EmissionsLookup
Non-Compliance TRI Reporter Clean Air Act Clean Water Act RCRA

AFTON CHEMICAL CORPORATION

Quick Summary

  • •Released 4,245 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
  • •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
  • •Assessed $0 in total penalties since records began.
  • •Reports releases of chemicals classified as known or probable carcinogens.
Address
1000 N SOUTH ST
PASADENA, TX 77503
View on map ↗
County
HARRIS County
Industry
Manufacturing
NAICS (North American Industry Classification)
325199
Inspections
6 · last Feb 21, 2026
Total Penalties
$0 · last Nov 15, 2017
Registry ID
110067263071

How This Compares

#671 of 1,879 TRI reporters in TX
#5,261 of 16,877 TRI reporters in Manufacturing

Ranked by most recent year's total TRI releases.

Compliance Status (Last 12 Quarters)

Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.

12
Air (CAA)
Qtrs Non-Compliant
1
Water (CWA)
Qtrs Non-Compliant
4
Hazardous Waste (RCRA)
Qtrs Non-Compliant

TRI Toxic Chemical Releases

Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.

Emissions Trend (2015–2024) +619% overall
Year Total Releases (lbs) vs Prior Year
2015 995 —
2016 4,754 +378%
2017 4,245 -11%
2018 5,385 +27%
2019 4,966 -8%
2020 7,372 +48%
2021 7,301 -1%
2022 6,865 -6%
2023 6,922 +1%
2024 7,152 +3%

2024

Chemical Total (lbs) Air Water Land Off-Site
Phenol 1,951 1,951 — — 3,126
1,2,4-Trimethylbenzene 1,900 1,900 — — 2,097
Boron trifluoride 1,178 1,178 — — 6,611
Chlorine 487 487 — — —
Xylene (mixed isomers) 385 385 — — 209
Zinc compounds 323 323 — — —
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 265 265 — — 287
Cumene 159 159 — — 104 ♦ Carcinogen
Maleic anhydride 132 132 — — 132,026
Formaldehyde 99 99 — — 1,107 ♦ Carcinogen
o-Cresol 88 88 — — 22,823
Naphthalene 86 86 — — 195 ♦ Carcinogen
Methanol 78 78 — — 22,951
Diphenylamine 23 23 — — —
Ethylene glycol 1 1 — — —

2023

Chemical Total (lbs) Air Water Land Off-Site
1,2,4-Trimethylbenzene 1,968 1,968 — — 529
Phenol 1,771 1,771 — — 2,698
Boron trifluoride 1,149 1,149 — — 2,348
Chlorine 487 487 — — —
Xylene (mixed isomers) 428 428 — — 220
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 241 241 — — —
Cumene 175 175 — — 105 ♦ Carcinogen
Zinc compounds 168 168 — — —
o-Cresol 134 134 — — 2,383
Maleic anhydride 133 133 — — 112,033
Naphthalene 99 99 — — 7 ♦ Carcinogen
Formaldehyde 90 90 — — 1,547 ♦ Carcinogen
Methanol 61 61 — — 23,703
Diphenylamine 21 21 — — —
Ethylene glycol 0 0 — — —

2022

Chemical Total (lbs) Air Water Land Off-Site
Ethylbenzene — — — — 1 ♦ Carcinogen
Boron trifluoride 1,933 1,933 — — 6,764
1,2,4-Trimethylbenzene 1,619 1,619 — — 22
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 988 988 — — —
Chlorine 927 927 — — —
Xylene (mixed isomers) 442 442 — — 77
Zinc compounds 247 247 — — —
Maleic anhydride 198 198 — — 190,930
Cumene 176 176 — — 4 ♦ Carcinogen
Naphthalene 115 115 — — 6 ♦ Carcinogen
o-Cresol 105 105 — — 3,794
Methanol 73 73 — — 22,120
Formaldehyde 15 15 — — 1,385 ♦ Carcinogen
Diphenylamine 15 15 — — —
Phenol 13 13 — — 4,450

