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

PASADENA REFINING SYSTEM, INC.

Quick Summary

  • Released 116,162 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 $2,774,888 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
111 RED BLUFF ROAD
PASADENA, TX 77506
View on map ↗
County
HARRIS County
Industry
Manufacturing
NAICS (North American Industry Classification)
324110
Inspections
9 · last Feb 27, 2026
Total Penalties
$2,774,888 · last Jun 5, 2024
Registry ID
110000462703

How This Compares

#145 of 1,879 TRI reporters in TX
#1,001 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
9
Water (CWA)
Qtrs Non-Compliant
1
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) -94% overall
Year Total Releases (lbs) vs Prior Year
2015 363,770
2016 240,050 -34%
2017 116,162 -52%
2018 630,967 +443%
2019 6,375 -99%
2020 58,110 +812%
2021 78,377 +35%
2022 68,592 -12%
2023 38,518 -44%
2024 22,776 -41%

2024

Chemical Total (lbs) Air Water Land Off-Site
Lead compounds 390
Mercury compounds 1
Xylene (mixed isomers) 5,321 5,099 10 212 9,318
Toluene 3,241 3,221 2 18 3,145
Benzene 3,187 3,172 2 13 7,672 ♦ Carcinogen
n-Hexane 2,821 2,788 33
Ethylbenzene 1,298 1,261 4 33 482 ♦ Carcinogen
Ammonia 1,270 1,270 1,759
Propylene 1,119 1,119
1,2,4-Trimethylbenzene 1,100 962 138
1,3-Butadiene 956 956 ♦ Carcinogen
Hydrogen sulfide 923 923
Naphthalene 614 596 18 1 ♦ Carcinogen
Ethylene 521 521
Cumene 239 238 1 ♦ Carcinogen
Cyclohexane 141 123 18
Chlorine 25 25
Polycyclic aromatic compounds 0 0 ♦ Carcinogen
Benzo[g,h,i]perylene 0 0

2023

Chemical Total (lbs) Air Water Land Off-Site
Lead compounds 33
Mercury compounds 5
Polycyclic aromatic compounds ♦ Carcinogen
Tetrachloroethylene ♦ Carcinogen
Xylene (mixed isomers) 6,955 6,873 1 82 9,268
Toluene 4,751 4,740 0 11 7,098
Benzene 4,458 4,443 0 15 2,904 ♦ Carcinogen
n-Hexane 4,407 4,390 17
Hydrogen sulfide 4,201 4,201
Propylene 3,841 3,841
Ammonia 2,363 2,363 1,953
Ethylbenzene 1,652 1,624 0 28 934 ♦ Carcinogen
1,2,4-Trimethylbenzene 1,538 1,496 42
Naphthalene 1,177 1,148 30 ♦ Carcinogen
1,3-Butadiene 1,158 1,158 ♦ Carcinogen
Ethylene 699 699
Cyclohexane 541 532 9
Biphenyl 409 380 29
Cumene 340 325 15 ♦ Carcinogen
Chlorine 29 29
Benzo[g,h,i]perylene 0 0

2022

Chemical Total (lbs) Air Water Land Off-Site
Molybdenum trioxide ♦ Carcinogen
Tetrachloroethylene ♦ Carcinogen
Polycyclic aromatic compounds ♦ Carcinogen
Lead compounds 40
Mercury compounds 80
Xylene (mixed isomers) 14,884 14,802 1 81 8,643
Toluene 13,769 13,757 0 12 10,063
Benzene 11,248 11,237 0 11 4,467 ♦ Carcinogen
n-Hexane 7,268 7,235 33
Hydrogen sulfide 5,673 5,673
Propylene 4,133 4,133
Ammonia 2,602 2,602 2,350
Ethylbenzene 2,288 2,272 1 15 959 ♦ Carcinogen
1,2,4-Trimethylbenzene 1,724 1,708 17
Cyclohexane 1,160 580 581
Naphthalene 1,148 1,140 7 1 ♦ Carcinogen
1,3-Butadiene 1,098 1,098 0 ♦ Carcinogen
Cumene 631 629 2 ♦ Carcinogen
Ethylene 571 571
Biphenyl 375 373 2
Chlorine 19 19
Benzo[g,h,i]perylene 0 0

