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

HOUSTON REFINING LP

Quick Summary

  • Released 220,294 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 $2,526,550 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
12000 LAWNDALE
HOUSTON, TX 77017
View on map ↗
County
HARRIS County
Industry
Manufacturing
NAICS (North American Industry Classification)
324110
Inspections
7 · last Dec 2, 2025
Total Penalties
$2,526,550 · last Oct 16, 2024
Registry ID
110058113704

How This Compares

#102 of 1,879 TRI reporters in TX
#669 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.

2
Air (CAA)
Qtrs Non-Compliant
4
Water (CWA)
Qtrs Non-Compliant
2
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) +6% overall
Year Total Releases (lbs) vs Prior Year
2015 202,842
2016 255,240 +26%
2017 220,294 -14%
2018 248,846 +13%
2019 36,470 -85%
2020 191,105 +424%
2021 233,224 +22%
2022 238,229 +2%
2023 256,525 +8%
2024 215,811 -16%

2024

Chemical Total (lbs) Air Water Land Off-Site
Nickel compounds 93,655 ♦ Carcinogen
Molybdenum trioxide ♦ Carcinogen
Vanadium (except when contained in an alloy) 83,205
Certain glycol ethers 13,883
Methanol
Ethylene glycol 87,737
Lead 172 ♦ Carcinogen
Hydrogen cyanide 73,728 73,728
n-Hexane 33,919 33,919
Xylene (mixed isomers) 26,419 26,409 10 515
Toluene 15,340 15,340 226
Benzene 14,336 14,336 235 ♦ Carcinogen
Hydrogen sulfide 13,422 13,422
Diethanolamine 10,082 10,082 944,112
Propylene 9,425 9,425
Ethylene 8,875 8,875
Cyclohexane 4,048 4,048
Ethylbenzene 2,652 2,652 10 ♦ Carcinogen
Ammonia 1,783 1,783 103,427
Naphthalene 752 752 728 ♦ Carcinogen
Polycyclic aromatic compounds 368 353 15 ♦ Carcinogen
Cumene 284 284 ♦ Carcinogen
1,2,4-Trimethylbenzene 222 222
Styrene 103 103 ♦ Carcinogen
Biphenyl 33 33
Phenol 8 8 35,213
Mercury 7 7 3
Benzo[g,h,i]perylene 5 5

2023

Chemical Total (lbs) Air Water Land Off-Site
Ethylene glycol 125,079
Certain glycol ethers 9,731
Methanol
Phenol 45,990
Benzo[g,h,i]perylene
Nickel compounds 45,512 ♦ Carcinogen
Vanadium (except when contained in an alloy) 43,014
Lead 936 ♦ Carcinogen
Molybdenum trioxide ♦ Carcinogen
Hydrogen cyanide 78,356 78,356
n-Hexane 40,173 40,173
Xylene (mixed isomers) 24,960 24,960 655
Ethylene 23,930 23,930
Propylene 21,690 21,690
Toluene 16,265 16,265 592
Benzene 15,102 15,102 1,054 ♦ Carcinogen
Hydrogen sulfide 13,956 13,956
Diethanolamine 10,102 10,102 908,496
Cyclohexane 5,454 5,454
Ethylbenzene 2,775 2,775 38 ♦ Carcinogen
Ammonia 1,940 1,940 134,741
Naphthalene 718 718 52 ♦ Carcinogen
Polycyclic aromatic compounds 344 344 ♦ Carcinogen
1,2,4-Trimethylbenzene 315 315
Cumene 297 297 ♦ Carcinogen
Styrene 107 107 ♦ Carcinogen
Biphenyl 34 34
Mercury 7 7 3