2021

Chemical Total (lbs) Air Water Land Off-Site
Ethylbenzene — — — — 1 ♦ Carcinogen
Boron trifluoride 1,933 1,933 — — 7,337
1,2,4-Trimethylbenzene 1,593 1,593 — — 24
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 992 992 — — —
Chlorine 927 927 — — —
Zinc compounds 622 622 — — —
Xylene (mixed isomers) 325 325 — — 77
o-Cresol 214 214 — — 3,031
Maleic anhydride 206 206 — — 193,177
Phenol 137 137 — — 3,130
Cumene 132 132 — — 4 ♦ Carcinogen
Formaldehyde 86 86 — — 827 ♦ Carcinogen
Methanol 60 60 — — 22,014
Naphthalene 58 58 — — 145 ♦ Carcinogen
Diphenylamine 14 14 — — —

2020

Chemical Total (lbs) Air Water Land Off-Site
Ethylbenzene — — — — 39 ♦ Carcinogen
Boron trifluoride 1,920 1,920 — — —
1,2,4-Trimethylbenzene 1,633 1,633 — — 802
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 988 988 — — —
Chlorine 927 927 — — —
Zinc compounds 842 842 — — —
Xylene (mixed isomers) 317 317 — — 392
o-Cresol 185 185 — — 8,577
Maleic anhydride 130 130 — — 202,152
Cumene 129 129 — — 139 ♦ Carcinogen
Formaldehyde 101 101 — — 830 ♦ Carcinogen
Phenol 70 70 — — 5,953
Methanol 60 60 — — 26,858
Naphthalene 55 55 — — 12 ♦ Carcinogen
Diphenylamine 15 15 — — —

2019

Chemical Total (lbs) Air Water Land Off-Site
Boron trifluoride 1,879 1,879 — — —
1,2,4-Trimethylbenzene 1,448 1,448 — — 1,422
Chlorine 927 927 — — —
Zinc compounds 382 382 — — —
o-Cresol 198 198 — — 2,783
Maleic anhydride 132 132 — — 229,777

2018

Chemical Total (lbs) Air Water Land Off-Site
Ethylbenzene — — — — 40 ♦ Carcinogen
Naphthalene — — — — 6 ♦ Carcinogen
Boron trifluoride 1,900 1,900 — — —
1,2,4-Trimethylbenzene 1,053 1,053 — — 1,456
Chlorine 920 920 — — —
Zinc compounds 472 472 — — —
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 339 339 — — —
o-Cresol 154 154 — — 3,415
Methanol 138 138 — — 24,373
Xylene (mixed isomers) 134 134 — — 485
Formaldehyde 100 100 — — 738 ♦ Carcinogen
Phenol 75 75 — — 3,444
Cumene 61 61 — — 242 ♦ Carcinogen
Maleic anhydride 31 31 — — 220,326
Diphenylamine 8 8 — — —

2017

Chemical Total (lbs) Air Water Land Off-Site
Ethylbenzene — — — — 9 ♦ Carcinogen
Naphthalene — — — — 8 ♦ Carcinogen
1,2,4-Trimethylbenzene 1,319 1,319 — — 336
Boron trifluoride 1,221 1,221 — — —
Zinc compounds 495 495 — — —
Chlorine 374 374 — — —
o-Cresol 223 223 — — 4,762
Xylene (mixed isomers) 184 184 — — 112
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 124 124 — — —
Formaldehyde 112 112 — — 719 ♦ Carcinogen
Cumene 83 83 — — 56 ♦ Carcinogen
Phenol 78 78 — — 3,909
Maleic anhydride 21 21 — — 226,536
Methanol 7 7 — — 23,719
Diphenylamine 4 4 — — —

2016

Chemical Total (lbs) Air Water Land Off-Site
Naphthalene — — — — 3 ♦ Carcinogen
Ethylbenzene — — — — 14 ♦ Carcinogen
1,2,4-Trimethylbenzene 1,732 1,732 — — 517
Boron trifluoride 1,209 1,209 — — —
Zinc compounds 461 461 — — —
Chlorine 394 394 — — —
Xylene (mixed isomers) 250 250 — — —
o-Cresol 228 228 — — 6,461
Formaldehyde 131 131 — — 712 ♦ Carcinogen
Cumene 116 116 — — 86 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 108 108 — — —
Phenol 79 79 — — 5,742
Maleic anhydride 21 21 — — 17,568
Methanol 19 19 — — 22,617
Diphenylamine 6 6 — — —

