EPA TRI Facility · Primary Metals
National Copper & Smelting Co
Huntsville, AL · Parent: Small Tube Products LLC
- Total releases
- 288.1K lbs
- Chemicals reported
- 3
- Carcinogens
- 2
- Primary pathway
- Air Releases
AIR Form-R mix
National Copper & Smelting Co: how the 288.1K lbs splits
288.1K lbs across all reported pathways
- Air Releases 276.6K lbs 96.0%
- Off-site Transfers 11.5K lbs 4.0%
National Copper & Smelting Co's 288.1K lbs Form-R total is AIR - air releases is 96.0% of the bar. Next segment: off-site transfers at 4.0%. Leading chemical by pounds: Trichloroethylene.
MID volume AIR pathway CARC-HEAVY
National Copper & Smelting Co is an EPA Toxics Release Inventory reporter in Huntsville, AL, in the primary metals sector. It reported 58.2K lbs of releases across 3 chemicals in 2022, and 288.1K lbs in total across its 2019-2022 reporting years. That ranks 2,641 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Alabama's 559 reporting TRI sites, Chemical Waste Management leads both reported pounds (95.6M lbs) and chemical count (98 chemicals). The two rankings do not invert in this pool. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: United Plating Inc; United Plating Inc; Hart & Cooley LLC; Mesker Mbm Lp. Huntsville. Similar-scale Primary Metals peers outside Alabama: Bonnell Aluminum Inc.; Felker Brothers; Vallourec Star LP; Greenville Tube Co LLC. Largest disclosed chemicals by pounds: Trichloroethylene; Dichloromethane; Copper.
National Copper & Smelting Co stamps MID volume with a dominant AIR pathway (96.0% air releases) across 3 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 288.1K lbs (2019–2022). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Bonnell Aluminum Inc. and Felker Brothers.
National Copper & Smelting Co vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
288K lbs Top 10% higher than 90% 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
National Copper & Smelting Co: Trichloroethylene-led volume
Among the 1,603 Primary Metals facilities in this database, National Copper & Smelting Co reports the 265th-largest volume, placing it in the top 16.5% of its sector. Its reported volume is concentrated rather than spread: Trichloroethylene alone is 87.3% of the total. Carcinogen-classified chemicals make up 100% of the reported pounds, not just of the chemical count. Scale peers outside Alabama include Bonnell Aluminum Inc. and Felker Brothers.
Concentrated means ≥60% of National Copper & Smelting Co's pounds in one chemical - here Trichloroethylene at 87.3%. Not a toxicity score.
National Copper & Smelting Co Form-R facts
Compare this facility
See how National Copper & Smelting Co stacks up against nearby facilities and the typical reporter.
9823.0× more than the comparison
50% 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 National Copper & Smelting Co releases toxic chemicals into the environment. Total: 288.1K lbs.
Emissions Trend Summary
From 2019 to 2022, total releases decreased by 23% (75.3K lbs to 58.2K lbs).
National Copper & Smelting Co: annual Form-R pounds
MID site · AIR pathway · TRI years 2019–2022
- 2019 0
- 2020 0
- 2021 0
- 2022 0
What this shows National Copper & Smelting Co year-over-year reported totals (decreased by 23% from 2019 to 2022). 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: Trichloroethylene.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 75.3K lbs | 2 |
| 2020 | 81.8K lbs | 2 |
| 2021 | 72.8K lbs | 2 |
| 2022 | 58.2K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2022). 2 of 3 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Trichloroethylene | 251.5K lbs | Carcinogen |
| Dichloromethane | 36.6K lbs | Carcinogen |
| Copper | 0 lbs | - |
National Copper & Smelting Co · AIR-pathway site
Nearest TRI Facilities to National Copper & Smelting Co
Closest other reporters in Alabama - including United Plating Inc, United Plating Inc, Hart & Cooley LLC, ordered by distance.
Showing 8 of 558 other reporting facilities in Alabama.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside Alabama - e.g. Bonnell Aluminum Inc., Felker Brothers, Vallourec Star LP.
Compare beyond Alabama
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest National Copper & Smelting Co on cumulative reported pounds (288.1K lbs) and distinct chemical count (3). Release-pound peers include Scientific Developments Inc, Bonnell Aluminum Inc., Crown Food Packaging. Chemical-count peers include Industrial C&s of Pr LLC Arecibo Plant, Island Litho Corp., Fenwal International Inc. 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).
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 Trichloroethylene, Dichloromethane, Copper; nearby reporters include United Plating Inc. National Copper & Smelting Co stamps MID 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 National Copper & Smelting Co TRI extract (MID · AIR · CARC-HEAVY · lead Trichloroethylene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
National Copper & Smelting Co totals are self-reported EPCRA §313 estimates for Huntsville, AL, latest year 2022. Form-R rows span 2019–2022 (4 years). NAICS 331420 · Primary Metals. 1.7% of Madison TRI pounds in this extract. Nearest ABS peer: Scientific Developments Inc (Δ 325 lbs). Pounds ≠ exposure.
National Copper & Smelting Co stamps MID volume · AIR pathway · CARC-HEAVY · lead Trichloroethylene. 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