2022

Chemical Total (lbs) Air Water Land Off-Site
Vanadium (except when contained in an alloy) 83,103
Methanol
Certain glycol ethers 8,030
Benzo[g,h,i]perylene
Phenol 37,745
Nickel compounds 94,570 ♦ Carcinogen
Lead 1,059 ♦ Carcinogen
Molybdenum trioxide ♦ Carcinogen
Ethylene glycol 88,322
Hydrogen cyanide 75,436 75,436
n-Hexane 37,188 37,188
Xylene (mixed isomers) 23,135 23,135 5,268
Benzene 17,490 17,490 4,807 ♦ Carcinogen
Ethylene 16,716 16,716
Propylene 16,555 16,555
Toluene 16,335 16,335 5,862
Hydrogen sulfide 14,600 14,600
Diethanolamine 9,942 9,942 1,317,932
Cyclohexane 4,659 4,659
Ethylbenzene 2,637 2,637 506 ♦ Carcinogen
Ammonia 1,808 1,808 165,061
Naphthalene 669 669 470 ♦ Carcinogen
Polycyclic aromatic compounds 344 344 1,725 ♦ Carcinogen
1,2,4-Trimethylbenzene 293 293
Cumene 273 273 ♦ Carcinogen
Styrene 106 106 ♦ Carcinogen
Biphenyl 36 36
Mercury 7 7 10

2021

Chemical Total (lbs) Air Water Land Off-Site
Vanadium (except when contained in an alloy) 90,452
Phenol 39,982
Benzo[g,h,i]perylene
Lead 1,463 ♦ Carcinogen
Certain glycol ethers 10,795
Ethylene glycol 96,241
Nickel compounds 100,957 ♦ Carcinogen
Molybdenum trioxide ♦ Carcinogen
Hydrogen cyanide 77,589 77,589
n-Hexane 36,889 36,889
Xylene (mixed isomers) 22,584 22,580 4 15,448
Benzene 19,202 19,202 8,427 ♦ Carcinogen
Toluene 16,495 16,495 17,842
Hydrogen sulfide 14,895 14,895
Propylene 14,611 14,611
Ethylene 10,274 10,274
Diethanolamine 9,729 9,729 1,021,233
Cyclohexane 4,832 4,832
Ethylbenzene 2,819 2,819 3,251 ♦ Carcinogen
Ammonia 1,847 1,847 128,558
Naphthalene 469 469 1,030 ♦ Carcinogen
Polycyclic aromatic compounds 353 346 7 1,408 ♦ Carcinogen
1,2,4-Trimethylbenzene 313 313
Cumene 179 179 ♦ Carcinogen
Styrene 101 101 ♦ Carcinogen
Biphenyl 36 36
Mercury 7 7 5

2020

Chemical Total (lbs) Air Water Land Off-Site
Benzo[g,h,i]perylene
Vanadium (except when contained in an alloy) 9,229
Certain glycol ethers 5,152
Molybdenum trioxide 27 ♦ Carcinogen
Nickel compounds 10,435 ♦ Carcinogen
Lead 134 ♦ Carcinogen
Ethylene glycol 94,908
Hydrogen cyanide 54,541 54,541
n-Hexane 28,946 28,946
Xylene (mixed isomers) 20,447 20,439 8 4,915
Benzene 17,455 17,455 808 ♦ Carcinogen
Toluene 14,439 14,437 2 1,224
Hydrogen sulfide 13,589 13,589
Propylene 12,936 12,936
Ethylene 10,623 10,623
Diethanolamine 9,390 9,390 972,048
Cyclohexane 4,115 4,115
Ethylbenzene 2,203 2,203 905 ♦ Carcinogen
Ammonia 1,341 1,341 99,840
Polycyclic aromatic compounds 338 338 0 61 ♦ Carcinogen
1,2,4-Trimethylbenzene 301 301
Naphthalene 204 204 27 ♦ Carcinogen
Styrene 108 108 ♦ Carcinogen
Cumene 85 85 ♦ Carcinogen
Biphenyl 32 32
Mercury 7 7 2
Phenol 5 5 40,297

2019

Chemical Total (lbs) Air Water Land Off-Site
Benzo[g,h,i]perylene
Benzene 20,460 20,425 35 10,290 ♦ Carcinogen
Toluene 15,542 15,482 60 8,028
Polycyclic aromatic compounds 337 337 2,414 ♦ Carcinogen
Styrene 108 108 ♦ Carcinogen
Phenol 23 23 42,047