2021

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds
Tetrachloroethylene ♦ Carcinogen
Lead compounds 472
Mercury compounds 242
Propylene 19,751 19,751
Xylene (mixed isomers) 13,809 12,525 6 1,277 13,933
Toluene 11,732 11,058 1 674 9,529
Benzene 8,832 8,715 1 116 2,923 ♦ Carcinogen
n-Hexane 5,873 5,739 134 4
Hydrogen sulfide 5,433 5,433 0
Ethylbenzene 2,644 2,229 2 413 615 ♦ Carcinogen
Ammonia 2,193 2,193 7,431
Ethylene 1,633 1,633
1,2,4-Trimethylbenzene 1,503 1,486 17
1,3-Butadiene 1,443 1,443 0 ♦ Carcinogen
Naphthalene 1,393 1,121 273 25 ♦ Carcinogen
Cyclohexane 739 733 5
Cumene 724 576 148 ♦ Carcinogen
Biphenyl 616 347 270 4
Chlorine 28 28
Hydrogen fluoride 28 28
Polycyclic aromatic compounds 2 2 ♦ Carcinogen
Benzo[g,h,i]perylene 0 0

2020

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds
Mercury compounds 6
Lead compounds 868
Phosphorus (yellow or white)
Molybdenum trioxide ♦ Carcinogen
Hydrogen cyanide 15,181 15,181
Xylene (mixed isomers) 7,110 6,812 10 289 12,688
Propylene 6,084 6,084
Toluene 4,131 4,050 2 80 3,660
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 3,657 3,657
Benzene 3,611 3,572 2 37 8,086 ♦ Carcinogen
Hydrogen sulfide 3,297 3,297
n-Hexane 2,509 2,339 170
Naphthalene 2,072 2,065 7 7 ♦ Carcinogen
Biphenyl 1,998 1,998 0
Ethylbenzene 1,976 1,951 4 21 1,083 ♦ Carcinogen
1,3-Butadiene 1,678 1,678 ♦ Carcinogen
Ammonia 1,610 1,610 17,477
1,2,4-Trimethylbenzene 1,358 1,358
Ethylene 792 792
Cyclohexane 789 696 94
Cumene 234 231 3 ♦ Carcinogen
Chlorine 17 17
Polycyclic aromatic compounds 2 2 ♦ Carcinogen
Hydrogen fluoride 1 1
Benzo[g,h,i]perylene 0 0

2019

Chemical Total (lbs) Air Water Land Off-Site
Lead compounds 75
Tetrachloroethylene ♦ Carcinogen
1,2,4-Trimethylbenzene
Propylene 2,763 2,763
1,3-Butadiene 1,198 1,198 ♦ Carcinogen
Naphthalene 976 58 918 259 ♦ Carcinogen
Ethylbenzene 943 891 3 49 1,138 ♦ Carcinogen
Ethylene 437 437
Cumene 37 25 12 ♦ Carcinogen
Biphenyl 20 20

2018

Chemical Total (lbs) Air Water Land Off-Site
Mercury compounds 16
Zinc compounds
Lead compounds 44
Phosphorus (yellow or white)
Tetrachloroethylene ♦ Carcinogen
n-Hexane 509,182 509,182
Hydrogen cyanide 29,258 29,258
Propylene 21,241 21,241
Xylene (mixed isomers) 15,837 15,740 2 95 14,279
Benzene 13,787 13,450 0 337 5,927 ♦ Carcinogen
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 11,987 11,987
Toluene 10,664 10,660 0 4 1,319
Ethylene 5,561 5,561
Hydrogen sulfide 3,725 3,724 1
Ethylbenzene 3,495 3,477 1 17 204 ♦ Carcinogen
1,3-Butadiene 1,813 1,813 ♦ Carcinogen
Naphthalene 1,563 1,512 51 7 ♦ Carcinogen
Ammonia 935 935 27,205
Cumene 874 874 0 ♦ Carcinogen
Cyclohexane 857 847 10
Biphenyl 64 64 0
Hydrogen fluoride 62 62
1,2,4-Trimethylbenzene 32 32
Chlorine 26 26
Polycyclic aromatic compounds 4 4 ♦ Carcinogen
Benzo[g,h,i]perylene 1 1

