EPA TRI Facility · Transportation Equipment
Flat Rock Assembly Plant
Flat Rock, MI · Parent: Ford Motor Co
- Total releases
- 186.3K lbs
- Chemicals reported
- 17
- Carcinogens
- 4
- Primary pathway
- Air Releases
AIR Form-R mix
Flat Rock Assembly Plant: how the 186.3K lbs splits
186.3K lbs across all reported pathways
- Air Releases 139.0K lbs 74.6%
- Off-site Transfers 47.4K lbs 25.4%
Flat Rock Assembly Plant's 186.3K lbs Form-R total is AIR - air releases is 74.6% of the bar. Next segment: off-site transfers at 25.4%. Leading chemical by pounds: Xylene (mixed isomers).
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.
MID volume AIR pathway CARC-LEAN
Flat Rock Assembly Plant is an EPA Toxics Release Inventory reporter in Flat Rock, MI, in the transportation equipment sector. It reported 27.7K lbs of releases across 14 chemicals in 2023, and 186.3K lbs in total across its 2019-2023 reporting years. That ranks 3,370 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. Flat Rock Assembly Plant is pounds #114 and chemical-count #30 at 186.3K 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: Marathon Pipe Line - Woodhaven Terminal; Ford Motor Co Woodhaven Forging Plant; Ford Motor Co Woodhaven Stamping Plant; Flat Rock Metal Inc.. Similar-scale Transportation Equipment peers outside Michigan: Volvo Group N.a. LLC; Kyb Americas Corp; Element Materials Technology Hartford Inc.; Detyens Shipyard. Other Ford Motor Co sites in this extract: Ford Motor Company--Kansas City Assembly Plant; Ford Motor Co Dearborn Truck Plant; Ford Motor Co Kentucky Truck Plant; Ford Motor Co Chicago Assembly. Largest disclosed chemicals by pounds: Xylene (mixed isomers); 1,2,4-Trimethylbenzene; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Zinc compounds.
Flat Rock Assembly Plant stamps MID volume with a dominant AIR pathway (74.6% air releases) across 17 chemicals · 4 carcinogen-classified. Cumulative Form-R extract: 186.3K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Volvo Group N.a. LLC and Kyb Americas Corp.
Flat Rock Assembly Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
186K lbs Top 13% higher than 87% 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
Flat Rock Assembly Plant in the Transportation Equipment sector extract
Among the 1,603 Transportation Equipment facilities in this database, Flat Rock Assembly Plant reports the 191st-largest volume, placing it in the top 11.9% of its sector. Scale peers outside Michigan include Volvo Group N.a. LLC and Kyb Americas Corp.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Flat Rock Assembly Plant's total reported releases fell from 35.8 thousand lb in 2022 to 27.7 thousand lb in 2023, based on EPA TRI filings.
- Flat Rock Assembly Plant's air releases fell from 26.5 thousand lb in 2022 to 19.4 thousand lb in 2023, based on EPA TRI filings.
- Flat Rock Assembly Plant's chemicals reported fell from 16 in 2022 to 14 in 2023, based on EPA TRI filings.
- Flat Rock Assembly Plant's off-site transfers fell from 9.4 thousand lb in 2022 to 8.3 thousand lb in 2023, based on EPA TRI filings.
Flat Rock Assembly Plant Form-R facts
Compare this facility
See how Flat Rock Assembly Plant stacks up against nearby facilities and the typical reporter.
17.0× more than the comparison
2.4× 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 Flat Rock Assembly Plant releases toxic chemicals into the environment. Total: 186.3K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 51% (56.0K lbs to 27.7K lbs).
Flat Rock Assembly Plant: annual Form-R pounds
MID site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Flat Rock Assembly Plant year-over-year reported totals (decreased by 51% 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: Xylene (mixed isomers).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 56.0K lbs | 16 |
| 2020 | 30.4K lbs | 14 |
| 2021 | 36.4K lbs | 16 |
| 2022 | 35.8K lbs | 16 |
| 2023 | 27.7K lbs | 14 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 4 of 17 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Xylene (mixed isomers) | 47.5K lbs | - |
| 1,2,4-Trimethylbenzene | 34.7K lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 27.3K lbs | - |
| Zinc compounds | 16.0K lbs | - |
| Certain glycol ethers | 15.8K lbs | - |
| n-Butyl alcohol | 12.8K lbs | - |
| Methyl isobutyl ketone | 10.6K lbs | Carcinogen |
| Ethylbenzene | 8.9K lbs | Carcinogen |
| Toluene | 5.2K lbs | - |
| Methanol | 3.0K lbs | - |
| Manganese compounds | 2.9K lbs | - |
| Copper | 1.2K lbs | - |
| Ethylene glycol | 382 lbs | - |
| Benzene | 126 lbs | Carcinogen |
| Lead | 36 lbs | Carcinogen |
| Manganese | 3 lbs | - |
| Sodium nitrite | 0 lbs | - |
Flat Rock Assembly Plant · AIR-pathway site
Nearest TRI Facilities to Flat Rock Assembly Plant
Closest other reporters in Michigan - including Marathon Pipe Line - Woodhaven Terminal, Ford Motor Co Woodhaven Forging Plant, Ford Motor Co Woodhaven Stamping Plant, ordered by distance.
Showing 8 of 790 other reporting facilities in Michigan.
Similar Transportation Equipment Facilities
Other Transportation Equipment facilities with similar total release volumes (±80%), outside Michigan - e.g. Volvo Group N.a. LLC, Kyb Americas Corp, Element Materials Technology Hartford Inc..
Compare beyond Michigan
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Flat Rock Assembly Plant on cumulative reported pounds (186.3K lbs) and distinct chemical count (17). Release-pound peers include Belgioioso - Chase, Certainteed LLC, Lasalle Lumber Co LLC - Urania Sawmill. Chemical-count peers include Astro Chemicals Inc, Doremus Terminal LLC, Rq Resins LLC. 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.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Ford Motor Co Facilities
Same-parent TRI sites ranked by reported releases - including Ford Motor Company--Kansas City Assembly Plant, Ford Motor Co Dearborn Truck Plant, Ford Motor Co Kentucky Truck Plant.
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 Xylene (mixed isomers), 1,2,4-Trimethylbenzene, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Zinc compounds; nearby reporters include Marathon Pipe Line - Woodhaven Terminal. Flat Rock Assembly Plant stamps MID volume · AIR pathway · CARC-LEAN 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 Flat Rock Assembly Plant TRI extract (MID · AIR · CARC-LEAN · lead Xylene (mixed isomers)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Flat Rock Assembly Plant totals are self-reported EPCRA §313 estimates for Flat Rock, MI, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 336111 · Transportation Equipment. 0.1% of Wayne TRI pounds in this extract. Nearest ABS peer: Belgioioso - Chase (Δ 20 lbs). Pounds ≠ exposure.
Flat Rock Assembly Plant stamps MID volume · AIR pathway · CARC-LEAN · lead Xylene (mixed isomers). 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