Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
WESTLAKE PETROCHEMICAL LP
Quick Summary
- •Released 173,489 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 $2,250,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
900 HIGHWAY 108
SULPHUR, LA 70664
View on map ↗ - County
- CALCASIEU County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325110
- Inspections
- 8 · last May 13, 2025
- Total Penalties
- $2,250,000 · last Oct 26, 2022
- Registry ID
- 110043973509
How This Compares
#71
of 419 TRI reporters in LA
#764
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.
0
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
6
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
Hazardous Waste (RCRA)
Qtrs Non-Compliant
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)
+61% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 106,804 | — |
| 2016 | 140,708 | +32% |
| 2017 | 173,489 | +23% |
| 2018 | 136,872 | -21% |
| 2019 | 101,660 | -26% |
| 2020 | 137,888 | +36% |
| 2021 | 59,117 | -57% |
| 2022 | 50,858 | -14% |
| 2023 | 48,535 | -5% |
| 2024 | 172,242 | +255% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene glycol | — | — | — | — | — | |
| Bromine | — | — | — | — | — | |
| Chlorine dioxide | — | — | — | — | — | |
| S,S,S-Tributyltrithiophosphate | — | — | — | — | — | |
| Ethylene | 68,679 | 68,679 | — | — | — | |
| Benzene | 67,654 | 67,604 | 49 | — | 83,199 | ♦ Carcinogen |
| Ammonia | 11,318 | 11,318 | — | — | 556 | |
| 1,3-Butadiene | 10,270 | 10,270 | — | — | — | ♦ Carcinogen |
| Styrene | 8,576 | 8,576 | — | — | 698 | ♦ Carcinogen |
| n-Hexane | 3,009 | 3,009 | — | — | — | |
| Propylene | 1,211 | 1,211 | — | — | — | |
| Maleic anhydride | 503 | 503 | — | — | — | |
| Naphthalene | 454 | 433 | 21 | — | 8,156 | ♦ Carcinogen |
| Xylene (mixed isomers) | 274 | 77 | 197 | — | 55 | |
| Ethylbenzene | 188 | 188 | — | — | — | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 46 | 46 | — | — | 743 | |
| Chlorine | 20 | 20 | — | — | — | |
| Biphenyl | 18 | 18 | — | — | — | |
| Cumene | 10 | 10 | — | — | — | ♦ Carcinogen |
| Toluene | 8 | 8 | — | — | — | |
| Dinitrobutyl phenol | 6 | 6 | — | — | — | |
| Methyl tert-butyl ether | 0 | 0 | — | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene glycol | — | — | — | — | — | |
| S,S,S-Tributyltrithiophosphate | — | — | — | — | — | |
| Bromine | — | — | — | — | — | |
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| Chlorine dioxide | — | — | — | — | — | |
| Ammonia | 13,919 | 13,919 | — | — | 248 | |
| Benzene | 10,597 | 10,054 | 543 | — | 50,729 | ♦ Carcinogen |
| 1,3-Butadiene | 8,183 | 8,183 | — | — | — | ♦ Carcinogen |
| Ethylbenzene | 5,311 | 5,120 | 191 | — | 939 | ♦ Carcinogen |
| Ethylene | 3,995 | 3,995 | — | — | — | |
| Toluene | 3,610 | 3,518 | 92 | — | 6,430 | |
| Styrene | 982 | 982 | — | — | 2,448 | ♦ Carcinogen |
| Propylene | 959 | 959 | — | — | — | |
| Maleic anhydride | 471 | 471 | — | — | — | |
| Methyl tert-butyl ether | 232 | 232 | — | — | — | |
| Naphthalene | 223 | 217 | 7 | — | 5,463 | ♦ Carcinogen |
| Chlorine | 20 | 20 | — | — | — | |
| Cumene | 11 | 11 | — | — | — | ♦ Carcinogen |
| Dinitrobutyl phenol | 7 | 7 | — | — | — | |
| Biphenyl | 7 | 7 | — | — | — | |
| n-Hexane | 5 | 5 | — | — | 25 | |
| Xylene (mixed isomers) | 4 | 4 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chlorine dioxide | — | — | — | — | — | |
| Bromine | — | — | — | — | — | |
| S,S,S-Tributyltrithiophosphate | — | — | — | — | — | |
| Ethylene glycol | — | — | — | — | — | |
| Ethylene | 23,221 | 23,221 | — | — | — | |
| Ammonia | 10,561 | 10,561 | — | — | — | |
| 1,3-Butadiene | 8,995 | 8,995 | — | — | — | ♦ Carcinogen |
| Ethylbenzene | 4,718 | 4,704 | 14 | — | 233 | ♦ Carcinogen |
| Toluene | 913 | 902 | 12 | — | 168 | |
| Styrene | 857 | 857 | — | — | 407 | ♦ Carcinogen |
| Xylene (mixed isomers) | 775 | 694 | 81 | — | 679 | |
| Maleic anhydride | 471 | 471 | — | — | — | |
| Propylene | 245 | 245 | — | — | — | |
| 1,2,4-Trimethylbenzene | 46 | 46 | — | — | 8 | |
| Benzene | 23 | 23 | — | — | — | ♦ Carcinogen |
| Methyl tert-butyl ether | 11 | 11 | — | — | — | |
| Cumene | 8 | 8 | — | — | — | ♦ Carcinogen |
| Dinitrobutyl phenol | 6 | 6 | — | — | — | |
| n-Hexane | 3 | 3 | — | — | — | |
| Biphenyl | 3 | 3 | — | — | — | |
| Naphthalene | 1 | 1 | — | — | — | ♦ Carcinogen |
| Chlorine | 1 | 1 | — | — | — |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| S,S,S-Tributyltrithiophosphate | — | — | — | — | — | |
| Bromine | — | — | — | — | — | |
| Ethylene glycol | — | — | — | — | — | |
| Chlorine dioxide | — | — | — | — | — | |
| Propylene | — | — | — | — | — | |
| Ethylene | 24,821 | 24,821 | — | — | — | |
| 1,3-Butadiene | 9,149 | 9,149 | — | — | — | ♦ Carcinogen |
| Benzene | 7,913 | 7,908 | 5 | — | 35,945 | ♦ Carcinogen |
| Ethylbenzene | 7,559 | 7,546 | 13 | — | 2 | ♦ Carcinogen |
| Styrene | 6,493 | 6,493 | — | — | 172 | ♦ Carcinogen |
| Ammonia | 1,245 | 1,245 | — | — | — | |
| Toluene | 930 | 921 | 9 | — | 10 | |
| Maleic anhydride | 470 | 470 | — | — | — | |
| Methyl tert-butyl ether | 270 | 270 | — | — | — | |
| Naphthalene | 196 | 195 | 1 | — | 15,492 | ♦ Carcinogen |
| Cumene | 36 | 36 | — | — | — | ♦ Carcinogen |
| Chlorine | 20 | 20 | — | — | — | |
| n-Hexane | 5 | 5 | — | — | — | |
| Dinitrobutyl phenol | 5 | 5 | — | — | — | |
| Biphenyl | 3 | 3 | — | — | — | |
| Xylene (mixed isomers) | 2 | 2 | — | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Bromine | — | — | — | — | — | |
| Ethylene glycol | — | — | — | — | — | |
| S,S,S-Tributyltrithiophosphate | — | — | — | — | — | |
| Chlorine dioxide | — | — | — | — | — | |
| Ethylene | 58,401 | 58,401 | — | — | — | |
| Propylene | 51,431 | 51,431 | — | — | — | |
| Ammonia | 8,157 | 8,157 | — | — | 178 | |
| 1,3-Butadiene | 7,904 | 7,904 | — | — | — | ♦ Carcinogen |
| Styrene | 6,670 | 6,670 | — | — | 2,003 | ♦ Carcinogen |
| Benzene | 1,887 | 1,887 | — | — | 65 | ♦ Carcinogen |
| Ethylbenzene | 801 | 800 | 1 | — | 743 | ♦ Carcinogen |
| Toluene | 768 | 768 | — | — | 13 | |
| Xylene (mixed isomers) | 652 | 652 | — | — | 794 | |
| Maleic anhydride | 490 | 490 | — | — | — | |
| Methyl tert-butyl ether | 270 | 270 | — | — | — | |
| Naphthalene | 172 | 159 | 13 | — | 116,039 | ♦ Carcinogen |
| n-Hexane | 170 | 170 | — | — | — | |
| 1,2,4-Trimethylbenzene | 50 | 50 | — | — | — | |
| Cumene | 36 | 36 | — | — | — | ♦ Carcinogen |
| Chlorine | 21 | 21 | — | — | — | |
| Dinitrobutyl phenol | 6 | 6 | — | — | — | |
| Biphenyl | 2 | 2 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| S,S,S-Tributyltrithiophosphate | — | — | — | — | — | |
| Chlorine dioxide | — | — | — | — | — | |
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Xylene (mixed isomers) | — | — | — | — | — | |
| Bromine | — | — | — | — | — | |
| Ethylene glycol | — | — | — | — | — | |
| Ethylene | 68,451 | 68,451 | — | — | — | |
| 1,3-Butadiene | 9,232 | 9,232 | — | — | — | ♦ Carcinogen |
| Ammonia | 8,360 | 8,360 | — | — | 1,339 | |