2018

Chemical Total (lbs) Air Water Land Off-Site
Cobalt compounds 786 ♦ Carcinogen
Phenol 41,111
Certain glycol ethers 13,073
Vanadium (except when contained in an alloy) 28,345
Molybdenum trioxide ♦ Carcinogen
Nickel compounds 64,935 ♦ Carcinogen
Ethylene glycol 88,541
Benzo[g,h,i]perylene
Lead 1,353 ♦ Carcinogen
Hydrogen cyanide 91,961 91,961
n-Hexane 30,450 30,450
Hydrogen sulfide 26,024 26,024
Benzene 19,794 19,794 13,154 ♦ Carcinogen
Xylene (mixed isomers) 18,986 18,981 4 1 6,422
Propylene 14,765 14,765
Toluene 14,496 14,495 1 21,594
Ethylene 9,625 9,625
Diethanolamine 8,664 8,664 594,128
Cyclohexane 4,811 4,811
1,3-Butadiene 3,656 3,656 ♦ Carcinogen
Ethylbenzene 2,325 2,325 6,974 ♦ Carcinogen
Ammonia 2,133 2,133 110,410
Naphthalene 373 373 226 ♦ Carcinogen
Polycyclic aromatic compounds 356 335 14 7 2,063 ♦ Carcinogen
1,2,4-Trimethylbenzene 194 194
Styrene 101 101 42 ♦ Carcinogen
Cumene 85 85 ♦ Carcinogen
Biphenyl 39 39 0
Mercury 8 8 19

2017

Chemical Total (lbs) Air Water Land Off-Site
Cobalt compounds 1,531 ♦ Carcinogen
Certain glycol ethers 15,943
Lead 2,715 ♦ Carcinogen
Ethylene glycol 63,229
Molybdenum trioxide ♦ Carcinogen
Vanadium (except when contained in an alloy) 45,256
Nickel compounds 101,750 ♦ Carcinogen
Hydrogen cyanide 66,487 66,487
n-Hexane 31,475 31,475
Hydrogen sulfide 25,264 25,264
Benzene 18,716 18,674 42 3,289 ♦ Carcinogen
Xylene (mixed isomers) 18,164 18,047 114 3 7,019
Toluene 17,403 17,326 74 3 20,137
Propylene 10,798 10,798
Ethylene 8,788 8,788
Diethanolamine 8,360 8,360 828,268
Cyclohexane 4,981 4,981
1,3-Butadiene 3,341 3,341 ♦ Carcinogen
Ethylbenzene 2,772 2,767 4 1 3,910 ♦ Carcinogen
Ammonia 1,700 1,700 83,950
Methanol 614 614
Naphthalene 436 435 1 46 ♦ Carcinogen
Polycyclic aromatic compounds 358 337 3 18 431 ♦ Carcinogen
1,2,4-Trimethylbenzene 261 260 1
Phenol 156 156 36,699
Styrene 108 108 ♦ Carcinogen
Cumene 68 68 ♦ Carcinogen
Biphenyl 40 39 1
Mercury 4 4 11
Benzo[g,h,i]perylene 0 0

