EPA TRI Facility · Primary Metals

Gerdau Ameristeel St Paul Mill

Saint Paul, MN · Parent: Gerdau USA Inc

Total releases
1.3M lbs
Chemicals reported
9
Carcinogens
2
Primary pathway
Off-site Transfers

OFFSITE Form-R mix

Gerdau Ameristeel St Paul Mill: how the 1.3M lbs splits

1.3M lbs across all reported pathways

  • Off-site Transfers 1.3M lbs 99.5%
  • Air Releases 4.3K lbs 0.3%
  • Water Discharges 1.7K lbs 0.1%

Gerdau Ameristeel St Paul Mill's 1.3M lbs Form-R total is OFFSITE - off-site transfers is 99.5% of the bar. Next segment: air releases at 0.3%. Leading chemical by pounds: Zinc 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

Gerdau Ameristeel St Paul Mill is an EPA Toxics Release Inventory reporter in Saint Paul, MN, in the primary metals sector. It reported 4 lbs of releases across 1 chemical in 2022, and 1.3M lbs in total across its 2019-2022 reporting years. That ranks 1,108 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Minnesota's 459 reporting TRI sites, pounds #1 is not chemical-count #1. Gerdau Ameristeel St Paul Mill is pounds #18 and chemical-count #36 at 1.3M lbs. Xcel Energy Sherburne County Generating Plant leads reported pounds (21.5M lbs) at 24 chemicals (chemical-count #4). 3M Chemical Operations' Cottage Grove Facility leads chemical count at 72 chemicals (3.0M lbs, pounds #8). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Hawkins Inc. - Red Rock; Sanimax USA LLC; Polytek Development Corp. D.b.a. Endurance Technologies Inc; Holcim - Mwr Inc. Newport Ready Mix. Similar-scale Primary Metals peers outside Minnesota: Nucor Steel Decatur LLC; Nucor Steel Birmingham Inc; Pcc Structurals Lpc Titanium Business Ops; Amsted Rail Co Inc. Other Gerdau USA Inc sites in this extract: Chaparral Steel Midlothian LP; Gerdau Ameristeel Cartersville Steel Mill; Gerdau Wilton; Gerdau Long Steel Na-Charlotte Mill. Largest disclosed chemicals by pounds: Zinc compounds; Manganese And Manganese Compounds; Copper; Lead And Lead Compounds.

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Gerdau Ameristeel St Paul Mill stamps HEAVY volume with a dominant OFFSITE pathway (99.5% off-site transfers) across 9 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 1.3M lbs (2019–2022). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Nucor Steel Decatur LLC and Nucor Steel Birmingham Inc.

#1,108 of 25,986 TRI facilities nationwide by total reported releases - among the top 4.3% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Gerdau Ameristeel St Paul Mill 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

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Gerdau Ameristeel St Paul Mill inside Ramsey's TRI pounds

Among the 1,603 Primary Metals facilities in this database, Gerdau Ameristeel St Paul Mill reports the 127th-largest volume, placing it in the top 7.9% of its sector. This one site accounts for 39.1% of every pound reported in Ramsey. Its reported volume is concentrated rather than spread: Zinc compounds alone is 66.6% of the total. Scale peers outside Minnesota include Nucor Steel Decatur LLC and Nucor Steel Birmingham Inc.

County-dominant here means ≥25% of Ramsey's reported pounds (3.3M lbs county total). Shares only print when the site reports ≥1,000 lbs.

Gerdau Ameristeel St Paul Mill Form-R facts

Sector
Primary Metals
HEAVY volume
1.3M lbs
OFFSITE pathway
Off-site Transfers
CARC-LEAN chem count
9 · 2 carc.
Lead chemical
Zinc compounds

Compare this facility

See how Gerdau Ameristeel St Paul Mill stacks up against nearby facilities and the typical reporter.

Total reported releases
Gerdau Ameristeel St Paul Mill
1.3M lbs
Hawkins Inc. - Red Rock
78 lbs

16784.2× more than the comparison

Chemicals reported
Gerdau Ameristeel St Paul Mill
9
Hawkins Inc. - Red Rock
5

80% 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 Gerdau Ameristeel St Paul Mill releases toxic chemicals into the environment. Total: 1.3M lbs.

Off-site Transfers 1.3M lbs (99.5%)
Air Releases 4.3K lbs (0.3%)
Water Discharges 1.7K lbs (0.1%)
View 4-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2022, total releases decreased by 100% (916.7K lbs to 4 lbs).

Gerdau Ameristeel St Paul Mill: annual Form-R pounds

HEAVY site · OFFSITE pathway · TRI years 2019–2022

million lbs

What this shows Gerdau Ameristeel St Paul Mill year-over-year reported totals (decreased by 100% 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: Zinc compounds.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 916.7K lbs 9
2020 388.7K lbs 9
2021 17 lbs 1
2022 4 lbs 1

Chemical Releases

Aggregated across all reporting years (2019–2022). 2 of 9 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Zinc compounds 870.1K lbs -
Manganese And Manganese Compounds 158.9K lbs -
Copper 157.6K lbs -
Lead And Lead Compounds 78.9K lbs -
Nickel 23.7K lbs Carcinogen
Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) 16.0K lbs -
Mercury And Mercury Compounds 196 lbs -
Chlorine 95 lbs -
Dioxin and dioxin-like compounds 0 lbs Carcinogen

Gerdau Ameristeel St Paul Mill · OFFSITE-pathway site

Saint Paul, MN
44.8910, -93.0136
County TRI context
Ramsey · 39.1% of county pounds
Parent company
Gerdau USA Inc

Compare beyond Minnesota

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Gerdau Ameristeel St Paul Mill on cumulative reported pounds (1.3M lbs) and distinct chemical count (9). Release-pound peers include Chevron Products Co - Salt Lake Refinery, Boston Whaler Inc, Teijin Automotive Technologies - Van Wert. Chemical-count peers include Viatris Pharmaceuticals LLC, Prepa - San Juan Steam Plant, Solutia Inc. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

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 Zinc compounds, Manganese And Manganese Compounds, Copper, Lead And Lead Compounds; nearby reporters include Hawkins Inc. - Red Rock. Gerdau Ameristeel St Paul Mill 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 Gerdau Ameristeel St Paul Mill TRI extract (HEAVY · OFFSITE · CARC-LEAN · lead Zinc compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Gerdau Ameristeel St Paul Mill totals are self-reported EPCRA §313 estimates for Saint Paul, MN, latest year 2022. Form-R rows span 2019–2022 (4 years). NAICS 331221 · Primary Metals. 39.1% of Ramsey TRI pounds in this extract. Nearest ABS peer: Chevron Products Co - Salt Lake Refinery (Δ 140 lbs). Pounds ≠ exposure.

Gerdau Ameristeel St Paul Mill stamps HEAVY volume · OFFSITE pathway · CARC-LEAN · lead Zinc 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