Nucor Corp
81 facilities · 26 states · 72.2M lbs total releases
According to the EPA Toxics Release Inventory, Nucor Corp is the reported parent of 81 Form R facilities across 26 states, disclosing 72.2M lbs of toxic releases. 13 of 559 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is South Carolina (15.8M lbs). Those TRI figures remain self-reported disclosure pounds for Nucor Corp, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Nucor Corp: EPA TRI 2023 reporting year
Same facilities, both years
+9.3%
72 facilities that filed in 2022 and 2023
Whole inventory
+9.5%
13.6 million lb → 14.8 million lb, every facility that filed
Between the two reporting years, 5 facilities filed for the first time and 1 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.
- Nucor Corp's total reported releases rose from 13.6 million lb in 2022 to 14.8 million lb in 2023, based on EPA TRI filings.
- Nucor Corp's water releases fell from 419.9 thousand lb in 2022 to 322.1 thousand lb in 2023, based on EPA TRI filings.
- Nucor Corp's off-site transfers rose from 12.3 million lb in 2022 to 13.7 million lb in 2023, based on EPA TRI filings.
- Nucor Corp's land releases rose from 163.7 thousand lb in 2022 to 181.4 thousand lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Nucor Corp from filing to facility
Largest Form R sites under this parent: Nucor Steel-Berkeley; Nucor Steel Tuscaloosa Inc; Nucor Steel; Nucor Steel Hertford County. Neighbor parents on the disclosure ladder: International Paper Co; New-Indy Jv Corp.. Largest disclosed chemicals by pounds: Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); Nitrate compounds (water dissociable; reportable only when in aqueous solution). Heaviest-reporting states in this extract: South Carolina; Alabama; Arkansas. Industry labels on the parent rollup: Primary Metals; Fabricated Metals; Nonmetallic Mineral Product; Furniture. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files Toxics Release Inventory (TRI) · August 2026
Largest Form R sites under this parent: Nucor Steel-Berkeley; Nucor Steel Tuscaloosa Inc; Nucor Steel; Nucor Steel Hertford County. Neighbor parents on the disclosure ladder: International Paper Co; New-Indy Jv Corp.. Largest disclosed chemicals by pounds: Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); Nitrate compounds (water dissociable; reportable only when in aqueous solution). Heaviest-reporting states in this extract: South Carolina; Alabama; Arkansas. Industry labels on the parent rollup: Primary Metals; Fabricated Metals; Nonmetallic Mineral Product; Furniture.
Nucor Corp ranks #28 of 4,988 slug-merged TRI parents by disclosed release pounds, mid-to-upper among parents, not a top-25 volume name. Nucor Corp spans 26 states in this extract, placing it among the broader national TRI parent footprints. Nucor Corp's disclosed pounds are spread across 81 facilities, no single site dominates the parent total in this extract.
Parent aggregation for Nucor Corp follows facility-reported names. Compare the named neighbors (International Paper Co; New-Indy Jv Corp.) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Nucor Corp sits among TRI parents
Nucor Corp sits on a disclosure ladder beside International Paper Co and New-Indy Jv Corp.. Open those parents for a different facility count, state span, and chemical mix.
Lower disclosed volume
- International Paper Co · rank #29 · 13.0M lbs
- New-Indy Jv Corp. · rank #30 · 10.5M lbs
Largest chemicals disclosed by Nucor Corp
Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); Nitrate compounds (water dissociable; reportable only when in aqueous solution) lead the Form R pound rollup for this parent, including filings such as Nucor Steel-Berkeley. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Zinc compounds | 28.1M lbs |
| Manganese And Manganese Compounds | 21.9M lbs |
| Manganese compounds | 7.1M lbs |
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 3.5M lbs |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 2.1M lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| South Carolina | 5 | 15.8M lbs |
| Alabama | 9 | 11.5M lbs |
| Arkansas | 5 | 7.6M lbs |
| Indiana | 7 | 6.9M lbs |
| North Carolina | 1 | 6.3M lbs |
| Utah | 3 | 4.4M lbs |
| Mississippi | 2 | 4.2M lbs |
| Georgia | 3 | 3.4M lbs |
| Washington | 2 | 2.5M lbs |
| Kentucky | 3 | 2.4M lbs |
| Illinois | 7 | 1.8M lbs |
| Tennessee | 3 | 1.7M lbs |
| Ohio | 3 | 1.0M lbs |
| Texas | 6 | 692.1K lbs |
| Nebraska | 2 | 592.7K lbs |
| New York | 2 | 482.6K lbs |
| Missouri | 3 | 311.4K lbs |
| Florida | 1 | 307.1K lbs |
| Louisiana | 1 | 211.5K lbs |
| California | 4 | 146.3K lbs |
| Virginia | 2 | 38.9K lbs |
| Pennsylvania | 3 | 34.0K lbs |
| Nevada | 1 | 9.6K lbs |
| Arizona | 1 | 8.5K lbs |
| Connecticut | 1 | 1.2K lbs |
| Wisconsin | 1 | 146 lbs |
Facilities (81)
Frequently Asked Questions
How much pollution does Nucor Corp release?
How many facilities does Nucor Corp operate?
What industries and chemicals show up for Nucor Corp?
Does Nucor Corp release carcinogens?
Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Nucor Corp on total disclosed release pounds (72.2M lbs) and reporting facility count (81). Release-volume peers include Archer Daniels Midland Co, Koch Industries Inc, Dyno Nobel Inc. Facility-count peers include Titan America LLC, Argos USA Corp, Brenntag N.a. Inc. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.
Similar disclosed release pounds
Nearest parents (≥3 facilities, ≥10k lbs) by absolute TRI disclosed pounds, not rank-adjacent ladder neighbors.
Similar facility count
Nearest parents by reporting-site count (deduped against the release-pound neighborhood).
About This Data
EPA TRI parent totals cover all media. This extract's heaviest states for the parent are South Carolina, Alabama, Arkansas; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Nucor Corp's TRI parent record
From Nucor Corp, open Nucor Steel-Berkeley or compare against International Paper Co rather than reading rank alone.
- Open the largest Form R site for Nucor Corp (Nucor Steel-Berkeley in SC). Largest facility
- Compare against International Paper Co, the next-lower disclosed-volume parent. Lower-volume parent
- Browse the full parent release ranking to see where Nucor Corp sits among all slug-merged TRI parents. All parent companies
Rank and peers (International Paper Co, New-Indy Jv Corp.) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Nucor Corp's record groups disclosed TRI parent-company filings so readers can compare reporting context without treating the total as a measure of risk.
Company release figures are computed directly from EPA Toxic Release Inventory data; source names and the record-linking method are documented in the methodology.
Primary sources
- EPA Toxics Release Inventory Basic Data Files - annual facility-level chemical-release disclosures
PlainEnviro renders public EPA records directly from its data pipeline; no figure on this page is typed in by an editor. See the editorial standards and corrections policy for how source changes and reported errors are handled.