EPA TRI Facility · Fabricated Metals
Unimetal Surface Finishing LLC
Naugatuck, CT · Parent: Unimetal Surface Finishing LLC
- Total releases
- 190.0K lbs
- Chemicals reported
- 11
- Carcinogens
- 2
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Unimetal Surface Finishing LLC: how the 208.7K lbs splits
208.7K lbs across all reported pathways
- Off-site Transfers 208.7K lbs 100.0%
- Water Discharges 20 lbs <0.1%
Unimetal Surface Finishing LLC's 208.7K lbs Form-R total is OFFSITE - off-site transfers is 100.0% of the bar. Next segment: water discharges at <0.1%. 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 Naugatuck, CT, in the fabricated metals sector. It reported 18.8K lbs of releases across 1 chemical in 2024, and 190.0K lbs in total across its 2019-2024 reporting years. That ranks 3,339 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 #13 and chemical-count #7 at 190.0K 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 rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Electric Cable Compounds Inc; Eyelet Crafters Inc; O&g Industries Inc.; Hubbard-Hall Inc. Similar-scale Fabricated Metals peers outside Connecticut: Air System Components LP; Rti Advanced Forming Inc.; Valmont Industries Inc; Dave Steel Co Inc. Other Unimetal Surface Finishing LLC sites in this extract: Unimetal Surface Finishing LLC. Largest disclosed chemicals by pounds: Zinc compounds; Chromium; Copper And Copper Compounds; Copper compounds.
Unimetal Surface Finishing LLC stamps MID volume with a dominant OFFSITE pathway (100.0% off-site transfers) across 11 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 190.0K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Air System Components LP and Rti Advanced Forming Inc..
Unimetal Surface Finishing LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
190K 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
Unimetal Surface Finishing LLC in the Fabricated Metals sector extract
Among the 3,421 Fabricated Metals facilities in this database, Unimetal Surface Finishing LLC reports the 291st-largest volume, placing it in the top 8.5% of its sector. Scale peers outside Connecticut include Air System Components LP and Rti Advanced Forming Inc..
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
- Unimetal Surface Finishing LLC's total reported releases rose from 37.2 thousand lb in 2022 to 39.9 thousand lb in 2023, based on EPA TRI filings.
- Unimetal Surface Finishing LLC's off-site transfers rose from 37.2 thousand lb in 2022 to 39.9 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.
2.5× more than the comparison
2.2× 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: 208.7K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 62% (49.9K lbs to 18.8K 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 62% 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 | 49.9K lbs | 7 |
| 2020 | 31.2K lbs | 4 |
| 2021 | 31.7K lbs | 3 |
| 2022 | 37.2K lbs | 3 |
| 2023 | 39.9K lbs | 3 |
| 2024 | 18.8K lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 2 of 11 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Zinc compounds | 119.5K lbs | - |
| Chromium | 44.2K lbs | - |
| Copper And Copper Compounds | 13.6K lbs | - |
| Copper compounds | 8.8K lbs | - |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 7.4K lbs | - |
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 6.3K lbs | - |
| Nickel compounds | 4.9K lbs | Carcinogen |
| Nickel And Nickel Compounds | 2.0K lbs | Carcinogen |
| Cyanide compounds | 1.3K lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 805 lbs | - |
| 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 Electric Cable Compounds Inc, Eyelet Crafters Inc, O&g Industries Inc., 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. Air System Components LP, Rti Advanced Forming Inc., Valmont Industries Inc.
Compare beyond Connecticut
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Unimetal Surface Finishing LLC on cumulative reported pounds (190.0K lbs) and distinct chemical count (11). Release-pound peers include Little Sioux Corn Processors LLC, Ecological Tanks Inc, Multi-Chem Group Sonora Tx Facility. 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.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
- Little Sioux Corn Processors LLC Marcus, IA · Chemicals 190.0K lbs reported
- Ecological Tanks Inc Downsville, LA · Plastics and Rubber 190.1K lbs reported
- Multi-Chem Group Sonora Tx Facility Sonora, TX · Chemicals 189.8K lbs reported
- Owens Corning Insulating Systems LLC - Lakeland Lakeland, FL · Nonmetallic Mineral Product 190.1K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Puerto Rico Energy LLC - Bayamon Terminal Bayamon, PR · Petroleum Bulk Terminals 11 chemicals
- Lanco Manufacturing Corp San Lorenzo, PR · Chemicals 11 chemicals
- Buckeye Caribbean Terminals LLC (former Scyi) Yabucoa, PR · Petroleum Bulk Terminals 11 chemicals
- Limetree Bay Terminals LLC DBA Ocean Point Terminals Christiansted, VI · Petroleum Bulk Terminals 11 chemicals
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, Chromium, Copper And Copper Compounds, Copper compounds; nearby reporters include Electric Cable Compounds Inc. 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 Naugatuck, CT, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 332813 · Fabricated Metals. 8.5% of New Haven TRI pounds in this extract. Nearest ABS peer: Little Sioux Corn Processors LLC (Δ 83 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