| Styrene | 7,090 | 7,090 | — | — | 394 | ♦ Carcinogen |
| Ethylbenzene | 6,714 | 6,714 | — | — | 4 | ♦ Carcinogen |
| Toluene | 767 | 767 | — | — | 2,259 | |
| Maleic anhydride | 471 | 471 | — | — | — | |
| Propylene | 240 | 240 | — | — | — | |
| Methyl tert-butyl ether | 234 | 234 | — | — | — | |
| Cumene | 36 | 36 | — | — | — | ♦ Carcinogen |
| Dinitrobutyl phenol | 26 | 26 | — | — | — | |
| Chlorine | 20 | 20 | — | — | — | |
| Biphenyl | 10 | 10 | — | — | — | |
| n-Hexane | 5 | 5 | — | — | — | |
| Benzene | 4 | 4 | — | — | — | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chlorine dioxide | — | — | — | — | — | |
| S,S,S-Tributyltrithiophosphate | — | — | — | — | — | |
| Aluminum oxide (fibrous forms) | — | — | — | — | — | |
| Bromine | — | — | — | — | — | |
| Propylene | 66,385 | 66,385 | — | — | — | |
| Ethylene | 39,734 | 39,734 | — | — | — | |
| 1,3-Butadiene | 11,343 | 11,343 | — | — | — | ♦ Carcinogen |
| Toluene | 5,001 | 5,001 | — | — | — | |
| Ethylbenzene | 4,909 | 4,909 | — | — | 443 | ♦ Carcinogen |
| Ammonia | 1,945 | 1,945 | — | — | — | |
| Benzene | 1,917 | 1,917 | — | — | 3,690 | ♦ Carcinogen |
| n-Hexane | 1,802 | 1,802 | — | — | — | |
| Xylene (mixed isomers) | 1,717 | 1,717 | — | — | — | |
| Styrene | 1,120 | 1,119 | 1 | — | — | ♦ Carcinogen |
| Maleic anhydride | 487 | 487 | — | — | — | |
| Naphthalene | 258 | 183 | 75 | — | — | ♦ Carcinogen |
| Methyl tert-butyl ether | 159 | 159 | — | — | — | |
| 1,2,4-Trimethylbenzene | 46 | 46 | — | — | — | |
| Chlorine | 20 | 20 | — | — | — | |
| Biphenyl | 10 | 10 | — | — | — | |
| Cumene | 10 | 10 | — | — | — | ♦ Carcinogen |
| Dinitrobutyl phenol | 9 | 9 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chlorine dioxide | — | — | — | — | — | |
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| S,S,S-Tributyltrithiophosphate | — | — | — | — | — | |
| Bromine | — | — | — | — | — | |
| Ethylene | 80,438 | 80,438 | — | — | — | |
| Propylene | 60,600 | 60,600 | — | — | — | |
| 1,3-Butadiene | 9,419 | 9,419 | — | — | — | ♦ Carcinogen |
| Styrene | 6,410 | 6,410 | — | — | — | ♦ Carcinogen |
| Ethylbenzene | 5,370 | 5,370 | — | — | — | ♦ Carcinogen |
| Ammonia | 4,122 | 4,122 | — | — | — | |
| Toluene | 3,891 | 3,890 | 1 | — | — | |
| Benzene | 1,523 | 1,523 | — | — | — | ♦ Carcinogen |
| Xylene (mixed isomers) | 1,321 | 1,321 | — | — | — | |
| Cumene | 147 | 147 | — | — | — | ♦ Carcinogen |
| Methyl tert-butyl ether | 141 | 141 | — | — | — | |
| Maleic anhydride | 70 | 70 | — | — | — | |
| Chlorine | 20 | 20 | — | — | — | |
| Dinitrobutyl phenol | 9 | 9 | — | — | — | |
| Biphenyl | 8 | 8 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| S,S,S-Tributyltrithiophosphate | — | — | — | — | — | |
| Chlorine dioxide | — | — | — | — | — | |
| Bromine | — | — | — | — | — | |
| Ethylene | 75,849 | 75,849 | — | — | — | |
| Propylene | 31,222 | 31,222 | — | — | — | |
| Ammonia | 16,942 | 16,942 | — | — | — | |
| 1,3-Butadiene | 5,046 | 5,046 | — | — | 2,847 | ♦ Carcinogen |
| Ethylbenzene | 4,564 | 4,563 | 1 | — | — | ♦ Carcinogen |
| Toluene | 2,854 | 2,853 | 1 | — | 5,615 | |
| Benzene | 2,173 | 2,168 | 5 | — | — | ♦ Carcinogen |
| Styrene | 923 | 919 | 4 | — | 4,485 | ♦ Carcinogen |
| Xylene (mixed isomers) | 621 | 621 | — | — | 1,102 | |
| Methyl tert-butyl ether | 188 | 188 | — | — | — | |
| Cumene | 160 | 160 | — | — | — | ♦ Carcinogen |
| Naphthalene | 91 | 71 | 20 | — | — | ♦ Carcinogen |
| Chlorine | 40 | 40 | — | — | — | |
| Biphenyl | 13 | 13 | — | — | — | |
