EPA TRI Facility · Fabricated Metals
Superior Plating Co
Southport, CT
- Total releases
- 9.6K lbs
- Chemicals reported
- 4
- Latest report
- 2023
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Superior Plating Co: how the 11.3K lbs splits
11.3K lbs across all reported pathways
- Off-site Transfers 11.2K lbs 99.3%
- Air Releases 57 lbs 0.5%
- Water Discharges 24 lbs 0.2%
Superior Plating Co's 11.3K lbs Form-R total is OFFSITE - off-site transfers is 99.3% of the bar. Next segment: air releases at 0.5%. Leading chemical by pounds: Lead And Lead Compounds.
LIGHT volume OFFSITE pathway CLEAN
Superior Plating Co is an EPA Toxics Release Inventory reporter in Southport, CT, in the fabricated metals sector. It reported 1.7K lbs of releases across 1 chemical in 2024, and 9.6K lbs in total across its 2019-2024 reporting years. That ranks 9,890 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. Superior Plating Co is pounds #82 and chemical-count #61 at 9.6K 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: Jelliff Corp; O&g Industries Inc.; Pseg Power Connecticut LLC Bridgeport Harbor Station; Bridgeport Harbor Station Unit 5. Similar-scale Fabricated Metals peers outside Connecticut: Howmet Global Fastening Systems Inc; Nucor Insulated Panel Group; American Metal Treating Inc.; Nvent Hoffman. Largest disclosed chemicals by pounds: Lead And Lead Compounds; Lead compounds; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Nitric acid.
Superior Plating Co stamps LIGHT volume with a dominant OFFSITE pathway (99.3% off-site transfers) across 4 chemicals. Cumulative Form-R extract: 9.6K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Howmet Global Fastening Systems Inc and Nucor Insulated Panel Group.
Superior Plating Co vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
9.6K lbs Top 38% higher than 62% 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
Superior Plating Co: Lead And Lead Compounds-led volume
Among the 3,421 Fabricated Metals facilities in this database, Superior Plating Co reports the 1,169th-largest volume (9.6K lbs). Its reported volume is concentrated rather than spread: Lead And Lead Compounds alone is 81.8% of the total. Scale peers outside Connecticut include Howmet Global Fastening Systems Inc and Nucor Insulated Panel Group.
Concentrated means ≥60% of Superior Plating Co's pounds in one chemical - here Lead And Lead Compounds at 81.8%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Superior Plating Co's total reported releases fell from 2.0 thousand lb in 2022 to 1.2 thousand lb in 2023, based on EPA TRI filings.
- Superior Plating Co's off-site transfers fell from 1.9 thousand lb in 2022 to 1.2 thousand lb in 2023, based on EPA TRI filings.
- Superior Plating Co's chemicals reported fell from 3 in 2022 to 2 in 2023, based on EPA TRI filings.
Superior Plating Co Form-R facts
Compare this facility
See how Superior Plating Co stacks up against nearby facilities and the typical reporter.
19250.5× more than the comparison
4.0× 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 Superior Plating Co releases toxic chemicals into the environment. Total: 11.3K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 38% (2.7K lbs to 1.7K lbs).
Superior Plating Co: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Superior Plating Co year-over-year reported totals (decreased by 38% 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: Lead And Lead Compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 2.7K lbs | 3 |
| 2020 | 2.0K lbs | 3 |
| 2021 | 1.8K lbs | 3 |
| 2022 | 2.0K lbs | 3 |
| 2023 | 1.2K lbs | 2 |
| 2024 | 1.7K lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2024). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead And Lead Compounds | 9.3K lbs | - |
| Lead compounds | 1.9K lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 157 lbs | - |
| Nitric acid | 50 lbs | - |
Superior Plating Co · OFFSITE-pathway site
Nearest TRI Facilities to Superior Plating Co
Closest other reporters in Connecticut - including Jelliff Corp, O&g Industries Inc., Pseg Power Connecticut LLC Bridgeport Harbor Station, 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. Howmet Global Fastening Systems Inc, Nucor Insulated Panel Group, American Metal Treating Inc..
Compare beyond Connecticut
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Superior Plating Co on cumulative reported pounds (9.6K lbs) and distinct chemical count (4). Release-pound peers include Tyson Farms Inc, Butterball LLC, Howmet Global Fastening Systems Inc. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis 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).
- Hamilton Sundstrand de Puerto Rico Inc. Santa Isabel, PR · Transportation Equipment 4 chemicals
- Abb Installation Products Caribe LLC Vega Baja, PR · Electrical Equipment 4 chemicals
- Solenis LLC Chicopee, MA · Chemicals 4 chemicals
- Adhesive Applications Inc. - O'Neill St Easthampton Easthampton, MA · Miscellaneous Manufacturing 4 chemicals
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 Lead And Lead Compounds, Lead compounds, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Nitric acid; nearby reporters include Jelliff Corp. Superior Plating Co stamps LIGHT volume · OFFSITE pathway · CLEAN 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 Superior Plating Co TRI extract (LIGHT · OFFSITE · CLEAN · lead Lead And Lead Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Superior Plating Co totals are self-reported EPCRA §313 estimates for Southport, CT, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 332813 · Fabricated Metals. 0.9% of Fairfield TRI pounds in this extract. Nearest ABS peer: Tyson Farms Inc (Δ 5 lbs). Pounds ≠ exposure.
Superior Plating Co stamps LIGHT volume · OFFSITE pathway · CLEAN · lead Lead And Lead 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