INEOS COMPOSITES US, LLC
Quick Summary
- •Released 15,574 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 $22,630 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
2650 NEVILLE RD
PITTSBURGH, PA 15225
View on map ↗ - County
- ALLEGHENY County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325211
- Inspections
- 3 · last Jun 5, 2024
- Total Penalties
- $22,630 · last Apr 25, 2025
- Registry ID
- 110000329653
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 | 14,369 | — |
| 2016 | 12,673 | -12% |
| 2017 | 15,574 | +23% |
| 2018 | 17,088 | +10% |
| 2019 | 428 | -97% |
| 2020 | 15,377 | +3493% |
| 2021 | 16,203 | +5% |
| 2022 | 17,307 | +7% |
| 2023 | 16,202 | -6% |
| 2024 | 13,776 | -15% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 9,794 | 9,794 | — | — | 8,924 | ♦ Carcinogen |
| Methyl methacrylate | 1,710 | 1,710 | — | — | 206 | |
| Ethylene glycol | 839 | 839 | — | — | 1 | |
| Maleic anhydride | 764 | 764 | — | — | 161 | |
| Phthalic anhydride | 395 | 395 | — | — | 161 | |
| Dicyclopentadiene | 274 | 274 | — | — | 1 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 10,764 | 10,764 | — | — | 13,771 | ♦ Carcinogen |
| Phthalic anhydride | 1,936 | 1,936 | — | — | 101 | |
| Methyl methacrylate | 1,567 | 1,567 | — | — | 473 | |
| Maleic anhydride | 1,077 | 1,077 | — | — | 101 | |
| Ethylene glycol | 467 | 467 | — | — | — | |
| Dicyclopentadiene | 391 | 391 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 11,227 | 11,227 | — | — | 9,440 | ♦ Carcinogen |
| Methyl methacrylate | 2,042 | 2,042 | — | — | 515 | |
| Phthalic anhydride | 1,875 | 1,875 | — | — | 480 | |
| Maleic anhydride | 1,192 | 1,192 | — | — | 480 | |
| Ethylene glycol | 497 | 497 | — | — | — | |
| Dicyclopentadiene | 474 | 474 | — | — | — |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 10,867 | 10,867 | — | — | 5,672 | ♦ Carcinogen |
| Phthalic anhydride | 1,960 | 1,960 | — | — | 248 | |
| Methyl methacrylate | 1,210 | 1,210 | — | — | — | |
| Maleic anhydride | 1,183 | 1,183 | — | — | 248 | |
| Ethylene glycol | 499 | 499 | — | — | — | |
| Dicyclopentadiene | 484 | 484 | — | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| Styrene | 10,125 | 10,125 | — | — | 13,470 | ♦ Carcinogen |
| Phthalic anhydride | 1,739 | 1,739 | — | — | 746 | |
| Methyl methacrylate | 1,325 | 1,325 | — | — | 77 | |
| Maleic anhydride | 1,177 | 1,177 | — | — | 1,032 | |
| Dicyclopentadiene | 510 | 510 | — | — | — | |
| Ethylene glycol | 501 | 501 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Dicyclopentadiene | 428 | 428 | — | — | — |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 11,517 | 11,517 | — | — | 9,092 | ♦ Carcinogen |
| Phthalic anhydride | 1,778 | 1,778 | — | — | 8,869 | |
| Methyl methacrylate | 1,390 | 1,390 | — | — | 227 | |
| Maleic anhydride | 1,306 | 1,306 | — | — | 555 | |
| Dicyclopentadiene | 574 | 574 | — | — | — | |
| Ethylene glycol | 523 | 523 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| Styrene | 10,465 | 10,465 | — | — | 17,645 | ♦ Carcinogen |
| Phthalic anhydride | 1,847 | 1,847 | — | — | 418 | |
| Methyl methacrylate | 1,166 | 1,166 | — | — | 678 | |
| Maleic anhydride | 1,061 | 1,061 | — | — | 346 | |
| Dicyclopentadiene | 540 | 540 | — | — | 51 | |
| Ethylene glycol | 495 | 495 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 9,022 | 9,022 | — | — | 23,016 | ♦ Carcinogen |
| Phthalic anhydride | 1,714 | 1,714 | — | — | 714 | |
| Maleic anhydride | 1,033 | 1,033 | — | — | 369 | |
| Ethylene glycol | 471 | 471 | — | — | — | |
| Dicyclopentadiene | 433 | 433 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cobalt compounds | — | — | — | — | — | ♦ Carcinogen |
| Styrene | 9,829 | 9,829 | — | — | 196,462 | ♦ Carcinogen |
| Phthalic anhydride | 1,901 | 1,901 | — | — | 389 | |
| Maleic anhydride | 1,140 | 1,140 | — | — | 259 | |
| Methyl methacrylate | 649 | 649 | — | — | 9,071 | |
| Ethylene glycol | 491 | 491 | — | — | — | |
| Dicyclopentadiene | 359 | 359 | — | — | 96 |
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 |
|---|---|---|---|---|
| Dicyclopentadiene | — | — | — | 9,946 |
| Methyl methacrylate | — | — | — | 206 |
| Maleic anhydride | — | — | — | 161 |
| Phthalic anhydride | — | — | — | 161 |
| Ethylene glycol | — | — | — | 15,704 |
| Styrene | — | — | 1,850 | 7,074 |
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 |
|---|---|---|---|---|---|
|
ROSS INCINERATION SERVICES INC
GRAFTON, OH
|
Styrene | — | — | — | 5,081 |
|
TRADEBE TREATMENT & RECYCLING LLC
EAST CHICAGO, IN
|
Styrene | — | — | 1,850 | — |
|
UNIVAR SOLUTIONS USA INC
MORAINE, OH
|
Styrene | — | — | — | 1,993 |
|
AES ENVIRONMENTAL, LLC
CALVERT CITY, KY
|
Phthalic anhydride | — | — | — | 150 |
|
VLS - ARMOR, LLC
MOUNT PLEASANT, TN
|
Phthalic anhydride | — | — | — | 11 |
|
AES ENVIRONMENTAL, LLC
CALVERT CITY, KY
|
Maleic anhydride | — | — | — | 150 |
|
VLS - ARMOR, LLC
MOUNT PLEASANT, TN
|
Maleic anhydride | — | — | — | 11 |
|
VLS - ARMOR, LLC
MOUNT PLEASANT, TN
|
Dicyclopentadiene | — | — | — | 1 |
|
VLS - ARMOR, LLC
MOUNT PLEASANT, TN
|
Ethylene glycol | — | — | — | 1 |
|
ROSS INCINERATION SERVICES INC
GRAFTON, OH
|
Methyl methacrylate | — | — | — | 138 |
|
UNIVAR SOLUTIONS USA INC
MORAINE, OH
|
Methyl methacrylate | — | — | — | 68 |
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 | HPV | Dec 3, 2024 | May 8, 2025 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 25, 2023 | Aug 24, 2023 | Resolved |
| caa | FRV | Sep 23, 2022 | — | Open |
| caa | FRV | Nov 24, 2021 | — | Open |
| caa | FRV | Jul 21, 2021 | — | Open |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Nov 2, 2016 | Feb 21, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Apr 7, 2016 | May 16, 2016 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 7, 2016 | May 16, 2016 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Apr 7, 2016 | May 16, 2016 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Apr 7, 2016 | May 16, 2016 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 30, 2003 | Jan 28, 2004 | 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.