Gerdau USA Inc

7 facilities · 6 states · 3.5M lbs total releases

According to the EPA Toxics Release Inventory, Gerdau USA Inc is the reported parent of 7 Form R facilities across 6 states, disclosing 3.5M lbs of toxic releases. 6 of 77 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Minnesota (1.3M lbs). Those TRI figures remain self-reported disclosure pounds for Gerdau USA Inc, including carcinogen-flagged substances, not a measured public-health risk score.

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Release-over-release change

What changed for Gerdau USA Inc: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-24.4%

5 facilities that filed in 2022 and 2023

Whole inventory

-24.4%

363.0 thousand lb → 274.3 thousand lb, every facility that filed

Between the two reporting years, 0 facilities filed for the first time and 2 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.

  • Gerdau USA Inc's total reported releases fell from 363.0 thousand lb in 2022 to 274.3 thousand lb in 2023, based on EPA TRI filings.
  • Gerdau USA Inc's water releases rose from 3.6 thousand lb in 2022 to 9.9 thousand lb in 2023, based on EPA TRI filings.
  • Gerdau USA Inc's off-site transfers fell from 299.9 thousand lb in 2022 to 203.9 thousand lb in 2023, based on EPA TRI filings.
  • Gerdau USA Inc's chemicals reported rose from 15 in 2022 to 16 in 2023, based on EPA TRI filings.

TRI parent disclosure trail

Read Gerdau USA Inc from filing to facility

Largest Form R sites under this parent: Gerdau Ameristeel St Paul Mill; Chaparral Steel Midlothian LP; Gerdau Ameristeel Cartersville Steel Mill; Gerdau Wilton. Neighbor parents on the disclosure ladder: Xcel Energy; Allete Inc; Koch Inc; Archer Daniels Midland Co. Largest disclosed chemicals by pounds: Zinc compounds; Lead And Lead Compounds; Manganese And Manganese Compounds; Copper; Manganese compounds. Heaviest-reporting states in this extract: Minnesota; Texas; Georgia. Industry labels on the parent rollup: Primary Metals; Fabricated Metals. 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

Total Releases
3.5M lbs
Facilities
7
Chemicals
77
Carcinogens
6

Largest Form R sites under this parent: Gerdau Ameristeel St Paul Mill; Chaparral Steel Midlothian LP; Gerdau Ameristeel Cartersville Steel Mill; Gerdau Wilton. Neighbor parents on the disclosure ladder: Xcel Energy; Allete Inc; Koch Inc; Archer Daniels Midland Co. Largest disclosed chemicals by pounds: Zinc compounds; Lead And Lead Compounds; Manganese And Manganese Compounds; Copper; Manganese compounds. Heaviest-reporting states in this extract: Minnesota; Texas; Georgia. Industry labels on the parent rollup: Primary Metals; Fabricated Metals.

Gerdau USA Inc ranks #337 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Gerdau USA Inc spans 6 states in this extract, placing it among the broader national TRI parent footprints. Gerdau USA Inc's disclosed pounds are spread across 7 facilities, no single site dominates the parent total in this extract.

Parent aggregation for Gerdau USA Inc follows facility-reported names. Compare the named neighbors (Xcel Energy; Allete Inc; Koch Inc) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.

Where Gerdau USA Inc sits among TRI parents

Gerdau USA Inc sits on a disclosure ladder beside Xcel Energy and Allete Inc and Koch Inc and Archer Daniels Midland Co. Open those parents for a different facility count, state span, and chemical mix.

Higher disclosed volume

Lower disclosed volume

Largest chemicals disclosed by Gerdau USA Inc

Zinc compounds; Lead And Lead Compounds; Manganese And Manganese Compounds; Copper; Manganese compounds lead the Form R pound rollup for this parent, including filings such as Gerdau Ameristeel St Paul Mill. Pound totals, not toxicity-weighted risk.

Chemical Disclosed lbs
Zinc compounds 2.2M lbs
Lead And Lead Compounds 722.3K lbs
Manganese And Manganese Compounds 226.9K lbs
Copper 157.6K lbs
Manganese compounds 93.5K lbs

Where does this company operate?

State Facilities Total Releases
Minnesota 2 1.3M lbs
Texas 1 1.1M lbs
Georgia 1 933.9K lbs
Iowa 1 57.9K lbs
North Carolina 1 20.9K lbs
Virginia 1 11.6K lbs

Facilities (7)

Facility Releases
Gerdau Ameristeel St Paul Mill Saint Paul, MN 1.3M lbs
Chaparral Steel Midlothian LP Midlothian, TX 1.1M lbs
Gerdau Ameristeel Cartersville Steel Mill Cartersville, GA 933.9K lbs
Gerdau Wilton Wilton, IA 57.9K lbs
Gerdau Long Steel Na-Charlotte Mill Charlotte, NC 20.9K lbs
Chaparral (va) Inc Petersburg, VA 11.6K lbs
Gerdau Ameristeel US Inc Duluth, MN 6 lbs

Frequently Asked Questions

How much pollution does Gerdau USA Inc release?
Gerdau USA Inc discloses 3.5M lbs across 7 facilities. On the ladder it sits near Xcel Energy and Allete Inc. Gerdau USA Inc ranks #337 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set.
How many facilities does Gerdau USA Inc operate?
Gerdau USA Inc maps to 7 facilities in Minnesota, Texas, Georgia, including Gerdau Ameristeel St Paul Mill; Chaparral Steel Midlothian LP; Gerdau Ameristeel Cartersville Steel Mill; Gerdau Wilton. Gerdau USA Inc's disclosed pounds are spread across 7 facilities, no single site dominates the parent total in this extract.
What industries and chemicals show up for Gerdau USA Inc?
Gerdau USA Inc's disclosed pounds span Primary Metals; Fabricated Metals, with Primary Metals leading the parent total. Gerdau USA Inc's largest disclosed chemicals by pounds are Zinc compounds, Lead And Lead Compounds, Manganese And Manganese Compounds, Copper, Manganese compounds (none of those top chemicals carry a carcinogen flag in this extract). Neighbor parents: Xcel Energy; Allete Inc; Koch Inc; Archer Daniels Midland Co.
Does Gerdau USA Inc release carcinogens?
Yes - 6 carcinogen-flagged substances appear in the extract. Largest by pounds include Zinc compounds; Lead And Lead Compounds; Manganese And Manganese Compounds; Copper; Manganese compounds.

Compare beyond the release ladder

Nationwide peers by disclosed pounds & facility count

Cross-portfolio TRI parents nearest Gerdau USA Inc on total disclosed release pounds (3.5M lbs) and reporting facility count (7). Release-volume peers include Masterbrand Inc, Campbell Soup Co, Tlhus Inc. Facility-count peers include A O Smith Corp, Ahf Products LLC, Aisin Holdings of America. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.

About This Data

EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Minnesota, Texas, Georgia; facility-reported names can vary across subsidiaries.

Source: U.S. Environmental Protection Agency, TRI Basic Data Files

What to do with Gerdau USA Inc's TRI parent record

From Gerdau USA Inc, open Gerdau Ameristeel St Paul Mill or compare against Xcel Energy rather than reading rank alone.

Rank and peers (Xcel Energy, Allete Inc) are disclosure volume only, not toxicity-weighted risk or enforcement status.

Use and verify this record

Gerdau USA Inc'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

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.