EPA TRI Facility · Primary Metals
Nucor Steel Decatur LLC
Trinity, AL · Parent: Nucor Corp
- Total releases
- 1.3M lbs
- Chemicals reported
- 18
- Carcinogens
- 4
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Nucor Steel Decatur LLC: how the 1.3M lbs splits
1.3M lbs across all reported pathways
- Off-site Transfers 1.3M lbs 98.6%
- Air Releases 17.0K lbs 1.3%
- Water Discharges 1.1K lbs 0.1%
- Land Disposal 0 lbs <0.1%
Nucor Steel Decatur LLC's 1.3M lbs Form-R total is OFFSITE - off-site transfers is 98.6% of the bar. Next segment: air releases at 1.3%. Leading chemical by pounds: Manganese And Manganese 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.
HEAVY volume OFFSITE pathway CARC-LEAN
Nucor Steel Decatur LLC is an EPA Toxics Release Inventory reporter in Trinity, AL, in the primary metals sector. It reported 230.8K lbs of releases across 11 chemicals in 2023, and 1.3M lbs in total across its 2019-2023 reporting years. That ranks 1,114 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. Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Nucor Tubular Products - Trinity; Neo Industries Alabama LLC; Hexcel Corp; Polyplex USA LLC. Similar-scale Primary Metals peers outside Alabama: Gerdau Ameristeel St Paul Mill; Amsted Rail Co Inc; Pcc Structurals Lpc Titanium Business Ops; Real Alloy Recycling LLC. Other Nucor Corp sites in this extract: Nucor Steel-Berkeley; Nucor Steel Tuscaloosa Inc; Nucor Steel; Nucor Steel Hertford County. Largest disclosed chemicals by pounds: Manganese And Manganese Compounds; Zinc compounds; Manganese compounds; Vanadium compounds.
Nucor Steel Decatur LLC stamps HEAVY volume with a dominant OFFSITE pathway (98.6% off-site transfers) across 18 chemicals · 4 carcinogen-classified. Cumulative Form-R extract: 1.3M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Gerdau Ameristeel St Paul Mill and Amsted Rail Co Inc.
Nucor Steel Decatur LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.3M lbs Top 4% higher than 96% 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
Nucor Steel Decatur LLC in the Primary Metals sector extract
Among the 1,603 Primary Metals facilities in this database, Nucor Steel Decatur LLC reports the 128th-largest volume, placing it in the top 8% of its sector. Scale peers outside Alabama include Gerdau Ameristeel St Paul Mill and Amsted Rail Co 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
- Nucor Steel Decatur LLC's total reported releases fell from 381.1 thousand lb in 2022 to 230.8 thousand lb in 2023, based on EPA TRI filings.
- Nucor Steel Decatur LLC's water releases fell from 230 lb in 2022 to 120 lb in 2023, based on EPA TRI filings.
- Nucor Steel Decatur LLC's off-site transfers fell from 377.4 thousand lb in 2022 to 227.5 thousand lb in 2023, based on EPA TRI filings.
- Nucor Steel Decatur LLC's air releases fell from 3.5 thousand lb in 2022 to 3.2 thousand lb in 2023, based on EPA TRI filings.
Nucor Steel Decatur LLC Form-R facts
Compare this facility
See how Nucor Steel Decatur LLC stacks up against nearby facilities and the typical reporter.
38.1× more than the comparison
3.6× 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 Nucor Steel Decatur LLC releases toxic chemicals into the environment. Total: 1.3M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 9% (254.5K lbs to 230.8K lbs).
Nucor Steel Decatur LLC: annual Form-R pounds
HEAVY site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Nucor Steel Decatur LLC year-over-year reported totals (decreased by 9% from 2019 to 2023). 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: Manganese And Manganese Compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 254.5K lbs | 9 |
| 2020 | 225.8K lbs | 10 |
| 2021 | 207.8K lbs | 11 |
| 2022 | 381.1K lbs | 11 |
| 2023 | 230.8K lbs | 11 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 4 of 18 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Manganese And Manganese Compounds | 733.9K lbs | - |
| Zinc compounds | 296.3K lbs | - |
| Manganese compounds | 136.1K lbs | - |
| Vanadium compounds | 26.7K lbs | - |
| Nonylphenol Ethoxylates | 25.3K lbs | - |
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 24.0K lbs | - |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 12.4K lbs | - |
| Copper And Copper Compounds | 11.0K lbs | - |
| Nickel And Nickel Compounds | 10.9K lbs | Carcinogen |
| Nickel compounds | 8.6K lbs | Carcinogen |
| Copper compounds | 7.6K lbs | - |
| Lead And Lead Compounds | 4.5K lbs | - |
| Lead compounds | 1.2K lbs | - |
| Polycyclic aromatic compounds | 562 lbs | Carcinogen |
| Mercury compounds | 401 lbs | - |
| Mercury And Mercury Compounds | 302 lbs | - |
| Sodium nitrite | 300 lbs | - |
| Dioxin and dioxin-like compounds | 0 lbs | Carcinogen |
Nucor Steel Decatur LLC · OFFSITE-pathway site
Nearest TRI Facilities to Nucor Steel Decatur LLC
Closest other reporters in Alabama - including Nucor Tubular Products - Trinity, Neo Industries Alabama LLC, Hexcel Corp, 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. Gerdau Ameristeel St Paul Mill, Amsted Rail Co Inc, Pcc Structurals Lpc Titanium Business Ops.
Compare beyond Alabama
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Nucor Steel Decatur LLC on cumulative reported pounds (1.3M lbs) and distinct chemical count (18). Release-pound peers include F06 - Fostoria Oilseeds, Nnsa Y-12 National Security Complex, US Army Fort Cavazos Range Facility. Chemical-count peers include Pride Solvents & Chemical Co of New Jersey, Mpm Silicones LLC, Max Environmental -- Yukon Facility. 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.
- F06 - Fostoria Oilseeds Fostoria, OH · Food 1.3M lbs reported
- Nnsa Y-12 National Security Complex Oak Ridge, TN · Fabricated Metals 1.3M lbs reported
- US Army Fort Cavazos Range Facility Fort Cavazos, TX · Other 1.3M lbs reported
- Fisher Barton Blades Watertown, WI · Fabricated Metals 1.3M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Pride Solvents & Chemical Co of New Jersey Avenel, NJ · Chemical Wholesalers 18 chemicals
- Mpm Silicones LLC Waterford, NY · Chemicals 18 chemicals
- Max Environmental -- Yukon Facility Yukon, PA · Hazardous Waste 18 chemicals
- Desotec US LLC Darlington Facility Darlington, PA · Hazardous Waste 18 chemicals
Other Nucor Corp Facilities
Same-parent TRI sites ranked by reported releases - including Nucor Steel-Berkeley, Nucor Steel Tuscaloosa Inc, Nucor Steel.
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 Manganese And Manganese Compounds, Zinc compounds, Manganese compounds, Vanadium compounds; nearby reporters include Nucor Tubular Products - Trinity. Nucor Steel Decatur LLC stamps HEAVY 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 Nucor Steel Decatur LLC TRI extract (HEAVY · OFFSITE · CARC-LEAN · lead Manganese And Manganese Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Nucor Steel Decatur LLC totals are self-reported EPCRA §313 estimates for Trinity, AL, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 331110 · Primary Metals. 6.2% of Morgan TRI pounds in this extract. Nearest ABS peer: F06 - Fostoria Oilseeds (Δ 1.5K lbs). Pounds ≠ exposure.
Nucor Steel Decatur LLC stamps HEAVY volume · OFFSITE pathway · CARC-LEAN · lead Manganese And Manganese 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