EPA TRI Facility · Chemicals
Thetford Corp
Ann Arbor, MI
- Total releases
- 1.1K lbs
- Chemicals reported
- 2
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Thetford Corp: how the 1.1K lbs splits
1.1K lbs across all reported pathways
- Air Releases 1.1K lbs 100.0%
Thetford Corp's 1.1K lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Formaldehyde.
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
Thetford Corp is an EPA Toxics Release Inventory reporter in Ann Arbor, MI, in the chemicals sector. It reported 120 lbs of releases across 2 chemicals in 2021, and 1.1K lbs in total across its 2019-2021 reporting years. That ranks 13,723 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. Thetford Corp is pounds #529 and chemical-count #520 at 1.1K 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). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Lgc Genomics LLC; Dapco Industries; Paladin Attachments LLC; Alco Manufacturing Corp LLC. Similar-scale Chemicals peers outside Michigan: Manner Polymers Inc; Biogen Rtp; Evans Adhesive Corp; Ibc Advanced Technologies Inc.. Largest disclosed chemicals by pounds: Formaldehyde; Methanol.
Compare Thetford Corp with
Nearest reporters in Michigan
- Lgc Genomics LLC Dexter · 2.8K lbs
- Dapco Industries Dexter · 118.6K lbs
- Paladin Attachments LLC Dexter · 261 lbs
- Alco Manufacturing Corp LLC Dexter · 4 lbs
Similar-scale Chemicals sites elsewhere: Manner Polymers Inc (TX) · Biogen Rtp (NC) · Evans Adhesive Corp (OH)
Thetford Corp stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 1.1K lbs (2019–2021). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Manner Polymers Inc and Biogen Rtp.
Thetford Corp vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.1K lbs 47th percentile higher than 47% 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
Thetford Corp: Formaldehyde-led volume
Among the 3,917 Chemicals facilities in this database, Thetford Corp reports the 2,804th-largest volume (1.1K lbs). Its reported volume is concentrated rather than spread: Formaldehyde alone is 75.8% of the total. Carcinogen-classified chemicals make up 75.8% of the reported pounds, not just of the chemical count. Scale peers outside Michigan include Manner Polymers Inc and Biogen Rtp.
Concentrated means ≥60% of Thetford Corp's pounds in one chemical - here Formaldehyde at 75.8%. Not a toxicity score.
Thetford Corp Form-R facts
Compare this facility
See how Thetford Corp stacks up against nearby facilities and the typical reporter.
61% less than the comparison
2.0× 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 Thetford Corp releases toxic chemicals into the environment. Total: 1.1K lbs.
Emissions Trend Summary
From 2019 to 2021, total releases decreased by 76% (495 lbs to 120 lbs).
Thetford Corp: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2021
- 2019 0
- 2020 0
- 2021 0
What this shows Thetford Corp year-over-year reported totals (decreased by 76% from 2019 to 2021). 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: Formaldehyde.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 495 lbs | 2 |
| 2020 | 480 lbs | 2 |
| 2021 | 120 lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2021). 1 of 2 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Formaldehyde | 830 lbs | Carcinogen |
| Methanol | 265 lbs | - |
Thetford Corp · AIR-pathway site
Nearest TRI Facilities to Thetford Corp
Closest other reporters in Michigan - including Lgc Genomics LLC, Dapco Industries, Paladin Attachments 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. Manner Polymers Inc, Biogen Rtp, Evans Adhesive Corp.
Compare beyond Michigan
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Thetford Corp on cumulative reported pounds (1.1K lbs) and distinct chemical count (2). Release-pound peers include Pine Hall Brick Co Plant #7, Gs II Inc. (dba Certainteed), Aptus Manufacturing I LLC. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. 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.
- Pine Hall Brick Co Plant #7 Fairmount, GA · Nonmetallic Mineral Product 1.1K lbs reported
- Gs II Inc. (dba Certainteed) Wilmington, CA · Petroleum 1.1K lbs reported
- Aptus Manufacturing I LLC Pryor, OK · Petroleum 1.1K lbs reported
- Bellevue Sand & Gravel Bellevue, IA · Nonmetallic Mineral Product 1.1K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
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 Formaldehyde, Methanol; nearby reporters include Lgc Genomics LLC. Thetford Corp 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 Thetford Corp TRI extract (LIGHT · AIR · CARC-HEAVY · lead Formaldehyde) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Thetford Corp totals are self-reported EPCRA §313 estimates for Ann Arbor, MI, latest year 2021. Form-R rows span 2019–2021 (3 years). NAICS 325612 · Chemicals. 0.3% of Washtenaw TRI pounds in this extract. Nearest ABS peer: Pine Hall Brick Co Plant #7 (Δ 0 lbs). Pounds ≠ exposure.
Thetford Corp stamps LIGHT volume · AIR pathway · CARC-HEAVY · lead Formaldehyde. 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