EPA TRI Facility · Primary Metals
Gerdau Wilton
Wilton, IA · Parent: Gerdau USA Inc
- Total releases
- 57.9K lbs
- Chemicals reported
- 16
- Carcinogens
- 3
- Primary pathway
- Air Releases
AIR Form-R mix
Gerdau Wilton: how the 57.9K lbs splits
57.9K lbs across all reported pathways
- Air Releases 45.3K lbs 78.4%
- Water Discharges 6.6K lbs 11.5%
- Off-site Transfers 5.9K lbs 10.2%
- Land Disposal 0 lbs <0.1%
Gerdau Wilton's 57.9K lbs Form-R total is AIR - air releases is 78.4% of the bar. Next segment: water discharges at 11.5%. 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.
LIGHT volume AIR pathway TRACE-CARC
Gerdau Wilton is an EPA Toxics Release Inventory reporter in Wilton, IA, in the primary metals sector. It reported 10.2K lbs of releases across 9 chemicals in 2023, and 57.9K lbs in total across its 2019-2023 reporting years. That ranks 5,796 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Iowa's 460 reporting TRI sites, pounds #1 is not chemical-count #1. Gerdau Wilton is pounds #164 and chemical-count #16 at 57.9K lbs. Climax Molybdenum Co leads reported pounds (16.4M lbs) at 5 chemicals (chemical-count #117). Helena Industries LLC leads chemical count at 32 chemicals (9.4K lbs, pounds #247). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: C B M Trading Inc; Twin State Inc; Allsteel Muscatine Plant; Hon Co - Oak Steel Plant. Similar-scale Primary Metals peers outside Iowa: Thermalex Inc; Ej Ardmore Inc; Fort Wayne Metals Research Products LLC (ferguson Site); Oldcastle Building Envelope - Tennessee Facility. Other Gerdau USA Inc sites in this extract: Gerdau Ameristeel St Paul Mill; Chaparral Steel Midlothian LP; Gerdau Ameristeel Cartersville Steel Mill; Gerdau Long Steel Na-Charlotte Mill. Largest disclosed chemicals by pounds: Zinc compounds; Manganese compounds; Manganese And Manganese Compounds; Lead And Lead Compounds.
Gerdau Wilton stamps LIGHT volume with a dominant AIR pathway (78.4% air releases) across 16 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 57.9K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Thermalex Inc and Ej Ardmore Inc.
Gerdau Wilton vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
58K lbs Top 22% higher than 78% 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
Gerdau Wilton: Zinc compounds-led volume
Among the 1,603 Primary Metals facilities in this database, Gerdau Wilton reports the 484th-largest volume (57.9K lbs). Its reported volume is concentrated rather than spread: Zinc compounds alone is 68.3% of the total. Scale peers outside Iowa include Thermalex Inc and Ej Ardmore Inc.
Concentrated means ≥60% of Gerdau Wilton's pounds in one chemical - here Zinc compounds at 68.3%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Gerdau Wilton's total reported releases fell from 12.4 thousand lb in 2022 to 10.2 thousand lb in 2023, based on EPA TRI filings.
- Gerdau Wilton's off-site transfers fell from 2.8 thousand lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
- Gerdau Wilton's air releases rose from 8.4 thousand lb in 2022 to 9.2 thousand lb in 2023, based on EPA TRI filings.
- Gerdau Wilton's water releases fell from 1.1 thousand lb in 2022 to 1.1 thousand lb in 2023, based on EPA TRI filings.
Gerdau Wilton Form-R facts
Compare this facility
See how Gerdau Wilton stacks up against nearby facilities and the typical reporter.
5723.3× more than the comparison
16.0× 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 Wilton releases toxic chemicals into the environment. Total: 57.9K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 21% (13.0K lbs to 10.2K lbs).
Gerdau Wilton: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Gerdau Wilton year-over-year reported totals (decreased by 21% 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: Zinc compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 13.0K lbs | 9 |
| 2020 | 10.8K lbs | 9 |
| 2021 | 11.5K lbs | 9 |
| 2022 | 12.4K lbs | 9 |
| 2023 | 10.2K lbs | 9 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 3 of 16 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Zinc compounds | 39.5K lbs | - |
| Manganese compounds | 8.2K lbs | - |
| Manganese And Manganese Compounds | 5.4K lbs | - |
| Lead And Lead Compounds | 1.3K lbs | - |
| Lead compounds | 813 lbs | - |
| Barium And Barium Compounds | 675 lbs | - |
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 486 lbs | - |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 407 lbs | - |
| Copper compounds | 329 lbs | - |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 289 lbs | - |
| Copper And Copper Compounds | 224 lbs | - |
| Nickel And Nickel Compounds | 84 lbs | Carcinogen |
| Mercury And Mercury Compounds | 51 lbs | - |
| Nickel compounds | 46 lbs | Carcinogen |
| Mercury compounds | 39 lbs | - |
| Dioxin and dioxin-like compounds | 0 lbs | Carcinogen |
Gerdau Wilton · AIR-pathway site
Nearest TRI Facilities to Gerdau Wilton
Closest other reporters in Iowa - including C B M Trading Inc, Twin State Inc, Allsteel Muscatine Plant, ordered by distance.
Showing 8 of 459 other reporting facilities in Iowa.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside Iowa - e.g. Thermalex Inc, Ej Ardmore Inc, Fort Wayne Metals Research Products LLC (ferguson Site).
Compare beyond Iowa
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Gerdau Wilton on cumulative reported pounds (57.9K lbs) and distinct chemical count (16). Release-pound peers include Philadelphia Macaroni Co, Silgan Containers Manufacturing Corp, Supreme Lake Manufacturing Inc. Chemical-count peers include Surpass Chemical Co. Inc., The Federal Metal Co, Wheelabrator Frackville Energy Co 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.
- Philadelphia Macaroni Co Grand Forks, ND · Food 57.9K lbs reported
- Silgan Containers Manufacturing Corp Paris, TX · Fabricated Metals 57.9K lbs reported
- Supreme Lake Manufacturing Inc Plantsville, CT · Fabricated Metals 57.8K lbs reported
- Material Sciences Corp Elk Grove Village, IL · Fabricated Metals 57.8K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Gerdau USA Inc Facilities
Same-parent TRI sites ranked by reported releases - including Gerdau Ameristeel St Paul Mill, Chaparral Steel Midlothian LP, Gerdau Ameristeel Cartersville Steel Mill.
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 compounds, Manganese And Manganese Compounds, Lead And Lead Compounds; nearby reporters include C B M Trading Inc. Gerdau Wilton stamps LIGHT volume · AIR pathway · TRACE-CARC 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 Wilton TRI extract (LIGHT · AIR · TRACE-CARC · lead Zinc compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Gerdau Wilton totals are self-reported EPCRA §313 estimates for Wilton, IA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 331110 · Primary Metals. 0.4% of Muscatine TRI pounds in this extract. Nearest ABS peer: Philadelphia Macaroni Co (Δ 13 lbs). Pounds ≠ exposure.
Gerdau Wilton stamps LIGHT volume · AIR pathway · TRACE-CARC · 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