Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
WESTLAKE POLYMERS CORP, POLY 1 & 2
Quick Summary
- •Released 660,570 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 $835,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
3525 CITIES SERVICE HIGHWAY
SULPHUR, LA 70663
View on map ↗ - County
- CALCASIEU County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325211
- Inspections
- 4 · last May 13, 2025
- Total Penalties
- $835,000 · last Jan 7, 2026
- Registry ID
- 110000449587
How This Compares
#42
of 419 TRI reporters in LA
#300
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
3
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)
-8% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 487,600 | — |
| 2016 | 409,689 | -16% |
| 2017 | 660,570 | +61% |
| 2018 | 455,448 | -31% |
| 2019 | 481,361 | +6% |
| 2020 | 457,772 | -5% |
| 2021 | 423,861 | -7% |
| 2022 | 431,164 | +2% |
| 2023 | 420,876 | -2% |
| 2024 | 449,787 | +7% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene | 352,436 | 352,436 | — | — | — | |
| Vinyl acetate | 94,165 | 94,165 | — | — | 748,630 | ♦ Carcinogen |
| Propylene | 3,123 | 3,123 | — | — | — | |
| tert-Butyl alcohol | 62 | 62 | — | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene | 337,610 | 337,610 | — | — | — | |
| Vinyl acetate | 80,782 | 80,782 | — | — | 656,986 | ♦ Carcinogen |
| Propylene | 2,422 | 2,422 | — | — | — | |
| tert-Butyl alcohol | 62 | 62 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene | 349,914 | 349,914 | — | — | — | |
| Vinyl acetate | 78,785 | 78,785 | — | — | 629,440 | ♦ Carcinogen |
| Propylene | 2,403 | 2,403 | — | — | — | |
| tert-Butyl alcohol | 62 | 62 | — | — | — |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene | 344,690 | 344,690 | — | — | — | |
| Vinyl acetate | 76,884 | 76,884 | — | — | 1,009,621 | ♦ Carcinogen |
| Propylene | 2,223 | 2,223 | — | — | — | |
| tert-Butyl alcohol | 64 | 64 | — | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene | 381,977 | 381,977 | — | — | — | |
| Vinyl acetate | 73,471 | 73,471 | — | — | 950,297 | ♦ Carcinogen |
| Propylene | 2,261 | 2,261 | — | — | — | |
| tert-Butyl alcohol | 63 | 63 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chlorine | — | — | — | — | — | |
| Ethylene | 400,195 | 400,195 | — | — | — | |
| Vinyl acetate | 78,526 | 78,526 | — | — | 1,104,892 | ♦ Carcinogen |
| Propylene | 2,578 | 2,578 | — | — | — | |
| tert-Butyl alcohol | 62 | 62 | — | — | — |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chlorine | — | — | — | — | — | |
| Ethylene | 371,991 | 371,991 | — | — | — | |
| Vinyl acetate | 80,113 | 80,113 | — | — | 464,463 | ♦ Carcinogen |
| Propylene | 3,282 | 3,282 | — | — | — | |
| tert-Butyl alcohol | 62 | 62 | — | — | 584 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chlorine | — | — | — | — | — | |
| Ethylene | 569,450 | 569,450 | — | — | — | |
| Vinyl acetate | 82,127 | 82,127 | — | — | 466,903 | ♦ Carcinogen |
| Propylene | 7,848 | 7,848 | — | — | — | |
| tert-Butyl alcohol | 1,145 | 1,145 | — | — | 1,385 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chlorine | — | — | — | — | — | |
| Ethylene | 390,815 | 390,815 | — | — | — | |
| Vinyl acetate | 17,424 | 17,424 | — | — | 505,248 | ♦ Carcinogen |
| tert-Butyl alcohol | 1,104 | 1,104 | — | — | 434 | |
| Propylene | 346 | 346 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chlorine | — | — | — | — | — | |
| Ethylene | 468,943 | 468,943 | — | — | — | |
| Vinyl acetate | 16,654 | 16,654 | — | — | 348,154 | ♦ Carcinogen |
| tert-Butyl alcohol | 1,234 | 1,234 | — | — | 117 | |
| Propylene | 769 | 769 | — | — | — |
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 |
|---|---|---|---|---|
| Vinyl acetate | — | — | 724,628 | 450,661 |
| Ethylene | — | — | 599,060 | 8,237,076 |
| Propylene | — | — | 18,713 | 167,310 |
| tert-Butyl alcohol | — | — | — | 416,814 |
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
BEAUMONT, TX
|
Vinyl acetate | — | — | — | 680 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Vinyl acetate | — | — | — | 22,777 |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Vinyl acetate | — | — | — | 545 |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
Vinyl acetate | — | — | 724,628 | — |
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 |
|---|---|---|---|---|
| cwa | Effluent Violations - Unauthorized Discharge | Jan 9, 2013 | Apr 4, 2017 | Resolved |
| cwa | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | Feb 28, 2012 | Apr 4, 2017 | Resolved |
| cwa | Effluent Violations - Unauthorized Discharge | Nov 14, 2011 | Apr 4, 2017 | Resolved |
| cwa | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | Sep 30, 2011 | Apr 4, 2017 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Nov 29, 2008 | Feb 24, 2017 | Resolved |
| cwa | Effluent Violations - Unauthorized Discharge | Oct 15, 2007 | Feb 24, 2017 | Resolved |
| cwa | Effluent Violations - Reported Fish Kill | Oct 15, 2007 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | Nov 13, 2006 | Feb 24, 2017 | Resolved |
| cwa | WW Storm Water Non-Construction - Failure to Implement SWPPP/SWMP | Nov 7, 2006 | Feb 24, 2017 | Resolved |
