastewater Scenario Work
               Group Conference Call.  April 13, 1993. 
               Participants included representatives of the EPA
               and representatives of the Chemical Manufacturers
               Association (CMA), and the Louisiana Department of
               Environmental Quality (LA DEQ).  

IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-25        Meeting Summary--HON Wastewater Cost Work Group
               Conference Call.  April 14, 1993.  Participants
               included representatives of the EPA and
               representatives of the Chemical Manufacturers
               Association (CMA).  

IV-E-26        Meeting Summary.  Conference Call of April 16,
               1993.  Participants included representatives of
               the EPA and representatives of the Chemical
               Manufacturers Association (CMA), and the Louisiana
               Department of Environmental Quality (LA DEQ).  

IV-E-27        Meeting Summary--HON Wastewater Modeling and
               Biorate Work Group Conference Call.  October 28,
               1993.  Participants included representatives of
               the EPA and representatives of the Chemical
               Manufacturers Association (CMA).  IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-E
      EPA Memoranda of Meetings and Telephone Conversations


Item No.                      Description

IV-E-28        Copies of two Hwang articles discussed in the
               January 22, 1993 conference call--PCP work group. IN AIR DOCKET
 Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-F
                  Transcript of Public Hearings


Item No.                      Description

IV-F-1         PUBLIC HEARING IN THE MATTER OF:  Proposed
               Hazardous Organic NESHAP.  Transcript of Hearing
               held in the EPA Administrative Building, Research
               Triangle Park, NC.  February 25, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-F-1.  

IV-F-2         V. S. Everette, Radian Corporation, to Docket No.
               A-90-19, HON.  Public hearing on the proposed
               hazardous organic NESHAP (HON).  List of panel,
               speakers, and attendees.  February 25, 1993.  This
               item is identical to Docket No. A-90-19, Item No.
               IV-F-2.  

IV-F-3         Statement of J. Hovious on behalf of the Chemical
               Manufacturers Association before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry.  February
               25, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-3.  

IV-F-4         Statement of P. Jann on behalf of the Chemical
               Manufacturers Association before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry.  February
               25, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-4.  

IV-F-5         Testimony of R. T. Paul on behalf of the Coalition
               for Clean Air Implementation (CCAI) before the
               Environmental Protection Agency on the Proposed
               Hazardous Organic NESHAP for the SOCMI Industry. 
               February 25, 1993.  This item is identical to
               Docket No. A-90-19, Item No. IV-F-5.  

IV-F-6         Oral statement of F. D. Gealy, Atlantic Richfield
               Company (ARCO), Chairman of the Air Toxics Task
               Force for the American Petroleum Institute, before
               the Environmental Protection Agency on the
               Proposed NESHAP Standards for the Organic
               Hazardous Air Pollutants from the Synthetic
               Organic Chemical Manufacturing Industry and Seven
               Other Processes.  February 25, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-F-6. 
               IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-F
                  Transcript of Public Hearings

Item No.                      Description

IV-F-7         PUBLIC HEARING IN THE MATTER OF:  Proposed
               Hazardous Organic NESHAP.  Transcript of Hearing
               held in the Conservation Hearing Room of the
               Louisiana Department of Natural Resources, Baton
               Rouge, Louisiana.  March 18, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-F-7. 

IV-F-8         V. S. Everette, Radian Corporation, to Docket No.
               A-90-19, HON.  April 15, 1993.  Second public
               hearing on the proposed hazardous organic NESHAP
               (HON).  List of panel, speakers, and attendees for
               the Baton Rouge public hearing held March 18,
               1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-8. 

IV-F-9         Remarks of P. Bryant, Gulf Coast Tenants
               Organization, before the Environmental Protection
               Agency on the Proposed Hazardous Organic NESHAP
               for the SOCMI Industry public hearing held in
               Baton Rouge, Louisiana, March 18, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-F-9. 

IV-F-10        Remarks of F. T. Robinson, North Baton Rouge
               Environmental Association, before the
               Environmental Protection Agency on the Proposed
               Hazardous Organic NESHAP for the SOCMI Industry
               public hearing held in Baton Rouge, Louisiana,
               March 18, 1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-10. 

IV-F-11        Remarks of V. Alexander, Enviro-Medicine
               Associates, before the Environmental Protection
               Agency on the Proposed Hazardous Organic NESHAP
               for the SOCMI Industry public hearing held in
               Baton Rouge, Louisiana, March 18, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-F-11. 

