Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
LYONDELLBASELL ACETYLS LLC, LA PORTE METHANOL PLANT
Quick Summary
- •Released 22,228 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 $36,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
11603 STRANG ROAD
LA PORTE, TX 77571
View on map ↗ - County
- HARRIS County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325120
- Inspections
- 2 · last Aug 30, 2023
- Total Penalties
- $36,000 · last Feb 10, 2026
- Registry ID
- 110070519769
How This Compares
#341
of 1,879 TRI reporters in TX
#2,674
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
Qtrs Non-Compliant
5
Water (CWA)
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 (2015–2020)
+610% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 25,604 | — |
| 2016 | 29,466 | +15% |
| 2017 | 22,228 | -25% |
| 2018 | 27,753 | +25% |
| 2019 | 20,975 | -24% |
| 2020 | 181,692 | +766% |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Methanol | 173,300 | 13,300 | 160,000 | — | 260,000 | |
| Propylene | 2,280 | 2,280 | — | — | — | |
| n-Hexane | 2,100 | 2,100 | — | — | — | |
| Chlorine | 1,550 | 1,000 | 550 | — | 36 | |
| Ammonia | 1,540 | 1,540 | — | — | — | |
| Ethylene | 690 | 690 | — | — | — | |
| 1,3-Butadiene | 150 | 150 | — | — | — | ♦ Carcinogen |
| Zinc compounds | 70 | — | 70 | — | — | |
| n-Butyl alcohol | 7 | 7 | — | — | — | |
| sec-Butyl alcohol | 5 | 5 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| sec-Butyl alcohol | — | — | — | — | 41,000 | |
| n-Butyl alcohol | — | — | — | — | 27,000 | |
| Methanol | 13,000 | 13,000 | — | — | 140,000 | |
| Propylene | 2,790 | 2,790 | — | — | — | |
| n-Hexane | 1,900 | 1,900 | — | — | — | |
| Ammonia | 1,600 | 1,600 | — | — | — | |
| Chlorine | 1,055 | 1,000 | 55 | — | 49 | |
| Ethylene | 630 | 630 | — | — | — |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Methanol | 18,106 | 14,942 | 3,164 | — | 7,887 | |
| Propylene | 7,685 | 7,685 | — | — | — | |
| Chlorine | 1,949 | 1,949 | — | — | 56 | |
| n-Butyl alcohol | 7 | 7 | — | — | — | |
| sec-Butyl alcohol | 5 | 5 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Methanol | 20,218 | 16,470 | 3,748 | — | 18,642 | |
| Propylene | 1,890 | 1,890 | — | — | — | |
| Chlorine | 107 | 107 | — | — | 42 | |
| n-Butyl alcohol | 7 | 7 | — | — | — | |
| sec-Butyl alcohol | 5 | 5 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Methanol | 24,515 | 24,515 | — | — | 405,015 | |
| Propylene | 3,695 | 3,695 | — | — | — | |
| Chlorine | 1,252 | 1,252 | — | — | — | |
| n-Butyl alcohol | 2 | 2 | — | — | 34,788 | |
| sec-Butyl alcohol | 2 | 2 | — | — | 52,182 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Methanol | 22,055 | 22,055 | — | — | 564,220 | |
| Propylene | 2,411 | 2,411 | — | — | — | |
| Chlorine | 1,129 | 1,129 | — | — | — | |
| n-Butyl alcohol | 7 | 7 | — | — | — | |
| sec-Butyl alcohol | 2 | 2 | — | — | 43,543 |
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.
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 |
|---|---|---|---|---|---|
|
LINDE GAS NORTH AMERICA LLC
LA PORTE, TX
|
Methanol | — | — | 4,058 | — |
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 |
|---|---|---|
| n-Butyl alcohol | 33,257 | GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA |
| Methanol | 512,652 | GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA |
| sec-Butyl alcohol | 49,885 | GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA |
| Chlorine | 42 | 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 | FRV | Mar 24, 2025 | — | Open |
| caa | FRV | Nov 4, 2024 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 15, 2024 | — | Open |
| caa | FRV | Mar 26, 2021 | — | Open |
| caa | FRV | Mar 26, 2021 | — | Open |
| cwa | Schedule Event achieved late but reported | Aug 13, 2018 | — | Open |
| cwa | Schedule Event achieved late but reported | Nov 15, 2012 | — | Open |
| cwa | Schedule Event unachieved and not reported | Nov 15, 2012 | Aug 28, 2013 | Resolved |
| cwa | Schedule Event unachieved but reported | Nov 15, 2012 | Aug 28, 2013 | Resolved |
| cwa | Schedule Event reported late | Nov 15, 2012 | — | Open |
| cwa | Schedule Event achieved late but reported | Aug 30, 2011 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 30, 2011 | Aug 28, 2013 | Resolved |
| cwa | Schedule Event unachieved but reported | Aug 30, 2011 | Aug 28, 2013 | Resolved |
| cwa | Schedule Event reported late | Aug 30, 2011 | — | Open |
| cwa | Schedule Event reported late | Aug 15, 2011 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 15, 2011 | Aug 28, 2013 | Resolved |
| cwa | Schedule Event unachieved but reported | Aug 15, 2011 | Aug 28, 2013 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 15, 2011 | — | 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 |
|---|---|---|---|---|---|---|
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 383.00 mg/L | 75.00 | +411% | Dec 2025 | Open |
| pH range excursions, > 60 minutes | DMR, Limited - Numeric Violation | 0.03 occur/d | 0.00 | +2,147,483,650% | Jan 2024 | Open |
| pH range excursions, > 60 minutes | DMR, Limited - Numeric Violation | 0.03 occur/d | 0.00 | +2,147,483,650% | Dec 2023 | Open |
| pH range excursions, > 60 minutes | DMR, Limited - Numeric Violation | 0.03 occur/d | 0.00 | +2,147,483,650% | Jan 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 24,081.25 kg/d | 179.15 | +13,342% | Jan 2023 | Resolved |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 334.00 mg/L | 75.00 | +345% | Jan 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 3,265.35 kg/d | 72.37 | +4,412% | Jan 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 567.95 kg/d | 179.15 | +217% | Nov 2022 | Resolved |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 85.00 mg/L | 75.00 | +13% | Nov 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 81.36 kg/d | 72.37 | +12% | Nov 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 77.54 kg/d | 72.37 | +7% | Oct 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 297.69 kg/d | 179.15 | +66% | Oct 2022 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.10 mg/L | 0.09 | +4% | Mar 2022 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 86.80 mg/L | 75.00 | +16% | Jan 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 1,454.66 kg/d | 179.10 | +712% | Jul 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 240.89 kg/d | 140.97 | +71% | Jul 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 242.35 kg/d | 72.37 | +235% | Jul 2021 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 389.00 mg/L | 75.00 | +419% | Jul 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 1,715.08 kg/d | 462.13 | +271% | Jul 2021 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 129.00 mg/L | 75.00 | +72% | Mar 2021 | Resolved |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 510.00 mg/L | 75.00 | +580% | Dec 2020 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 1,043.29 kg/d | 462.13 | +126% | Sep 2020 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 2,072.28 kg/d | 179.10 | +1,057% | Mar 2020 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 393.89 kg/d | 72.37 | +444% | Mar 2020 | Open |
| Carbon, tot organic [TOC] | DMR, Limited - Numeric Violation | 961.00 mg/L | 75.00 | +1,181% | Mar 2020 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.09 | +83% | Jul 2019 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.26 mg/L | 0.09 | +182% | Jan 2019 | Open |
| Copper, total [as Cu] | DMR, Limited - Overdue | 0.08 mg/L | 0.04 | +79% | Jan 2019 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Overdue | 0.54 kg/d | 0.35 | +54% | Jan 2019 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Overdue | 0.26 mg/L | 0.09 | +182% | Jan 2019 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.08 mg/L | 0.04 | +79% | Jan 2019 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.54 kg/d | 0.35 | +54% | Jan 2019 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 116.00 deg F | 105.00 | +10% | Mar 2018 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.04 | +3% | Feb 2018 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 1.09 mg/L | 1.00 | +9% | Feb 2018 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.02 | +49% | Oct 2017 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.14 kg/d | 0.09 | +62% | Sep 2017 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.09 mg/L | 0.02 | +260% | Sep 2017 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.41 kg/d | 0.18 | +126% | Sep 2017 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.25 mg/L | 0.05 | +397% | Sep 2017 | Open |
| pH range excursions, > 60 minutes | DMR, Limited - Numeric Violation | 0.03 occur/d | 0.00 | +2,147,483,650% | Sep 2017 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.06 mg/L | 0.05 | +14% | Aug 2017 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +32% | Aug 2017 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.10 mg/L | 0.05 | +92% | Jul 2017 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.09 kg/d | 0.09 | +7% | Jul 2017 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.02 | +49% | Jul 2017 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.25 kg/d | 0.18 | +41% | Jul 2017 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 50.00 mg/L | 21.10 | +137% | Apr 2017 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 110.51 kg/d | 79.95 | +38% | Apr 2017 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 11.61 mg/L | 10.00 | +16% | Apr 2017 | 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 3602687626
Administrative - Formal
Clean Air Act
· Case 3604384369 · Feb 10, 2026
$11,500
Administrative - Formal
Clean Air Act
· Case 3604288073 · Jan 13, 2026
$6,900
State CWA Penalty AO
Clean Water Act
· Case TX-2021-0817-IWD-E · Dec 20, 2022
$17,600
State CWA Penalty AO
Clean Water Act
· Case TX-2016-1002-IWD-E · Feb 14, 2018
$20,125
State CWA Penalty AO
Clean Water Act
· Case TX-2010-2061-IWD-E · Jul 31, 2011
$11,118
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