2015

Chemical Total (lbs) Air Water Land Off-Site
Ethylbenzene — — — — 32 ♦ Carcinogen
1,2,4-Trimethylbenzene 450 450 — — 526
Xylene (mixed isomers) 177 177 — — 176
Zinc compounds 115 115 — — —
Boron trifluoride 67 67 — — —
o-Cresol 57 57 — — 492
Formaldehyde 31 31 — — 232 ♦ Carcinogen
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 27 27 — — —
Cumene 24 24 — — 93 ♦ Carcinogen
Phenol 15 15 — — 352
Chlorine 13 13 — — —
Maleic anhydride 6 6 — — 34,009
Methanol 6 6 — — 7,676
Naphthalene 5 5 — — 8 ♦ Carcinogen
Diphenylamine 2 2 — — —

Waste Management & Recycling

How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.

Chemical Released Recycled Energy Recovery Treated
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) — — — 889,266
Xylene (mixed isomers) — — — 108
Phenol — — — 1,774
1,2,4-Trimethylbenzene — — 1,559 31
Maleic anhydride — — — 131,960
Boron trifluoride — — — 11,729
Cumene — — — 1
Formaldehyde — — — 228
Methanol — — — 963
Naphthalene — — — 195
Chlorine — — — 864
o-Cresol — — — 21,789

Off-Site Transfer Destinations

Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.

Destination Chemical Disposal Recycling Energy Rec. Treatment
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
Cumene 104 — — —
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
Xylene (mixed isomers) — — — 104
VEOLIA TECHNICAL SOLUTIONS LLC
SAUGET, IL
Boron trifluoride — — — 6,611
US ECOLOGY TEXAS
ROBSTOWN, TX
1,2,4-Trimethylbenzene — — — 17
SYSTECH ENVIRONMENTAL CORPORATION
FREDONIA, KS
1,2,4-Trimethylbenzene — — 1,559 —
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
1,2,4-Trimethylbenzene 521 — — —
INTERGULF
PASADENA, TX
Methanol 3,446 — — —
SOUTHWEST SHIPYARD
CHANNELVIEW, TX
Methanol 630 — — —
TM DEER PARK SERVICES
DEER PARK, TX
Methanol — — — 525
US ECOLOGY WINNIE
WINNIE, TX
Methanol 17,694 — — —
CLEAN HARBORS DEER PARK
DEER PARK, TX
Maleic anhydride — — — 131,877
TRADEBE TREATMENT & RECYCLING OF TN, LLC
MILLINGTON, TN
Maleic anhydride 149 — — —
US ECOLOGY TEXAS
ROBSTOWN, TX
Naphthalene — — — 135
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
Naphthalene — — — 60
INTERGULF
PASADENA, TX
o-Cresol — — — 18
CLEAN HARBORS DEER PARK
DEER PARK, TX
o-Cresol — — — 300
SOUTHWEST SHIPYARD
CHANNELVIEW, TX
o-Cresol 25 — — —
US ECOLOGY TEXAS
ROBSTOWN, TX
o-Cresol — — — 20,259
US ECOLOGY WINNIE
WINNIE, TX
o-Cresol 708 — — —
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
o-Cresol 155 — — —
VEOLIA TECHNICAL SOLUTIONS LLC
SAUGET, IL
o-Cresol — — — 1,212
INTERGULF
PASADENA, TX
Phenol — — — 18
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
Phenol 230 — — —
CLEAN HARBORS DEER PARK
DEER PARK, TX
Phenol — — — 100
SOUTHWEST SHIPYARD
CHANNELVIEW, TX
Phenol 25 — — —
TM DEER PARK SERVICES
DEER PARK, TX
Phenol 242 — — —
US ECOLOGY TEXAS
ROBSTOWN, TX
Phenol — — — 203
US ECOLOGY WINNIE
WINNIE, TX
Phenol 708 — — —
VEOLIA TECHNICAL SOLUTIONS LLC
SAUGET, IL
Phenol — — — 1,212
US ECOLOGY TEXAS
ROBSTOWN, TX
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) — — — 287
INTERGULF
PASADENA, TX
Formaldehyde 9 — — —
SOUTHWEST SHIPYARD
CHANNELVIEW, TX
Formaldehyde 25 — — —
TM DEER PARK SERVICES
DEER PARK, TX
Formaldehyde — — — 210
US ECOLOGY WINNIE
WINNIE, TX
Formaldehyde 708 — — —

Compliance Violations

Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.

Program Type Violation Date Return to Compliance Status
caa — — — Open
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Sep 18, 2025 Oct 13, 2025 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems Nov 14, 2024 Dec 6, 2024 Resolved
rcra Standards Applicable to Generators of HW: General Nov 14, 2024 Feb 19, 2025 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Nov 14, 2024 Mar 6, 2025 Resolved
rcra Land Disposal Restrictions: General Nov 14, 2024 Feb 19, 2025 Resolved
cwa Schedule Event unachieved but reported Feb 14, 2023 Apr 10, 2023 Resolved
cwa Schedule Event unachieved and not reported Feb 14, 2023 Apr 10, 2023 Resolved
cwa Schedule Event reported late Feb 14, 2023 — Open
cwa Schedule Event achieved late but reported Feb 14, 2023 — Open
rcra Land Disposal Restrictions: General May 5, 2022 Aug 1, 2022 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Facility Standards May 5, 2022 Jun 28, 2022 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements May 5, 2022 Jun 28, 2022 Resolved
caa HPV Feb 22, 2017 May 15, 2018 Resolved
caa FRV Jan 10, 2017 — Open
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Feb 18, 2016 Mar 3, 2016 Resolved
rcra Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators Feb 18, 2016 Feb 24, 2016 Resolved
cwa Permit Violations - Violation Specified in Comment Jan 23, 2014 — Open
rcra Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators Feb 27, 2013 Mar 25, 2013 Resolved
rcra Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators Feb 27, 2013 Mar 28, 2013 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Feb 27, 2013 Mar 4, 2013 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Facility Standards Feb 27, 2013 Mar 4, 2013 Resolved
rcra Land Disposal Restrictions: General Jul 28, 2010 Aug 25, 2010 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Jul 28, 2010 Aug 25, 2010 Resolved
rcra Land Disposal Restrictions: General Jun 9, 2006 Jun 15, 2006 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Jun 9, 2006 Jun 15, 2006 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Facility Standards Jun 9, 2006 Jun 15, 2006 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Jan 23, 2006 Jul 26, 2006 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Jul 27, 2004 Aug 18, 2004 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems Jul 27, 2004 Nov 30, 2004 Resolved
rcra Standards Applicable to Generators of HW: General Aug 24, 1993 Apr 28, 1997 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Facility Standards Aug 24, 1993 Apr 28, 1997 Resolved
rcra Standards for the Management of Specific HW and Specific Types of HW Management Facilities: Hazardous Waste Burned in Boilers and Industrial Furnaces Aug 24, 1993 Apr 28, 1997 Resolved

Enforcement Actions

Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.

VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-11 · Nov 20, 2025
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXR000083531-1 · Apr 15, 2025
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-10 · Jul 18, 2022
Administrative - Formal
Clean Air Act · Case 3602342366 · Nov 19, 2020
$0
Administrative - Formal
· Case 06-2021-3306 · Nov 19, 2020
Administrative - Formal
Clean Air Act · Case 3601022150 · Nov 15, 2017
$39,300
Administrative - Formal
Clean Air Act · Case 3601760998 · Oct 24, 2017
$7,351
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-9 · Feb 18, 2016
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-8 · Jun 14, 2013
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-7 · Mar 6, 2013
Administrative - Formal
· Case 06-2011-0957 · Sep 25, 2012
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-6 · Aug 31, 2010
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-5 · Sep 20, 2006
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-4 · Jun 13, 2006
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-3 · Mar 10, 2006
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-2 · Aug 24, 2004
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-1 · Aug 2, 2004
INITIAL 3008(A) COMPLIANCE
RCRA (Hazardous Waste) · Case RCRA-TXD008096158-000 · Mar 27, 1997
$8,000
Administrative - Formal
· Case 06-1995-0375 · Mar 27, 1997
$8,000

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