IV-F-12        Statement of D. M. Driesen, Natural Resources
               Defense Council, before the Environmental
               Protection Agency on the Proposed Hazardous
               Organic NESHAP for the SOCMI Industry public
               hearing held in Baton Rouge, Louisiana, March 18,
               1993.  This item is identical to Docket
               No. A-90-19, Item No. IV-F-12. IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-1         D. M. Driesen, Natural Resources Defense Council
               (NRDC), to EPA Air Docket, Attn:  Docket Numbers
               A-90-19, A-90-20, A-90-21, A-90-22, and A-90-23. 
               April 23, 1993.  Comments regarding HON proposal. 
               This item is identical to Docket No. A-90-19, Item
               No. IV-G-3.  

IV-G-2         D. Driesen, Natural Resources Defense Council
               (NRDC), to EPA Air Docket A-90-23.  April 23,
               1993.  Comments regarding HON proposal.   

IV-G-3         J. C. Hovious, Union Carbide Corporation, to EPA
               Air Docket, Attn:  Docket Nos. A-90-18, A-90-19,
               A-90-20, A-90-21, A-90-22, and A-90-23.  (Believe
               A-90-18 is a typographical error--no such docket
               number).  April 29, 1993.  Comments regarding HON
               proposal.  This item is identical to Docket
               No. A-90-19, Item No. IV-G-4.  

IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-4         Final report entitled "Modeling of Tray-Type Steam
               Stripping Columns."  Submitted by A. Stanley,
               Chemical Manufacturers Association.  April 30,
               1993 (revised May 10, 1993).  This item should be
               considered an addendum to Docket No. A-90-90, Item
               No. IV-D-32.  

IV-G-5         A. Shelton, NOVA Engineering, Inc., to EPA Air
               Docket No. A-90-23.  July 9, 1993.  Comments
               regarding HON proposal.  

IV-G-6         B. Mannchen, private citizen, to C. Browner, EPA
               Administrator.  April 14, 1993.  Comments
               regarding HON proposal.  This item is identical to
               Docket No. A-90-19, Item No. IV-D-120.IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-G
                  Late Public Comments Received


Item No.                      Description

IV-G-7         A. Stanley, Chemical Manufacturers Association
               (CMA), to J. Meyer, EPA:SDB.  April 9, 1993. 
               Letters relating to CMA's proposed wastewater
               configurations and further language and revised
               schematics.  

IV-G-8         B. C. Davis, Exxon Chemical Company, to J. Meyer,
               EPA:SDB.  April 13, 1993.  Henry's Law and ASPEN. IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-D
                  Additional Comments Received


Item No.                      Description

IV-G-9         D. Thompson, Enviromega Ltd., to J. Meyer,
               EPA:SDB.  April 7, 1993.  Report prepared by
               Enviromega for the Chemical Manufacturers
               Association (CMA) presenting results from the
               experimental investigation of hazardous air
               pollutant emissions from drop structures and
               process drains.

IV-G-10        A. Stanley, Chemical Manufacturers Association
               (CMA), to J. Meyer, EPA:SDB.  August 19, 1993. 
               Report prepared by Enviromega for the Chemical
               Manufacturers Association presenting results on
               the round-robin model evaluation.  

IV-G-11        P. Jann, DuPont, to M. T. Kissell, EPA:ESD. 
               August 20, 1993.  Faxed responses to EPA questions
               regarding Dr. Fair's report.

IV-G-12        P. R. Jann, DuPont, to J. Meyer, EPA:ESD. 
               November 3, 1993.  Comparison of Henry Law
               constants.   IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-I
 Miscellaneous Federal Register Notices Published After Proposal


Item No.                      Description

IV-I-1         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Notice of public
               hearing and extension of public comment period. 
               58 FR 11201-11202.  February 24, 1993.  This item
               is identical to Docket No. A-90-19, Item No.
               IV-I-1.  

IV-I-2         Federal Register.  National Emission Standards for
               Hazardous Air Pollutants for Source Categories: 
               Organic Hazardous Air Pollutants from the
               Synthetic Organic Chemical Manufacturing Industry
               and Seven Other Processes.  Correction.  58 FR
               11667-11719.  February 26, 1993.  This item is
               identical to Docket No. A-90-19, Item No. IV-I-2. 

IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-J
    References Not Readily Available to the Public Elsewhere


Item No.                      Description

IV-J-1         Removal Mechanisms for Biodegradable and Non-
               Biodegradable Toxic Priority Pollutants in
               Industrial Wastewaters.  D. F. Kincannon, et al.,
               Oklahoma State University.  Undated.  