2016

Chemical Total (lbs) Air Water Land Off-Site
Ethylene glycol 33,305
Vanadium (except when contained in an alloy) 7,123
Certain glycol ethers 20,220
Lead 948 ♦ Carcinogen
Nickel compounds 1,527 ♦ Carcinogen
Hydrogen cyanide 70,704 70,704
Propylene 54,047 54,047
n-Hexane 30,186 30,185 1
Hydrogen sulfide 26,015 26,015
Xylene (mixed isomers) 16,674 16,631 41 2 11,391
Benzene 14,309 14,306 3 3,265 ♦ Carcinogen
Toluene 11,905 11,890 13 2 2,780
Ethylene 9,034 9,034
Diethanolamine 8,686 8,686 775,014
Cyclohexane 4,186 4,186
1,3-Butadiene 3,102 3,102 ♦ Carcinogen
Ethylbenzene 2,225 2,224 1 5,139 ♦ Carcinogen
Ammonia 2,003 2,003 104,515
Phenol 962 962 34,240
Methanol 507 507
1,2,4-Trimethylbenzene 225 224 1
Naphthalene 176 173 3 197 ♦ Carcinogen
Polycyclic aromatic compounds 133 83 41 9 311 ♦ Carcinogen
Styrene 92 92 ♦ Carcinogen
Cumene 47 47 ♦ Carcinogen
Biphenyl 18 18
Mercury 4 4 13
Benzo[g,h,i]perylene 0 0 0

2015

Chemical Total (lbs) Air Water Land Off-Site
Vanadium (except when contained in an alloy) 10,504
Ethylene glycol 54,670
p-Cresol 25,924
Lead 1,674 ♦ Carcinogen
Certain glycol ethers 16,334
Nickel compounds 76,420 ♦ Carcinogen
Hydrogen cyanide 66,330 66,330
n-Hexane 31,622 31,622
Hydrogen sulfide 17,728 17,728
Propylene 16,638 16,638
Xylene (mixed isomers) 16,154 15,812 341 1 5,112
Benzene 14,445 14,431 14 4,643 ♦ Carcinogen
Toluene 11,097 11,070 26 1 1,597
Ethylene 9,755 9,755
Diethanolamine 8,929 8,929 638,913
Cyclohexane 4,960 4,960 72
Ethylbenzene 1,963 1,963 1,956 ♦ Carcinogen
Ammonia 1,876 1,876 116,721
Methanol 605 605
1,2,4-Trimethylbenzene 274 274
Naphthalene 196 196 0 289 ♦ Carcinogen
Styrene 107 107 ♦ Carcinogen
Polycyclic aromatic compounds 76 35 35 5 59 ♦ Carcinogen
Cumene 58 58 ♦ Carcinogen
Biphenyl 18 17 1
Mercury 8 8 9
Benzo[g,h,i]perylene 2 2 0
Phenol 1 1 38,345

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
Ethylbenzene 7 2
Lead 164
Ethylene glycol 80,718
Naphthalene 15 656
Nickel compounds 92,740
Benzene 3 213
Vanadium (except when contained in an alloy) 83,202
Xylene (mixed isomers) 463 48
Mercury 3
Ammonia 95,153
Diethanolamine 868,583
Phenol 32,396
Certain glycol ethers 12,772
Toluene 206

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
US ECOLOGY TEXAS
ROBSTOWN, TX
Lead 6
CATALYST RECOVERY OF LA, LLC
LAFAYETTE, LA
Mercury 3
CATALYST RECOVERY OF LA, LLC
LAFAYETTE, LA
Lead 158
US ECOLOGY TEXAS
ROBSTOWN, TX
Naphthalene 15
CATALYST RECOVERY OF LA, LLC
LAFAYETTE, LA
Nickel compounds 92,740
US ECOLOGY TEXAS
ROBSTOWN, TX
Xylene (mixed isomers) 463
BLUE RIDGE LANDFILL GAS COMPRESSOR PLANT
FRESNO, TX
Toluene 2
CATALYST RECOVERY OF LA, LLC
LAFAYETTE, LA
Vanadium (except when contained in an alloy) 83,192
BLUE RIDGE LANDFILL GAS COMPRESSOR PLANT
FRESNO, TX
Vanadium (except when contained in an alloy) 3
US ECOLOGY TEXAS
ROBSTOWN, TX
Vanadium (except when contained in an alloy) 10
US ECOLOGY TEXAS
ROBSTOWN, TX
Benzene 3
US ECOLOGY TEXAS
ROBSTOWN, TX
Ethylbenzene 7