| Maleic anhydride | 10 | 10 | — | — | — | |
| Dinitrobutyl phenol | 10 | 10 | — | — | — | |
| 1,2,4-Trimethylbenzene | 2 | 2 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| S,S,S-Tributyltrithiophosphate | — | — | — | — | — | |
| Chlorine dioxide | — | — | — | — | — | |
| Xylene (mixed isomers) | — | — | — | — | — | |
| Bromine | — | — | — | — | — | |
| Ethylene | 35,786 | 35,786 | — | — | — | |
| Propylene | 32,674 | 32,674 | — | — | — | |
| Benzene | 12,040 | 12,030 | 10 | — | 493,974 | ♦ Carcinogen |
| Ammonia | 8,303 | 8,303 | — | — | — | |
| 1,3-Butadiene | 8,269 | 8,269 | — | — | 56,511 | ♦ Carcinogen |
| Ethylbenzene | 7,368 | 7,368 | — | — | 2,173 | ♦ Carcinogen |
| Styrene | 1,152 | 1,151 | 1 | — | 90,404 | ♦ Carcinogen |
| Toluene | 843 | 843 | — | — | 844 | |
| Methyl tert-butyl ether | 166 | 166 | — | — | — | |
| Cumene | 102 | 102 | — | — | — | ♦ Carcinogen |
| Chlorine | 40 | 40 | — | — | — | |
| Dinitrobutyl phenol | 33 | 33 | — | — | — | |
| Naphthalene | 16 | 1 | 15 | — | — | ♦ Carcinogen |
| Maleic anhydride | 10 | 10 | — | — | — | |
| 1,2,4-Trimethylbenzene | 1 | 1 | — | — | — | |
| Biphenyl | 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 |
|---|---|---|---|---|
| Ammonia | — | — | — | 556 |
| 1,3-Butadiene | — | — | 196,387 | 923,510 |
| Ethylene | — | — | 10,489,950 | 1,665,070 |
| Toluene | — | — | — | 254 |
| Naphthalene | — | — | 10 | 43 |
| Ethylbenzene | — | — | 987 | 24,380 |
| Propylene | — | — | 989,515 | 535,061 |
| Styrene | — | — | 186,807 | 23,776 |
| Benzene | — | — | — | 697 |
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 |
|---|---|---|---|---|---|
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Ammonia | — | — | — | 15 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Ammonia | — | — | — | 541 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
1,2,4-Trimethylbenzene | — | — | — | 742 |
|
CLEAN HARBORS LAPORTE
LA PORTE, TX
|
1,2,4-Trimethylbenzene | — | — | — | 0 |
|
VEOLIA ES TECHNICAL SOLUTIONS
BEAUMONT, TX
|
Xylene (mixed isomers) | — | — | — | 3 |
|
WESTERN WASTE OF TEXAS LLC - NEWTON COUNTY REGIONAL SOLID WA
DEWEYVILLE, TX
|
Xylene (mixed isomers) | 0 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Ethylbenzene | — | — | — | 5 |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES INC
DEER PARK, TX
|
Ethylbenzene | — | — | — | 651 |
|
VEOLIA ES TECHNICAL SOLUTIONS
BEAUMONT, TX
|
Ethylbenzene | — | — | — | 3 |
|
VEOLIA ES TECHNICAL SOLUTIONS
BEAUMONT, TX
|
Toluene | — | — | — | 6 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Styrene | — | — | — | 3,684 |
|
CLEAN HARBORS LAPORTE
LA PORTE, TX
|
Styrene | — | — | — | 4 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Toluene | — | — | — | 9,396 |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Toluene | — | — | — | 77 |
|
CLEAN HARBORS LAPORTE
LA PORTE, TX
|
Toluene | — | — | — | 7 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Xylene (mixed isomers) | — | — | — | 823 |
|
CLEAN HARBORS LAPORTE
LA PORTE, TX
|
Xylene (mixed isomers) | — | — | — | 2 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Benzene | — | — | — | 83,171 |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Benzene | — | — | — | 15 |
|
CLEAN HARBORS LAPORTE
LA PORTE, TX
|
Benzene | — | — | — | 13 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Naphthalene | — | — | — | 8,155 |
|
CLEAN HARBORS LAPORTE
LA PORTE, TX
|
Naphthalene | — | — | — | 1 |
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 | — | — | — | Open |