| cwa | Management Practice Violations - Failure to Implement SPCC Plan | Nov 7, 2006 | Feb 24, 2017 | Resolved |
| cwa | Effluent Violations - Industrial Spill | Nov 7, 2006 | Feb 24, 2017 | Resolved |
| cwa | Effluent Violations - Reported Fish Kill | Jun 28, 2006 | Feb 24, 2017 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Mar 31, 2005 | Feb 24, 2017 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Dec 31, 2004 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | Mar 12, 2004 | Feb 24, 2017 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Sep 30, 2003 | Feb 24, 2017 | Resolved |
| cwa | Effluent Violations - Unauthorized Discharge | Jul 31, 2003 | Feb 24, 2017 | Resolved |
| cwa | WW Storm Water Non-Construction - Failure to Implement SWPPP/SWMP | Mar 26, 2003 | Feb 24, 2017 | Resolved |
| cwa | Management Practice Violations - Failure to Implement SPCC Plan | Mar 26, 2003 | Feb 24, 2017 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Aug 31, 2002 | Feb 24, 2017 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Aug 3, 2002 | Feb 24, 2017 | Resolved |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | May 31, 2002 | Feb 24, 2017 | Resolved |
| cwa | Effluent Violations - Industrial Spill | Feb 19, 2002 | Feb 24, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 28, 1998 | Oct 31, 2003 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jul 28, 1998 | Oct 31, 2003 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 15, 1994 | — | Open |
| cwa | Schedule Event achieved late but reported | Nov 15, 1992 | — | Open |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Sep 10, 1992 | Dec 22, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Sep 10, 1992 | Dec 22, 1992 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Aug 13, 1992 | Mar 11, 1993 | Resolved |
| cwa | Schedule Event achieved late but reported | Jun 22, 1992 | — | Open |
| cwa | Permit Violations - CWA §308 Failure to submit required permit application information | Jun 22, 1992 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 30, 1992 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 13, 1992 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Sep 17, 1991 | Sep 10, 1992 | Resolved |
| cwa | Permit Violations - CWA §308 Failure to submit required permit application information | Jul 19, 1991 | Jul 23, 1992 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 10, 1990 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Mar 13, 1990 | Oct 31, 1990 | Resolved |
| cwa | Monitoring Violations - Failure to Monitor for Toxicity Requirements | Apr 3, 1989 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Oct 18, 1988 | Dec 29, 1988 | 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 |
|---|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 81.22 kg/d | 63.56 | +99,999% | Jan 2024 | Open |
| Oil & Grease | DMR, Limited - Numeric Violation | 19.20 mg/L | 15.00 | +28% | Jul 2023 | Open |
| pH range excursions, > 60 minutes | DMR, Limited - Numeric Violation | 0.03 occur/d | 0.00 | +2,147,483,650% | Jan 2023 | Open |
| Oil and grease | DMR, Limited - Numeric Violation | 16.40 mg/L | 15.00 | +9% | Nov 2017 | Open |
| Oil and grease | DMR, Limited - Numeric Violation | 28.80 mg/L | 15.00 | +92% | Feb 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 145.96 kg/d | 124.40 | +17% | Jun 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 373.05 kg/d | 352.76 | +6% | Jun 2016 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.13 kg/d | 0.06 | +131% | Dec 2015 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 52.85 kg/d | 51.30 | +3% | Mar 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 HQ-2015-0006 · Oct 26, 2022
$750,000
State Administrative Order of Consent
Clean Water Act
· Case LA-SAWE150044 · Feb 24, 2017
$23,978
Administrative - Formal
· Case 06-2014-3315 · Jun 13, 2014
$99,900
State CWA Non Penalty AO
Clean Water Act
· Case LA-WECN090213 · May 3, 2010
FINAL SETTLEMENT
RCRA (Hazardous Waste)
· Case RCRA-LAD981522048-STL · Oct 31, 2003
INITIAL 3008(A) COMPLIANCE
RCRA (Hazardous Waste)
· Case RCRA-LAD981522048-489 · Sep 27, 1999
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1998-N174 · Feb 10, 1998
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1994-N219 · Jul 6, 1994
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1994-N167 · Oct 13, 1993
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-LAD981522048-478 · Nov 17, 1992
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1993-N089 · Oct 15, 1992
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1992-N373 · Jun 22, 1992
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1992-N372 · Jun 11, 1992
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-LAD981522048-414 · Dec 20, 1991
$5,098
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1991-N225 · Feb 12, 1991
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-LAD981522048-003 · Sep 4, 1990
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1990-N283 · Jul 11, 1990
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-LAD981522048-001 · Dec 7, 1988
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