EPA TRI Facility · Primary Metals
Maynard Steel Casting Co
Milwaukee, WI
- Total releases
- 216.6K lbs
- Chemicals reported
- 5
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Maynard Steel Casting Co: how the 216.6K lbs splits
216.6K lbs across all reported pathways
- Off-site Transfers 209.2K lbs 96.6%
- Air Releases 7.3K lbs 3.4%
- Water Discharges 64 lbs <0.1%
- Land Disposal 0 lbs <0.1%
Maynard Steel Casting Co's 216.6K lbs Form-R total is OFFSITE - off-site transfers is 96.6% of the bar. Next segment: air releases at 3.4%. 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.
MID volume OFFSITE pathway CARC-LEAN
Maynard Steel Casting Co is an EPA Toxics Release Inventory reporter in Milwaukee, WI, in the primary metals sector. It reported 47.4K lbs of releases across 4 chemicals in 2023, and 216.6K lbs in total across its 2019-2023 reporting years. That ranks 3,111 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Wisconsin's 836 reporting TRI sites, pounds #1 is not chemical-count #1. Maynard Steel Casting Co is pounds #93 and chemical-count #170 at 216.6K lbs. Mullins Cheese Inc leads reported pounds (11.2M lbs) at 3 chemicals (chemical-count #319). Ppg Industries Inc-Oak Creek leads chemical count at 32 chemicals (2.2M lbs, pounds #16). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Acme Galvanizing Inc; Milport Enterprises Inc; Ge Healthcare; Steele Solutions Inc.. Similar-scale Primary Metals peers outside Wisconsin: Atlas Tube- Plymouth Plant; Superior Forge & Steel Corp; Constellium Rolled Products Ravenswood LLC; Golden Aluminum. Largest disclosed chemicals by pounds: Manganese And Manganese Compounds; Chromium compounds (except for chromite ore mined in the Transvaal Region); Nickel; Lead And Lead Compounds.
Maynard Steel Casting Co stamps MID volume with a dominant OFFSITE pathway (96.6% off-site transfers) across 5 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 216.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Atlas Tube- Plymouth Plant and Superior Forge & Steel Corp.
Maynard Steel Casting Co vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
217K lbs Top 12% higher than 88% 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
Maynard Steel Casting Co: Manganese And Manganese Compounds-led volume
Among the 1,603 Primary Metals facilities in this database, Maynard Steel Casting Co reports the 294th-largest volume, placing it in the top 18.3% of its sector. Its reported volume is concentrated rather than spread: Manganese And Manganese Compounds alone is 80.6% of the total. Scale peers outside Wisconsin include Atlas Tube- Plymouth Plant and Superior Forge & Steel Corp.
Concentrated means ≥60% of Maynard Steel Casting Co's pounds in one chemical - here Manganese And Manganese Compounds at 80.6%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Maynard Steel Casting Co's total reported releases rose from 42.1 thousand lb in 2022 to 47.4 thousand lb in 2023, based on EPA TRI filings.
- Maynard Steel Casting Co's off-site transfers rose from 40.7 thousand lb in 2022 to 46.0 thousand lb in 2023, based on EPA TRI filings.
- Maynard Steel Casting Co's air releases rose from 1.4 thousand lb in 2022 to 1.4 thousand lb in 2023, based on EPA TRI filings.
Maynard Steel Casting Co Form-R facts
Compare this facility
See how Maynard Steel Casting Co stacks up against nearby facilities and the typical reporter.
6.8× more than the comparison
About the same as 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 Maynard Steel Casting Co releases toxic chemicals into the environment. Total: 216.6K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 12% (53.7K lbs to 47.4K lbs).
Maynard Steel Casting Co: annual Form-R pounds
MID site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Maynard Steel Casting Co year-over-year reported totals (decreased by 12% 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 | 53.7K lbs | 4 |
| 2020 | 32.3K lbs | 4 |
| 2021 | 41.0K lbs | 4 |
| 2022 | 42.1K lbs | 4 |
| 2023 | 47.4K lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 5 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Manganese And Manganese Compounds | 174.5K lbs | - |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 30.1K lbs | - |
| Nickel | 9.4K lbs | Carcinogen |
| Lead And Lead Compounds | 2.1K lbs | - |
| Lead compounds | 496 lbs | - |
Maynard Steel Casting Co · OFFSITE-pathway site
Nearest TRI Facilities to Maynard Steel Casting Co
Closest other reporters in Wisconsin - including Acme Galvanizing Inc, Milport Enterprises Inc, Ge Healthcare, ordered by distance.
Showing 8 of 835 other reporting facilities in Wisconsin.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside Wisconsin - e.g. Atlas Tube- Plymouth Plant, Superior Forge & Steel Corp, Constellium Rolled Products Ravenswood LLC.
Compare beyond Wisconsin
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Maynard Steel Casting Co on cumulative reported pounds (216.6K lbs) and distinct chemical count (5). Release-pound peers include Vantage Specialties, Boise Cascade Wood Products, Mtd Consumer Group Inc - Martin Facility. Chemical-count peers include Abbvie Ltd, Lilly del Caribe Inc Carolin A, Baxter Healthcare of Puerto Rico LLC. 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.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
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, Chromium compounds (except for chromite ore mined in the Transvaal Region), Nickel, Lead And Lead Compounds; nearby reporters include Acme Galvanizing Inc. Maynard Steel Casting Co stamps MID 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 Maynard Steel Casting Co TRI extract (MID · OFFSITE · CARC-LEAN · lead Manganese And Manganese Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Maynard Steel Casting Co totals are self-reported EPCRA §313 estimates for Milwaukee, WI, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 331513 · Primary Metals. 2.2% of Milwaukee TRI pounds in this extract. Nearest ABS peer: Vantage Specialties (Δ 25 lbs). Pounds ≠ exposure.
Maynard Steel Casting Co stamps MID 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