EPA TRI Facility · Primary Metals
St. Marys Foundry Ltd.
Saint Marys, OH · Parent: Ariel Corp
- Total releases
- 38.3K lbs
- Chemicals reported
- 6
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
St. Marys Foundry Ltd.: how the 38.3K lbs splits
38.3K lbs across all reported pathways
- Off-site Transfers 37.1K lbs 96.7%
- Air Releases 1.3K lbs 3.3%
- Water Discharges 0 lbs <0.1%
- Land Disposal 0 lbs <0.1%
St. Marys Foundry Ltd.'s 38.3K lbs Form-R total is OFFSITE - off-site transfers is 96.7% of the bar. Next segment: air releases at 3.3%. Leading chemical by pounds: 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.
LIGHT volume OFFSITE pathway CARC-LEAN
St. Marys Foundry Ltd. is an EPA Toxics Release Inventory reporter in Saint Marys, OH, in the primary metals sector. It reported 6.2K lbs of releases across 4 chemicals in 2023, and 38.3K lbs in total across its 2019-2023 reporting years. That ranks 6,754 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Ohio's 1,299 reporting TRI sites, pounds #1 is not chemical-count #1. St. Marys Foundry Ltd. is pounds #439 and chemical-count #277 at 38.3K lbs. Ineos Nitriles USA LLC leads reported pounds (42.4M lbs) at 31 chemicals (chemical-count #10). Heritage Thermal Services leads chemical count at 217 chemicals (431.4K lbs, pounds #116). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Parker Hannifin Corp. Cylinder Div.; Kosei St Marys Corp; American Rheinmetall; Crown Equipment Corp. Similar-scale Primary Metals peers outside Ohio: Hexatronic Rochester Cable Inc.; Ati Huntsville Operations; Arkansas Steel Associates LLC; Fca US Kokomo Casting Plant. Largest disclosed chemicals by pounds: Manganese compounds; Copper; Copper compounds; Nickel compounds.
St. Marys Foundry Ltd. stamps LIGHT volume with a dominant OFFSITE pathway (96.7% off-site transfers) across 6 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 38.3K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Hexatronic Rochester Cable Inc. and Ati Huntsville Operations.
St. Marys Foundry Ltd. vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
38K lbs Top 26% higher than 74% 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
St. Marys Foundry Ltd. in the Primary Metals sector extract
Among the 1,603 Primary Metals facilities in this database, St. Marys Foundry Ltd. reports the 540th-largest volume (38.3K lbs). Scale peers outside Ohio include Hexatronic Rochester Cable Inc. and Ati Huntsville Operations.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- St. Marys Foundry Ltd.'s total reported releases rose from 3.6 thousand lb in 2022 to 6.2 thousand lb in 2023, based on EPA TRI filings.
- St. Marys Foundry Ltd.'s off-site transfers rose from 3.4 thousand lb in 2022 to 5.8 thousand lb in 2023, based on EPA TRI filings.
- St. Marys Foundry Ltd.'s air releases rose from 262 lb in 2022 to 395 lb in 2023, based on EPA TRI filings.
- St. Marys Foundry Ltd.'s chemicals reported rose from 3 in 2022 to 4 in 2023, based on EPA TRI filings.
St. Marys Foundry Ltd. Form-R facts
Compare this facility
See how St. Marys Foundry Ltd. stacks up against nearby facilities and the typical reporter.
1368.0× more than the comparison
6.0× 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 St. Marys Foundry Ltd. releases toxic chemicals into the environment. Total: 38.3K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 70% (20.8K lbs to 6.2K lbs).
St. Marys Foundry Ltd.: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows St. Marys Foundry Ltd. year-over-year reported totals (decreased by 70% 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 compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 20.8K lbs | 3 |
| 2020 | 4.9K lbs | 2 |
| 2021 | 2.8K lbs | 3 |
| 2022 | 3.6K lbs | 3 |
| 2023 | 6.2K lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 6 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Manganese compounds | 18.8K lbs | - |
| Copper | 11.2K lbs | - |
| Copper compounds | 5.3K lbs | - |
| Nickel compounds | 2.6K lbs | Carcinogen |
| Lead compounds | 353 lbs | - |
| Lead And Lead Compounds | 81 lbs | - |
St. Marys Foundry Ltd. · OFFSITE-pathway site
Nearest TRI Facilities to St. Marys Foundry Ltd.
Closest other reporters in Ohio - including Parker Hannifin Corp. Cylinder Div., Kosei St Marys Corp, American Rheinmetall, ordered by distance.
Showing 8 of 1,298 other reporting facilities in Ohio.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside Ohio - e.g. Hexatronic Rochester Cable Inc., Ati Huntsville Operations, Arkansas Steel Associates LLC.
Compare beyond Ohio
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest St. Marys Foundry Ltd. on cumulative reported pounds (38.3K lbs) and distinct chemical count (6). Release-pound peers include Wabtec Components, Srg Global Coatings LLC, Dal-Tile Dickson. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. 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 compounds, Copper, Copper compounds, Nickel compounds; nearby reporters include Parker Hannifin Corp. Cylinder Div.. St. Marys Foundry Ltd. stamps LIGHT 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 St. Marys Foundry Ltd. TRI extract (LIGHT · OFFSITE · CARC-LEAN · lead Manganese compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
St. Marys Foundry Ltd. totals are self-reported EPCRA §313 estimates for Saint Marys, OH, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 331511 · Primary Metals. 1.7% of Auglaize TRI pounds in this extract. Nearest ABS peer: Wabtec Components (Δ 1 lbs). Pounds ≠ exposure.
St. Marys Foundry Ltd. stamps LIGHT volume · OFFSITE pathway · CARC-LEAN · lead 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