IV-J-2         Variability Analysis During Biological
               Treatability of Complex Industrial Wastewaters for
               Design.  E. L. Stover, et al., Oklahoma State
               University.  Presented at the 37th Purdue
               Industrial Waste Conference, May 11-13, 1982.  

IV-J-3         Reliable Design of Activated Sludge Systems to
               Remove Organic Priority Pollutants.  D. F.
               Kincannon, et al., Oklahoma State University. 
               Presented at the 55th Annual Conference - Water
               Pollution Control Federation, October 3-8, 1982.  

IV-J-4         Removal Mechanisms for Toxic Priority Pollutants. 
               D. F. Kincannon, et al.  Journal WPCF, Vo. 55,
               No. 2.  February 1983.  pp. 157 thru 163.

IV-J-5         Air Quality Analysis for Aeration Basins at the
               Los Angeles-Glendale Water Reclamation Plant. 
               Draft.  Prepared by Wastewater Program Management
               Division, City of Los Angeles.  December 1988.  

IV-J-6         Stripping of Volatile Organic Compounds at
               Municipal Wastewater Treatment Plants.  H. Melcer,
               D. Thompson, J. Bell, and H. Monteith.  Presented
               at the AWM/EPA International Symposium on
               Hazardous Waste Treatment:  Biosystems for
               Pollution Control.  February 1989.  

IV-J-7         H. N. Schott, Union Sanitary District, to S. Hill,
               Bay Area Air Quality Management District. 
               December 19, 1990.  Emissions Inventory Report--
               Union Sanitary District.

IV-J-8         J. Buttz, CH2M Hill, to S. Hill, Bay Area Air
               Quality Management District.  December 27, 1990. 
               Final Emissions Inventory Report--Central Marin
               Sanitation Agency.

IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-J
    References Not Readily Available to the Public Elsewhere


Item No.                      Description

IV-J-9         J. Buttz, CH2M Hill, to S. Hill, Bay Area Air
               Quality Management District.  December 28, 1990. 
               Final Emissions Inventory Report--City of
               Sunnyvale.

IV-J-10        Steam Stripping for Removal of Organic Pollutants
               from Water.  1.  Stripping Effectiveness and
               Stripper Design.  Yng-Long Hwang, et al.  Union
               Carbide Chemicals and Plastics Company, Inc.  Ind.
               Eng. Chem. Res. Vol. 31, No. 7, 1992.  pp. 1753-
               1759; Steam Stripping for Removal of Organic
               Pollutants from Water.  2.  Vapor-Liquid
               Equilibrium Data.  Yng-Long Hwang, et al.  Union
               Carbide Chemicals and Plastics Company, Inc.  Ind.
               Eng. Chem. Res. Vol. 31, No. 7, 1992.  pp. 1759-
               1768; Supplementary Material to Steam Stripping
               for Removal of Organic Pollutants from Water: 
               2.  Vapor-Liquid Equilibrium Data.  Yng-Long
               Hwang, et al.  Union Carbide Chemicals and
               Plastics Company, Inc.  Undated.
IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-J
    References Not Readily Available to the Public Elsewhere


Item No.                      Description

IV-J-11        Generalized Correlation for Mass Transfer in
               Packed Distillation Columns.  J. L. Bravo and
               J. R. Fair.  Ind. Eng. Chem. Process Dev.  1982. 
               pp. 162 thru 170.  

IV-J-12        Using Respirometry to Assess Waste Streams and Set
               Surcharges.  S. G. Clay, et al.  Water Environment
               & Technology.  June 1992.  pp. 60 thru 65.

IV-J-13        J. R. Fair, University of Texas at Austin, to
               P. Jann, DuPont.  November 1, 1993.  Design of
               tray-type steam stripping columns.  

IV-J-14        User's Guide.  RATESTRP PROGRAM for Designing Tray
               or Packed Columns for Stripping & Absorption. 
               R. Macias-Salinas and R. L. Harvey.  November 21,
               1993.IN AIR DOCKET
           Hazardous Organic NESHAP (HON):  Wastewater
                       Docket No. A-90-23
                        Subcategory IV-J
    References Not Readily Available to the Public Elsewhere


Item No.                      Description

IV-J-15        Plate efficiency of fractionating columns and
               absorbers.  H. E. O'Connell, Ethyl Corporation. 
               The Petroleum Engineer.  Vol. 18.  Reference
               Annual, 1947.  pp. 200, 202, 205, 208, and 210.

IV-J-16        Separation Processes.  C. J. King.  Mc-Graw Hill
               Book Company.  1971.  pp. 586 thru 591.



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