2017

Chemical Total (lbs) Air Water Land Off-Site
Hydrogen fluoride
Lead compounds 71
Molybdenum trioxide ♦ Carcinogen
Mercury compounds 25
1,2-Dichloroethane ♦ Carcinogen
Tetrachloroethylene ♦ Carcinogen
Propylene 29,885 29,885
Xylene (mixed isomers) 22,871 22,794 3 74 12,495
Toluene 13,956 13,935 1 20 6,522
Ethylene 10,605 10,605
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 9,614 9,614
Benzene 7,368 7,358 1 9 4,240 ♦ Carcinogen
n-Hexane 6,970 6,970
Ethylbenzene 4,798 4,791 1 5 356 ♦ Carcinogen
Hydrogen sulfide 4,144 4,144
Naphthalene 1,584 1,584 1 5 ♦ Carcinogen
Ammonia 1,161 1,161 20,911
Cyclohexane 1,123 1,098 25
Cumene 1,096 1,095 1 ♦ Carcinogen
1,3-Butadiene 679 679 ♦ Carcinogen
1,2,4-Trimethylbenzene 211 211
Biphenyl 69 69 0
Chlorine 26 26
Polycyclic aromatic compounds 3 3 0 ♦ Carcinogen
Benzo[g,h,i]perylene 0 0

2016

Chemical Total (lbs) Air Water Land Off-Site
Lead 66 ♦ Carcinogen
Molybdenum trioxide ♦ Carcinogen
1,2-Dichloroethane ♦ Carcinogen
n-Hexane 87,772 87,747 25
Propylene 38,053 38,053
Xylene (mixed isomers) 27,643 27,555 30 58 12,768
Ethylene 20,058 20,058
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 19,769 19,769
Toluene 17,858 17,838 5 15 6,476
Benzene 8,446 8,428 6 12 5,572 ♦ Carcinogen
1,3-Butadiene 5,826 5,826 ♦ Carcinogen
Ethylbenzene 4,949 4,926 12 11 352 ♦ Carcinogen
Cyclohexane 3,070 3,056 14
Naphthalene 1,851 1,834 17 5 ♦ Carcinogen
Hydrogen sulfide 1,652 1,652 0
Cumene 1,556 1,556 0 ♦ Carcinogen
Ammonia 1,333 1,333 32,442
Biphenyl 66 66
1,2,4-Trimethylbenzene 58 44 14
Hydrogen fluoride 35 35
Chlorine 28 28
Mercury 24 24 4
Polycyclic aromatic compounds 3 3 ♦ Carcinogen
Benzo[g,h,i]perylene 1 1

2015

Chemical Total (lbs) Air Water Land Off-Site
1,2-Dichloroethane ♦ Carcinogen
Nickel compounds ♦ Carcinogen
Lead 76 ♦ Carcinogen
Carbon disulfide
Carbonyl sulfide
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 108,354 108,354
Propylene 80,347 80,347
Hydrogen cyanide 79,984 79,984
Ethylene 25,909 25,909
Xylene (mixed isomers) 18,163 18,143 20 4,306
Toluene 13,702 13,698 3 1,511
1,3-Butadiene 11,218 11,218 ♦ Carcinogen
n-Hexane 8,895 8,895
Benzene 6,044 6,040 4 766 ♦ Carcinogen
Ethylbenzene 3,276 3,268 8 574 ♦ Carcinogen
Cyclohexane 2,536 2,536
Hydrogen sulfide 2,470 2,470
Ammonia 1,335 1,335 23,181
Biphenyl 581 581
Cumene 478 478 ♦ Carcinogen
Naphthalene 378 378 ♦ Carcinogen
Hydrogen fluoride 38 38
1,2,4-Trimethylbenzene 29 29
Chlorine 26 26
Polycyclic aromatic compounds 3 3 ♦ Carcinogen
Mercury 3 3
Benzo[g,h,i]perylene 1 1

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
Xylene (mixed isomers) 1,081,568 9,225
Propylene 27,445 22,446
Lead compounds 0
Naphthalene 1
Toluene 292,724 3,114
n-Hexane 650,079 1
Ammonia 1,093,586
Cyclohexane 358,259
Cumene 11,606
Mercury compounds 0
Ethylbenzene 73,230 477
1,3-Butadiene 69,651 2,125
Benzene 137,611 69,798
Hydrogen sulfide 52,046 109
Ethylene 161,671 2,469

