COVESTRO LLC, SOUTH CHARLESTON
Quick Summary
- •Released 4,955 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 $25,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
437 MACCORKLE AVENUE SOUTHWEST
SOUTH CHARLESTON, WV 25303
View on map ↗ - County
- KANAWHA County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325199
- Inspections
- 5 · last Sep 23, 2025
- Total Penalties
- $25,000 · last Jan 22, 2024
- Registry ID
- 110013764266
How This Compares
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.
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.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 4,486 | — |
| 2016 | 4,036 | -10% |
| 2017 | 4,955 | +23% |
| 2018 | 4,977 | 0% |
| 2019 | 4,001 | -20% |
| 2020 | 3,410 | -15% |
| 2021 | 3,258 | -4% |
| 2022 | 3,069 | -6% |
| 2023 | 3,439 | +12% |
| 2024 | 2,680 | -22% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 1,458 | 1,458 | — | — | 1,272,754 | ♦ Carcinogen |
| Propylene oxide | 860 | 860 | — | — | 32,643 | ♦ Carcinogen |
| Acrylonitrile | 285 | 285 | — | — | 436,391 | ♦ Carcinogen |
| Ethylene oxide | 76 | 76 | — | — | — | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Propylene oxide | 1,466 | 1,466 | — | — | 33,413 | ♦ Carcinogen |
| Styrene | 1,378 | 1,378 | — | — | 726,700 | ♦ Carcinogen |
| Acrylonitrile | 355 | 355 | — | — | 312,668 | ♦ Carcinogen |
| Ethylene oxide | 240 | 240 | — | — | — | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Propylene oxide | 1,382 | 1,382 | — | — | 70,078 | ♦ Carcinogen |
| Styrene | 1,307 | 1,307 | — | — | 633,226 | ♦ Carcinogen |
| Acrylonitrile | 302 | 302 | — | — | 293,218 | ♦ Carcinogen |
| Ethylene oxide | 78 | 78 | — | — | — | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 1,550 | 1,550 | — | — | 1,143,947 | ♦ Carcinogen |
| Propylene oxide | 1,310 | 1,310 | — | — | 112,113 | ♦ Carcinogen |
| Acrylonitrile | 280 | 280 | — | — | 507,133 | ♦ Carcinogen |
| Ethylene oxide | 118 | 118 | — | — | — | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 1,547 | 1,547 | — | — | 1,012,045 | ♦ Carcinogen |
| Propylene oxide | 1,333 | 1,333 | — | — | 88,442 | ♦ Carcinogen |
| Acrylonitrile | 370 | 370 | — | — | 441,578 | ♦ Carcinogen |
| Ethylene oxide | 159 | 159 | — | — | — | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 1,853 | 1,853 | — | — | 1,069,049 | ♦ Carcinogen |
| Propylene oxide | 1,458 | 1,458 | — | — | 91,252 | ♦ Carcinogen |
| Acrylonitrile | 495 | 495 | — | — | 390,503 | ♦ Carcinogen |
| Ethylene oxide | 195 | 195 | — | — | — | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 2,433 | 2,433 | — | — | 1,132,574 | ♦ Carcinogen |
| Propylene oxide | 1,787 | 1,787 | — | — | 92,534 | ♦ Carcinogen |
| Acrylonitrile | 582 | 582 | — | — | 544,943 | ♦ Carcinogen |
| Ethylene oxide | 175 | 175 | — | — | — | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 2,470 | 2,470 | — | — | 1,048,703 | ♦ Carcinogen |
| Propylene oxide | 1,710 | 1,710 | — | — | 85,834 | ♦ Carcinogen |
| Acrylonitrile | 610 | 610 | — | — | 468,846 | ♦ Carcinogen |
| Ethylene oxide | 165 | 165 | — | — | — | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 2,200 | 2,200 | — | — | 1,182,278 | ♦ Carcinogen |
| Propylene oxide | 1,270 | 1,270 | — | — | 51,034 | ♦ Carcinogen |
| Acrylonitrile | 410 | 410 | — | — | 596,318 | ♦ Carcinogen |
| Ethylene oxide | 156 | 156 | — | — | — | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | 2,137 | 2,137 | — | — | 752,966 | ♦ Carcinogen |
| Propylene oxide | 1,645 | 1,645 | — | — | 76,235 | ♦ Carcinogen |
| Acrylonitrile | 521 | 521 | — | — | 756,027 | ♦ Carcinogen |
| Ethylene oxide | 183 | 183 | — | — | — | ♦ Carcinogen |
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 |
|---|---|---|---|---|
| Acrylonitrile | — | 954,932 | 425,903 | 53,476 |
| Propylene oxide | — | — | 32,611 | — |
| Styrene | — | 676,605 | 790,976 | 486,322 |
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
|
Styrene | — | — | — | 146,915 |
|
GIANT CEMENT COMPANY
HARLEYVILLE, SC
|
Styrene | — | — | 40,069 | — |
|
ROSS INCINERATION SERVICES INC
GRAFTON, OH
|
Styrene | — | — | — | 334,747 |
|
SYSTECH ENVIRONMENTAL CORPORATION
PAULDING, OH
|
Styrene | — | — | 750,907 | — |
|
GIANT CEMENT COMPANY
HARLEYVILLE, SC
|
Acrylonitrile | — | — | 28,519 | — |
|
SYSTECH ENVIRONMENTAL CORPORATION
PAULDING, OH
|
Acrylonitrile | — | — | 397,384 | — |
|
ROSS INCINERATION SERVICES INC
GRAFTON, OH
|
Acrylonitrile | — | — | — | 2,367 |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Acrylonitrile | — | — | — | 7,982 |
|
UNION CARBIDE CORPORATION - SOUTH CHARLESTON PLANT
SOUTH CHARLESTON, WV
|
Propylene oxide | — | — | 32,611 | — |
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 |
|---|---|---|
| Styrene | 116 | SOUTH CHARLESTON WWTW, SOUTH CHARLESTON |
| Acrylonitrile | 139 | SOUTH CHARLESTON WWTW, SOUTH CHARLESTON |
| Propylene oxide | 32 | SOUTH CHARLESTON WWTW, SOUTH CHARLESTON |
| Ethylene oxide | — | SOUTH CHARLESTON WWTW, SOUTH CHARLESTON |
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 | Aug 15, 2023 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Mar 25, 2021 | Mar 25, 2021 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems | Mar 25, 2021 | Mar 25, 2021 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Oct 21, 2019 | Dec 9, 2019 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Aug 2, 2018 | Mar 21, 2019 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Aug 2, 2018 | Aug 2, 2018 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Jul 29, 2015 | Sep 30, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jul 29, 2015 | Sep 30, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | May 15, 2008 | May 15, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | May 4, 2006 | May 10, 2006 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Tank Systems | Jul 21, 1998 | Oct 1, 1998 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 21, 1998 | Oct 1, 1998 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | Nov 17, 1997 | Dec 21, 1998 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Nov 17, 1997 | Dec 21, 1998 | Resolved |
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.