EPA TRI Facility · Chemicals

Ineos Composites US LLC

Commerce, CA · Parent: Ineos Enterprises US Holdco LLC

Total releases
27.3K lbs
Chemicals reported
11
Carcinogens
3
Primary pathway
Air Releases

AIR Form-R mix

Ineos Composites US LLC: how the 27.3K lbs splits

27.3K lbs across all reported pathways

  • Air Releases 26.9K lbs 98.4%
  • Off-site Transfers 436 lbs 1.6%

Ineos Composites US LLC's 27.3K lbs Form-R total is AIR - air releases is 98.4% of the bar. Next segment: off-site transfers at 1.6%. Leading chemical by pounds: Styrene.

Carcinogen-classified pounds vs other reported pounds

Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.

LIGHT volume AIR pathway CARC-HEAVY

Ineos Composites US LLC is an EPA Toxics Release Inventory reporter in Commerce, CA, in the chemicals sector. It reported 5.2K lbs of releases across 8 chemicals in 2023, and 27.3K lbs in total across its 2019-2023 reporting years. That ranks 7,530 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In California's 1,149 reporting TRI sites, pounds #1 is not chemical-count #1. Ineos Composites US LLC is pounds #273 and chemical-count #64 at 27.3K lbs. Clean Harbors Buttonwillow LLC leads reported pounds (50.4M lbs) at 45 chemicals (chemical-count #2). Chevron Products Co Richmond Refinery leads chemical count at 46 chemicals (3.0M lbs, pounds #13). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Monogram Aerospace Fasteners; American Renolit Corp La; Ramcar Batteries Inc.; Univar Solutions USA Inc.. Similar-scale Chemicals peers outside California: Didion Ethanol LLC; Rodda Paint Co; Monument Chemical Baytown LLC; Bvpv Styrenics LLC. Other Ineos Enterprises US Holdco LLC sites in this extract: Ineos Pigments USA Inc; Ineos Pigments USA Inc; Ineos Joliet LLC; Ineos Composites US LLC. Largest disclosed chemicals by pounds: Styrene; Dicyclopentadiene; Ethylene glycol; 4,4'-Isopropylidenediphenol.

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Ineos Composites US LLC stamps LIGHT volume with a dominant AIR pathway (98.4% air releases) across 11 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 27.3K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Didion Ethanol LLC and Rodda Paint Co.

#7,530 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Ineos Composites US LLC vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

27K lbs Top 29% higher than 71% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.

Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year

Ineos Composites US LLC: Styrene-led volume

Among the 3,917 Chemicals facilities in this database, Ineos Composites US LLC reports the 1,591st-largest volume (27.3K lbs). Its reported volume is concentrated rather than spread: Styrene alone is 95.0% of the total. Carcinogen-classified chemicals make up 95.0% of the reported pounds, not just of the chemical count. Scale peers outside California include Didion Ethanol LLC and Rodda Paint Co.

Concentrated means ≥60% of Ineos Composites US LLC's pounds in one chemical - here Styrene at 95.0%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Ineos Composites US LLC's total reported releases fell from 5.6 thousand lb in 2022 to 5.2 thousand lb in 2023, based on EPA TRI filings.
  • Ineos Composites US LLC's off-site transfers rose from 0 lb in 2022 to 221 lb in 2023, based on EPA TRI filings.
  • Ineos Composites US LLC's air releases fell from 5.6 thousand lb in 2022 to 5.0 thousand lb in 2023, based on EPA TRI filings.
  • Ineos Composites US LLC's chemicals reported fell from 9 in 2022 to 8 in 2023, based on EPA TRI filings.

Ineos Composites US LLC Form-R facts

Sector
Chemicals
LIGHT volume
27.3K lbs
AIR pathway
Air Releases
CARC-HEAVY chem count
11 · 3 carc.
Lead chemical
Styrene

Compare this facility

See how Ineos Composites US LLC stacks up against nearby facilities and the typical reporter.

Total reported releases
Ineos Composites US LLC
27.3K lbs
Monogram Aerospace Fasteners
14.6K lbs

87% more than the comparison

Chemicals reported
Ineos Composites US LLC
11
Monogram Aerospace Fasteners
4

2.8× more than the comparison

Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.

How does this facility release toxic chemicals?

How Ineos Composites US LLC releases toxic chemicals into the environment. Total: 27.3K lbs.

Air Releases 26.9K lbs (98.4%)
Off-site Transfers 436 lbs (1.6%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 1% (5.2K lbs to 5.2K lbs).

Ineos Composites US LLC: annual Form-R pounds

LIGHT site · AIR pathway · TRI years 2019–2023

million lbs

What this shows Ineos Composites US LLC year-over-year reported totals (increased by 1% from 2019 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Styrene.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 5.2K lbs 10
2020 5.4K lbs 11
2021 5.8K lbs 11
2022 5.6K lbs 9
2023 5.2K lbs 8

Chemical Releases

Aggregated across all reporting years (2019–2023). 3 of 11 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Styrene 25.9K lbs Carcinogen
Dicyclopentadiene 544 lbs -
Ethylene glycol 280 lbs -
4,4'-Isopropylidenediphenol 278 lbs -
Maleic anhydride 92 lbs -
Phthalic anhydride 78 lbs -
Methanol 48 lbs -
Tetrabromobisphenol A 36 lbs -
Cobalt compounds 0 lbs Carcinogen
N,N-Dimethylaniline 0 lbs -
N,N-Dimethylformamide 0 lbs Carcinogen

Ineos Composites US LLC · AIR-pathway site

Commerce, CA
33.9878, -118.1389
County TRI context
Los Angeles · 0.1% of county pounds
Parent company
Ineos Enterprises US Holdco LLC

Compare beyond California

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Ineos Composites US LLC on cumulative reported pounds (27.3K lbs) and distinct chemical count (11). Release-pound peers include Rain Cii Carbon LLC, Valmont - Columbia Galvanizing Inc., Didion Ethanol LLC. Chemical-count peers include Puerto Rico Energy LLC - Bayamon Terminal, Lanco Manufacturing Corp, Buckeye Caribbean Terminals LLC (former Scyi). Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

About TRI Data

Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.

On this page the largest disclosed chemicals include Styrene, Dicyclopentadiene, Ethylene glycol, 4,4'-Isopropylidenediphenol; nearby reporters include Monogram Aerospace Fasteners. Ineos Composites US LLC stamps LIGHT volume · AIR pathway · CARC-HEAVY carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.

Use and verify this record

This Ineos Composites US LLC TRI extract (LIGHT · AIR · CARC-HEAVY · lead Styrene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Ineos Composites US LLC totals are self-reported EPCRA §313 estimates for Commerce, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325211 · Chemicals. 0.1% of Los Angeles TRI pounds in this extract. Nearest ABS peer: Rain Cii Carbon LLC (Δ 5 lbs). Pounds ≠ exposure.

Ineos Composites US LLC stamps LIGHT volume · AIR pathway · CARC-HEAVY · lead Styrene. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.

All federal data sources used on this page
  • EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
  • EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
  • EPA Facility Registry Service - facility location and identity. epa.gov
  • EPA ECHO - regulatory and compliance context. epa.gov
  • EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov