EPA TRI Facility · Chemicals
Trinseo Llc-Mi Operations
Midland, MI · Parent: Trinseo US Holding Inc
- Total releases
- 90.8K lbs
- Chemicals reported
- 12
- Carcinogens
- 8
- Primary pathway
- Air Releases
AIR Form-R mix
Trinseo Llc-Mi Operations: how the 90.8K lbs splits
90.8K lbs across all reported pathways
- Air Releases 90.8K lbs 100.0%
- Off-site Transfers 8 lbs <0.1%
- Land Disposal 0 lbs <0.1%
Trinseo Llc-Mi Operations's 90.8K lbs Form-R total is AIR - air releases is 100.0% of the bar. Next segment: off-site transfers at <0.1%. 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
Trinseo Llc-Mi Operations is an EPA Toxics Release Inventory reporter in Midland, MI, in the chemicals sector. It reported 13.8K lbs of releases across 11 chemicals in 2023, and 90.8K lbs in total across its 2019-2023 reporting years. That ranks 4,800 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Michigan's 791 reporting TRI sites, pounds #1 is not chemical-count #1. Trinseo Llc-Mi Operations is pounds #161 and chemical-count #56 at 90.8K lbs. Cleveland-Cliffs Steel Corp Dearborn Works leads reported pounds (53.0M lbs) at 17 chemicals (chemical-count #27). Eq Detroit Inc leads chemical count at 71 chemicals (14.0M lbs, pounds #5). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: The Dow Chemical Co; Corteva Agriscience LLC - Midland; Xalt Energy LLC; Midland Cogeneration Venture. Similar-scale Chemicals peers outside Michigan: Arnette Polymers LLC; Pmc Organometallix Inc.; Ineos Oxide a Div of Ineos Americas LLC; Baerlocher Production USA LLC. Other Trinseo US Holding Inc sites in this extract: Altuglas LLC; Aristech Surfaces LLC; Trinseo LLC. Largest disclosed chemicals by pounds: Styrene; Ethylbenzene; Butyl acrylate; Acrylonitrile.
Trinseo Llc-Mi Operations stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 12 chemicals · 8 carcinogen-classified. Cumulative Form-R extract: 90.8K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Arnette Polymers LLC and Pmc Organometallix Inc..
Trinseo Llc-Mi Operations vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
91K lbs Top 18% higher than 82% of 25,986 reporting TRI facilities
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
Trinseo Llc-Mi Operations: carcinogen-lbs share on Form-R
Among the 3,917 Chemicals facilities in this database, Trinseo Llc-Mi Operations reports the 958th-largest volume, placing it in the top 24.5% of its sector. Carcinogen-classified chemicals make up 81.1% of the reported pounds, not just of the chemical count. Scale peers outside Michigan include Arnette Polymers LLC and Pmc Organometallix Inc..
Carcinogen-heavy means ≥50% of pounds (81.1% here), not of chemical count. EPA/IARC classification ≠ site risk.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Trinseo Llc-Mi Operations's total reported releases fell from 20.5 thousand lb in 2022 to 13.8 thousand lb in 2023, based on EPA TRI filings.
- Trinseo Llc-Mi Operations's air releases fell from 20.5 thousand lb in 2022 to 13.8 thousand lb in 2023, based on EPA TRI filings.
Trinseo Llc-Mi Operations Form-R facts
Compare this facility
See how Trinseo Llc-Mi Operations stacks up against nearby facilities and the typical reporter.
94% less than the comparison
81% less 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 Trinseo Llc-Mi Operations releases toxic chemicals into the environment. Total: 90.8K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 7% (13.0K lbs to 13.8K lbs).
Trinseo Llc-Mi Operations: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Trinseo Llc-Mi Operations year-over-year reported totals (increased by 7% 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.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 13.0K lbs | 12 |
| 2020 | 25.8K lbs | 11 |
| 2021 | 17.8K lbs | 11 |
| 2022 | 20.5K lbs | 11 |
| 2023 | 13.8K lbs | 11 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 8 of 12 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Styrene | 26.0K lbs | Carcinogen |
| Ethylbenzene | 25.4K lbs | Carcinogen |
| Butyl acrylate | 13.6K lbs | - |
| Acrylonitrile | 12.4K lbs | Carcinogen |
| 1,3-Butadiene | 6.8K lbs | Carcinogen |
| Methanol | 1.8K lbs | - |
| Ethyl acrylate | 1.5K lbs | Carcinogen |
| Methyl methacrylate | 1.5K lbs | - |
| Vinyl acetate | 1.1K lbs | Carcinogen |
| N,N-Dimethylformamide | 473 lbs | Carcinogen |
| Acrylic acid | 263 lbs | - |
| Lead | 0 lbs | Carcinogen |
Trinseo Llc-Mi Operations · AIR-pathway site
Nearest TRI Facilities to Trinseo Llc-Mi Operations
Closest other reporters in Michigan - including The Dow Chemical Co, Corteva Agriscience LLC - Midland, Xalt Energy LLC, ordered by distance.
Showing 8 of 790 other reporting facilities in Michigan.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Michigan - e.g. Arnette Polymers LLC, Pmc Organometallix Inc., Ineos Oxide a Div of Ineos Americas LLC.
Compare beyond Michigan
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Trinseo Llc-Mi Operations on cumulative reported pounds (90.8K lbs) and distinct chemical count (12). Release-pound peers include Weatherford Artificial Lift Systems LLC, Lamb Weston Inc, Superior Home Products Inc. Chemical-count peers include Fmc Agricultural Caribe Industries Ltd, Peerless Oil & Chemicals Inc., Prepa - Aguirre Power Generati on Complex. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
- Weatherford Artificial Lift Systems LLC Colorado Springs, CO · Fabricated Metals 90.9K lbs reported
- Lamb Weston Inc Twin Falls, ID · Food 90.8K lbs reported
- Superior Home Products Inc Wentzville, MO · Plastics and Rubber 90.9K lbs reported
- Arnette Polymers LLC Richmond, MO · Chemicals 90.8K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Fmc Agricultural Caribe Industries Ltd Manati, PR · Chemicals 12 chemicals
- Peerless Oil & Chemicals Inc. Penuelas, PR · Petroleum Bulk Terminals 12 chemicals
- Prepa - Aguirre Power Generati on Complex Aguirre, PR · Electric Utilities 12 chemicals
- Citgo Petroleum Corp Braintree, MA · Petroleum Bulk Terminals 12 chemicals
Other Trinseo US Holding Inc Facilities
Same-parent TRI sites ranked by reported releases - including Altuglas LLC, Aristech Surfaces LLC, Trinseo LLC.
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, Ethylbenzene, Butyl acrylate, Acrylonitrile; nearby reporters include The Dow Chemical Co. Trinseo Llc-Mi Operations 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 Trinseo Llc-Mi Operations TRI extract (LIGHT · AIR · CARC-HEAVY · lead Styrene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Trinseo Llc-Mi Operations totals are self-reported EPCRA §313 estimates for Midland, MI, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325211 · Chemicals. 2.3% of Midland TRI pounds in this extract. Nearest ABS peer: Weatherford Artificial Lift Systems LLC (Δ 28 lbs). Pounds ≠ exposure.
Trinseo Llc-Mi Operations 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