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
BFI MCCARTY ROAD LANDFILL
HOUSTON, TX
Benzene 0
SABIN METAL WEST CORPORATION
WILLISTON, ND
Benzene 0
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
Benzene 12
WASTE MANAGEMENT OF TEXAS INC - COASTAL PLAINS RECYCLING & D
ALVIN, TX
Benzene 4
WASTE MANAGEMENT OF TEXAS INC - COASTAL PLAINS RECYCLING & D
ALVIN, TX
Ammonia 33
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Toluene 1
CLEAN HARBORS DEER PARK
DEER PARK, TX
Toluene 0
BFI MCCARTY ROAD LANDFILL
HOUSTON, TX
Toluene 0
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
Toluene 4
CLEAN HARBORS DEER PARK
DEER PARK, TX
Naphthalene 0
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Naphthalene 0
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
Naphthalene 1
BFI MCCARTY ROAD LANDFILL
HOUSTON, TX
Xylene (mixed isomers) 0
CLEAN HARBORS DEER PARK
DEER PARK, TX
Xylene (mixed isomers) 0
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Xylene (mixed isomers) 1
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
Xylene (mixed isomers) 4
CLEAN HARBORS DEER PARK
DEER PARK, TX
Lead compounds 0
SABIN METAL WEST CORPORATION
WILLISTON, ND
Lead compounds 0
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
Lead compounds 0
WASTE MANAGEMENT OF TEXAS INC - COASTAL PLAINS RECYCLING & D
ALVIN, TX
Lead compounds 370
CLEAN HARBORS DEER PARK
DEER PARK, TX
Mercury compounds 0
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
Mercury compounds 0
SABIN METAL WEST CORPORATION
WILLISTON, ND
Mercury compounds 0
VEOLIA ES TECHNICAL SOLUTIONS
PORT ARTHUR, TX
Mercury compounds 0
WASTE MANAGEMENT OF TEXAS INC - COASTAL PLAINS RECYCLING & D
ALVIN, TX
Mercury compounds 0
BFI MCCARTY ROAD LANDFILL
HOUSTON, TX
Ethylbenzene 0

Transfers to Publicly-Owned Treatment Works (POTWs)

Toxic chemicals transferred to municipal wastewater treatment plants during the most recent TRI reporting year. Quantities in pounds.

Chemical Transferred (lbs) POTW
Xylene (mixed isomers) 9,313 GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA
Ethylbenzene 482 GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA
Mercury compounds 0 GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA
Lead compounds 20 GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA
Benzene 7,656 GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA
Ammonia 1,726 GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA
Toluene 3,140 GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA

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 Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Linked to Viol. Below Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Open
caa Linked to Viol. Below Open

Discharge Limit Exceedances

Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.

Pollutant Violation Reported Limit Exceedance Period Status
Oil & Grease DMR, Limited - Numeric Violation 77.00 mg/L 15.00 +413% Jun 2025 Resolved
Oil & Grease DMR, Limited - Numeric Violation 21.00 mg/L 15.00 +40% Apr 2025 Resolved
Oil & Grease DMR, Limited - Numeric Violation 87.00 mg/L 15.00 +480% Mar 2025 Resolved
Benzene, ethylbenzene, toluene, xylene combination DMR, Limited - Numeric Violation 3.10 mg/L 0.50 +520% Mar 2025 Open
Oil & Grease DMR, Limited - Numeric Violation 44.00 mg/L 15.00 +193% Nov 2024 Resolved
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 120.00 mg/L 70.00 +71% Nov 2022 Open
Benzene, ethylbenzene, toluene, xylene combination DMR, Limited - Numeric Violation 0.56 mg/L 0.50 +12% Dec 2020 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 73.00 mg/L 70.00 +4% May 2020 Open

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.

Date Out of Range
Clean Air Act · Case 3604288080
Date Out of Range
Clean Air Act · Case 3604491242
Date Out of Range
Clean Air Act · Case 3604384380
Date Out of Range
Clean Air Act · Case 3604288089
Date Out of Range
Clean Air Act · Case 3604288070
Date Out of Range
Clean Air Act · Case 3604641837
Notice of Noncompliance Issued
Clean Air Act · Case 3604698921 · Jan 5, 2026
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008091290-6 · Apr 15, 2025
Judicial
Clean Air Act · Case 3603071028 · Jun 5, 2024
$1,000,000
Judicial
Clean Air Act · Case 3601022157 · Jul 1, 2022
$1,100,000
Administrative - Formal
· Case 06-2022-4804 · Jun 1, 2022
$26,900
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008091290-5 · Feb 11, 2022
Administrative - Formal
· Case HQ-2021-0004 · Sep 20, 2021
$647,988
Judicial
Clean Air Act · Case 3601761242 · Dec 4, 2018
$195,000
State CWA Penalty AO
Clean Water Act · Case TX-2014-0228-MLM-E · Jul 25, 2018
$907,191
Administrative - Formal
· Case EF-2016-8220 · Nov 18, 2015
$20,542
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008091290-4 · Jun 1, 2015
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD008091290-3 · Jun 1, 2015
Administrative - Formal
· Case EF-2014-8101 · Jun 17, 2014
$2,038
Administrative - Formal
· Case 06-2012-3323 · Nov 14, 2012

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