EPA TRI Facility · Fabricated Metals
Unimetal Surface Finishing LLC
Thomaston, CT · Parent: Unimetal Surface Finishing LLC
- Total releases
- 644.8K lbs
- Chemicals reported
- 6
- Carcinogens
- 3
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Unimetal Surface Finishing LLC: how the 709.6K lbs splits
709.6K lbs across all reported pathways
- Off-site Transfers 609.9K lbs 86.0%
- Air Releases 90.6K lbs 12.8%
- Water Discharges 9.1K lbs 1.3%
Unimetal Surface Finishing LLC's 709.6K lbs Form-R total is OFFSITE - off-site transfers is 86.0% of the bar. Next segment: air releases at 12.8%. Leading chemical by pounds: Zinc compounds.
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 OFFSITE pathway CARC-LEAN
Unimetal Surface Finishing LLC is an EPA Toxics Release Inventory reporter in Thomaston, CT, in the fabricated metals sector. It reported 64.8K lbs of releases across 4 chemicals in 2024, and 644.8K lbs in total across its 2019-2024 reporting years. That ranks 1,672 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Connecticut's 240 reporting TRI sites, pounds #1 is not chemical-count #1. Unimetal Surface Finishing LLC is pounds #2 and chemical-count #23 at 644.8K lbs. Clean Harbors of Connecticut Inc leads reported pounds (1.5M lbs) at 15 chemicals (chemical-count #2). Allnex USA Inc. Wallingford Ct Site leads chemical count at 19 chemicals (436.7K lbs, pounds #3). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Stewart Efi Ct LLC; Whyco Finishing Technologies; Summit Corp of America; Fjc Services LLC. Similar-scale Fabricated Metals peers outside Connecticut: The Ford Meter Box Co Inc; Howmet Fastening Systems Waco; Crown Cork & Seal Co (usa) Inc Crown Closure Div; Fisher-Barton Specialty Products. Other Unimetal Surface Finishing LLC sites in this extract: Unimetal Surface Finishing LLC. Largest disclosed chemicals by pounds: Zinc compounds; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Nickel compounds; Tetrachloroethylene.
Unimetal Surface Finishing LLC stamps MID volume with a dominant OFFSITE pathway (86.0% off-site transfers) across 6 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 644.8K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include The Ford Meter Box Co Inc and Howmet Fastening Systems Waco.
Unimetal Surface Finishing LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
645K lbs Top 6% higher than 94% 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
Unimetal Surface Finishing LLC inside Litchfield's TRI pounds
Among the 3,421 Fabricated Metals facilities in this database, Unimetal Surface Finishing LLC reports the 73rd-largest volume, placing it in the top 2.1% of its sector. This one site accounts for 89.1% of every pound reported in Litchfield. Its reported volume is concentrated rather than spread: Zinc compounds alone is 76.2% of the total. Scale peers outside Connecticut include The Ford Meter Box Co Inc and Howmet Fastening Systems Waco.
County-dominant here means ≥25% of Litchfield's reported pounds (723.6K lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Unimetal Surface Finishing LLC's total reported releases fell from 94.5 thousand lb in 2022 to 92.7 thousand lb in 2023, based on EPA TRI filings.
- Unimetal Surface Finishing LLC's air releases fell from 13.7 thousand lb in 2022 to 12.4 thousand lb in 2023, based on EPA TRI filings.
- Unimetal Surface Finishing LLC's off-site transfers fell from 80.8 thousand lb in 2022 to 80.3 thousand lb in 2023, based on EPA TRI filings.
Unimetal Surface Finishing LLC Form-R facts
Compare this facility
See how Unimetal Surface Finishing LLC stacks up against nearby facilities and the typical reporter.
162014.9× more than the comparison
20% 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 Unimetal Surface Finishing LLC releases toxic chemicals into the environment. Total: 709.6K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 55% (144.8K lbs to 64.8K lbs).
Unimetal Surface Finishing LLC: annual Form-R pounds
MID site · OFFSITE pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Unimetal Surface Finishing LLC year-over-year reported totals (decreased by 55% from 2019 to 2024). 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: Zinc compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 144.8K lbs | 5 |
| 2020 | 127.9K lbs | 5 |
| 2021 | 184.8K lbs | 5 |
| 2022 | 94.5K lbs | 5 |
| 2023 | 92.7K lbs | 5 |
| 2024 | 64.8K lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 3 of 6 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Zinc compounds | 540.7K lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 64.9K lbs | - |
| Nickel compounds | 41.1K lbs | Carcinogen |
| Tetrachloroethylene | 36.1K lbs | Carcinogen |
| Nickel And Nickel Compounds | 26.8K lbs | Carcinogen |
| Nitric acid | 0 lbs | - |
Unimetal Surface Finishing LLC · OFFSITE-pathway site
Nearest TRI Facilities to Unimetal Surface Finishing LLC
Closest other reporters in Connecticut - including Stewart Efi Ct LLC, Whyco Finishing Technologies, Summit Corp of America, ordered by distance.
Showing 8 of 239 other reporting facilities in Connecticut.
Similar Fabricated Metals Facilities
Other Fabricated Metals facilities with similar total release volumes (±80%), outside Connecticut - e.g. The Ford Meter Box Co Inc, Howmet Fastening Systems Waco, Crown Cork & Seal Co (usa) Inc Crown Closure Div.
Compare beyond Connecticut
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Unimetal Surface Finishing LLC on cumulative reported pounds (644.8K lbs) and distinct chemical count (6). Release-pound peers include The Ford Meter Box Co Inc, Wheatland Tube Co - Chicago Div, Union Carbide Corp Institute Facility. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. 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.
- The Ford Meter Box Co Inc Wabash, IN · Fabricated Metals 644.5K lbs reported
- Wheatland Tube Co - Chicago Div Chicago, IL · Electrical Equipment 645.3K lbs reported
- Union Carbide Corp Institute Facility Institute, WV · Chemicals 645.7K lbs reported
- Tidewater Boats LLC Lexington, SC · Transportation Equipment 643.2K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Unimetal Surface Finishing LLC Facilities
Same-parent TRI sites ranked by reported releases - including Unimetal Surface Finishing 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 Zinc compounds, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Nickel compounds, Tetrachloroethylene; nearby reporters include Stewart Efi Ct LLC. Unimetal Surface Finishing LLC stamps MID volume · OFFSITE 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 Unimetal Surface Finishing LLC TRI extract (MID · OFFSITE · CARC-LEAN · lead Zinc compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Unimetal Surface Finishing LLC totals are self-reported EPCRA §313 estimates for Thomaston, CT, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 332813 · Fabricated Metals. 89.1% of Litchfield TRI pounds in this extract. Nearest ABS peer: The Ford Meter Box Co Inc (Δ 335 lbs). Pounds ≠ exposure.
Unimetal Surface Finishing LLC stamps MID volume · OFFSITE pathway · CARC-LEAN · lead Zinc compounds. 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