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
Diethanolamine 944,112 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Xylene (mixed isomers) 52 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Ammonia 103,427 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Ethylbenzene 3 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Phenol 35,213 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Naphthalene 713 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Toluene 224 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Certain glycol ethers 13,883 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Nickel compounds 915 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Ethylene glycol 87,737 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Benzene 232 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON
Lead 8 GULF COAST AUTHORITY, WASHBURN TUNNEL FACILITY, HOUSTON

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 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 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 FRV Dec 5, 2025 Open
caa FRV Dec 14, 2023 Open
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Mar 23, 2023 Aug 22, 2023 Resolved
cwa Schedule Event achieved late but reported Mar 9, 2023 Open
cwa Schedule Event reported late Sep 19, 2021 Open
cwa Schedule Event achieved late but reported Sep 19, 2021 Open
cwa Schedule Event unachieved but reported Sep 19, 2021 Open
cwa Schedule Event unachieved and not reported Sep 19, 2021 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
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 110.00 mg/L 46.00 +139% Jan 2025 Open
Zinc, total [as Zn] DMR, Limited - Numeric Violation 0.67 mg/L 0.49 +37% Jul 2024 Open
Oil & Grease DMR, Limited - Numeric Violation 26.00 mg/L 16.00 +63% Jan 2024 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 66.00 mg/L 46.00 +43% Jan 2024 Open
BOD, 5-day, 20 deg. C DMR, Limited - Numeric Violation 47.20 mg/L 46.00 +3% Dec 2020 Open
Solids, total suspended DMR, Limited - Numeric Violation 250.00 mg/L 227.00 +10% Sep 2017 Open
Oil & Grease DMR, Limited - Numeric Violation 67.90 mg/L 16.00 +324% Aug 2017 Open
Benzene DMR, Limited - Numeric Violation 0.56 mg/L 0.45 +24% Aug 2017 Open
Phenols DMR, Limited - Numeric Violation 3.40 mg/L 0.35 +871% Apr 2016 Open
Oil & Grease DMR, Limited - Numeric Violation 67.00 mg/L 16.00 +319% Apr 2016 Open
Phenols DMR, Limited - Numeric Violation 1.50 mg/L 0.35 +329% May 2015 Open
Solids, total suspended DMR, Limited - Numeric Violation 260.00 mg/L 221.00 +18% May 2015 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.

Judicial
· Case 06-2009-3406
Administrative - Formal
Clean Air Act · Case 3603825763 · Oct 16, 2024
$26,550
Judicial
Clean Air Act · Case 3602160192 · Sep 20, 2023
$2,500,000
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD082688979-9 · Aug 24, 2023
Administrative - Formal
· Case 06-2020-4311 · Sep 4, 2020
$3,150
Administrative - Formal
Clean Air Act · Case 3601982313 · Jan 6, 2020
$0
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD082688979-8 · Jan 2, 2020
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD082688979-7 · Nov 19, 2019
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD082688979-6 · Nov 19, 2019
Judicial
Clean Air Act · Case 3601761061 · Oct 9, 2018
$680,000
Administrative - Formal
Clean Air Act · Case 3600899908 · Aug 15, 2018
$84,188
Administrative - Formal
Clean Air Act · Case 3601760914 · Nov 7, 2017
$7,500
Administrative - Formal
· Case EF-2016-8260 · Dec 22, 2016
$434,500
VERBAL INFORMAL
RCRA (Hazardous Waste) · Case RCRA-TXD082688979-5 · Jan 20, 2016
Administrative - Formal
· Case EF-2015-8183 · Apr 30, 2015
$1,193
Administrative - Formal
· Case EF-2014-8089 · Jul 24, 2014
$42,799
State CWA Penalty AO
Clean Water Act · Case TX-2012-2037-IWD-E · Jun 3, 2013
$22,500
Administrative - Formal
· Case 06-2013-1784 · Apr 11, 2013
Administrative - Formal
· Case EF-2012-8005 · Apr 19, 2012
$150,000
Judicial
· Case 06-2010-2886 · Apr 23, 2010
$480,000

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