| caa | — | — | — | Open |
| cwa | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | Nov 2, 2016 | Jul 20, 2017 | Resolved |
| cwa | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | Feb 25, 2016 | Jul 20, 2017 | Resolved |
| cwa | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | Mar 31, 2013 | Apr 4, 2017 | Resolved |
| cwa | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | Feb 28, 2010 | Apr 4, 2017 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Jan 25, 2010 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Dec 23, 2008 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Jan 31, 2008 | Feb 24, 2017 | Resolved |
| cwa | WW Storm Water Non-Construction - Failure to Implement SWPPP/SWMP | Oct 25, 2007 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Sep 19, 2007 | Feb 24, 2017 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Sep 19, 2007 | Feb 24, 2017 | Resolved |
| cwa | Management Practice Violations - Failure to Implement SPCC Plan | Sep 19, 2007 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Jan 31, 2007 | Feb 24, 2017 | Resolved |
| cwa | WW Storm Water Non-Construction - Failure to Implement SWPPP/SWMP | Nov 14, 2006 | Feb 24, 2017 | Resolved |
| cwa | Effluent Violations - Unauthorized Discharge | Nov 14, 2006 | Feb 24, 2017 | Resolved |
| cwa | Effluent Violations - Unauthorized Discharge | Oct 2, 2006 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Mar 31, 2006 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | May 31, 2005 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Oct 31, 2004 | Feb 24, 2017 | Resolved |
| cwa | Effluent Violations - Unauthorized Discharge | Feb 19, 2004 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Jun 23, 2003 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Dec 16, 2002 | Feb 24, 2017 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Dec 17, 2001 | Nov 13, 2003 | Resolved |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Dec 17, 2001 | Nov 13, 2003 | Resolved |
| cwa | Permit Violations - Discharge Without a Valid Permit | Jul 21, 2001 | Nov 13, 2003 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jun 18, 2001 | Nov 13, 2003 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Sep 19, 2000 | Oct 31, 2003 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Sep 19, 2000 | Oct 31, 2003 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 19, 2000 | Oct 31, 2003 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jul 31, 2000 | Oct 31, 2003 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Feb 9, 2000 | Nov 13, 2003 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 20, 1999 | Sep 30, 2000 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jul 20, 1998 | May 17, 1999 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jul 20, 1998 | May 17, 1999 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Jul 20, 1998 | May 17, 1999 | Resolved |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Jul 20, 1998 | May 17, 1999 | Resolved |
| cwa | Permit Violations - Discharge Without a Valid Permit | Jul 20, 1998 | May 17, 1999 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 20, 1998 | Sep 30, 2000 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Mar 17, 1998 | May 17, 1999 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Nov 21, 1997 | — | Open |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 24, 1995 | Aug 9, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 24, 1995 | Aug 9, 1997 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jun 14, 1994 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Mar 3, 1993 | Oct 25, 1993 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 1, 1992 | — | Open |
| cwa | Schedule Event achieved late but reported | Sep 22, 1992 | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 30, 1992 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Apr 22, 1992 | Aug 5, 1992 | Resolved |
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 |
|---|---|---|---|---|---|---|
| Enterococci | DMR, Limited - Numeric Violation | 24,100.00 MPN/100mL | 135.00 | +99,999% | Dec 2025 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 24,150.00 MPN/100mL | 35.00 | +99,999% | Dec 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 1,386.52 kg/d | 1,192.20 | +16% | Apr 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 388.17 kg/d | 368.65 | +5% | Apr 2025 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 315.48 kg/d | 602.00 | +99,999% | Jan 2024 | Open |
| Benzene | DMR, Limited - Numeric Violation | 1.00 kg/d | 0.77 | +29% | Oct 2023 | Open |
| Ethylbenzene | DMR, Limited - Numeric Violation | 1.67 kg/d | 0.99 | +70% | Aug 2023 | Open |
| Benzene | DMR, Limited - Numeric Violation | 4.32 kg/d | 0.77 | +459% | Aug 2023 | Open |
| Ethylbenzene | DMR, Limited - Numeric Violation | 1.67 kg/d | 0.33 | +404% | Aug 2023 | Open |
| Benzene | DMR, Limited - Numeric Violation | 1.48 kg/d | 0.24 | +525% | Aug 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,000.00 MPN/100mL | 400.00 | +99,999% | Jun 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,005.00 MPN/100mL | 200.00 | +402% | Jun 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 405.42 kg/d | 329.15 | +23% | Sep 2021 | Open |
| Chloroform | DMR, Limited - Numeric Violation | 0.32 kg/d | 0.22 | +48% | Jun 2016 | Open |
| Chloroform | DMR, Limited - Numeric Violation | 0.87 kg/d | 0.59 | +47% | Jun 2016 | 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 HQ-2015-0006 · Oct 26, 2022
$750,000
Administrative - Formal
· Case 06-2019-3343 · Aug 20, 2019
Administrative - Formal
Clean Air Act
· Case 3601146160 · Aug 16, 2017
$36,215
Administrative - Formal
· Case 06-2017-3362 · Aug 16, 2017
$36,215
Administrative - Formal
Clean Air Act
· Case 3601146564 · Aug 11, 2017
$0
Administrative - Formal
· Case 06-2017-3363 · Aug 11, 2017
State Administrative Order of Consent
Clean Water Act
· Case LA-SAWE150044 · Feb 24, 2017
$23,978
Administrative - Formal
· Case 06-2014-3511 · Mar 6, 2014
$8,000
Judicial
· Case 06-2008-3402 · Apr 26, 2013
$500,000
State CWA Non Penalty AO
Clean Water Act
· Case LA-WECN080153 · Apr 26, 2010
State CWA Non Penalty AO
Clean Water Act
· Case LA-WECN060426 · Apr 26, 2010
State Administrative Order of Consent
Clean Water Act
· Case LA-N00006562 · Oct 31, 2003
$815,000
FINAL SETTLEMENT
RCRA (Hazardous Waste)
· Case RCRA-LAD985184761-STL · Oct 31, 2003
State CWA Non Penalty AO
Clean Water Act
· Case LA-N00004564 · Oct 17, 2002
Administrative - Formal
· Case 06-2000-1245 · Oct 9, 2000
$2,000
Administrative - Formal
· Case 06-1999-0120 · Jun 19, 2000
$76,458
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-LAD985184761-000 · Apr 22, 1999
$16,590
State CWA Penalty AO
Clean Water Act
· Case LA-N00002088 · Apr 19, 1999
$22,854
State CWA Non Penalty AO
Clean Water Act
· Case LA-N00001969 · Feb 4, 1999
Administrative - Formal
· Case 06-1998-0244 · Feb 10, 1998
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