EPA TRI Facility · Fabricated Metals
Mayville Eng. Co. Inc. - Mayville
Mayville, WI · Parent: Mayville Engineering Co Inc
- Total releases
- 1.1K lbs
- Chemicals reported
- 4
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Mayville Eng. Co. Inc. - Mayville: how the 1.1K lbs splits
1.1K lbs across all reported pathways
- Air Releases 1.1K lbs 99.9%
- Off-site Transfers 2 lbs 0.1%
Mayville Eng. Co. Inc. - Mayville's 1.1K lbs Form-R total is AIR - air releases is 99.9% of the bar. Next segment: off-site transfers at 0.1%. Leading chemical by pounds: Manganese.
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 CARC-LEAN
Mayville Eng. Co. Inc. - Mayville is an EPA Toxics Release Inventory reporter in Mayville, WI, in the fabricated metals sector. It reported 0 lbs of releases across 3 chemicals in 2023, and 1.1K lbs in total across its 2019-2023 reporting years. That ranks 13,780 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. Mayville Eng. Co. Inc. - Mayville is pounds #538 and chemical-count #285 at 1.1K 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 fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Metalcraft of Mayville; John Deere Horicon Works-Dt; John Deere Horicon Works - Gator Works; Grande Cheese Co Brownsville. Similar-scale Fabricated Metals peers outside Wisconsin: Steris Distribution Center; Drake-Williams Steel; Rom; Munster Steel Co. Inc.. Other Mayville Engineering Co Inc sites in this extract: Mayville Engineering Co Inc.. Largest disclosed chemicals by pounds: Manganese; Chromium; Nickel; Copper.
Mayville Eng. Co. Inc. - Mayville stamps LIGHT volume with a dominant AIR pathway (99.9% air releases) across 4 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 1.1K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Steris Distribution Center and Drake-Williams Steel.
Mayville Eng. Co. Inc. - Mayville vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.1K lbs 47th percentile higher than 47% 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
Mayville Eng. Co. Inc. - Mayville in the Fabricated Metals sector extract
Among the 3,421 Fabricated Metals facilities in this database, Mayville Eng. Co. Inc. - Mayville reports the 1,732nd-largest volume (1.1K lbs). Scale peers outside Wisconsin include Steris Distribution Center and Drake-Williams Steel.
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
- Mayville Eng. Co. Inc. - Mayville's total reported releases fell from 281 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
- Mayville Eng. Co. Inc. - Mayville's air releases fell from 281 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
Mayville Eng. Co. Inc. - Mayville Form-R facts
Compare this facility
See how Mayville Eng. Co. Inc. - Mayville stacks up against nearby facilities and the typical reporter.
83% less than the comparison
33% 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 Mayville Eng. Co. Inc. - Mayville releases toxic chemicals into the environment. Total: 1.1K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 100% (256 lbs to 0 lbs).
Mayville Eng. Co. Inc. - Mayville: 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 Mayville Eng. Co. Inc. - Mayville year-over-year reported totals (decreased by 100% 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.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 256 lbs | 4 |
| 2020 | 219 lbs | 4 |
| 2021 | 309 lbs | 3 |
| 2022 | 281 lbs | 3 |
| 2023 | 0 lbs | 3 |
Mayville Eng. Co. Inc. - Mayville · AIR-pathway site
Nearest TRI Facilities to Mayville Eng. Co. Inc. - Mayville
Closest other reporters in Wisconsin - including Metalcraft of Mayville, John Deere Horicon Works-Dt, John Deere Horicon Works - Gator Works, ordered by distance.
Showing 8 of 835 other reporting facilities in Wisconsin.
Similar Fabricated Metals Facilities
Other Fabricated Metals facilities with similar total release volumes (±80%), outside Wisconsin - e.g. Steris Distribution Center, Drake-Williams Steel, Rom.
Compare beyond Wisconsin
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Mayville Eng. Co. Inc. - Mayville on cumulative reported pounds (1.1K lbs) and distinct chemical count (4). Release-pound peers include Holliday Rock - Foothill, Caterpillar Inc, US Dod Usaf Creech Afb. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis 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).
- Hamilton Sundstrand de Puerto Rico Inc. Santa Isabel, PR · Transportation Equipment 4 chemicals
- Abb Installation Products Caribe LLC Vega Baja, PR · Electrical Equipment 4 chemicals
- Solenis LLC Chicopee, MA · Chemicals 4 chemicals
- Adhesive Applications Inc. - O'Neill St Easthampton Easthampton, MA · Miscellaneous Manufacturing 4 chemicals
Other Mayville Engineering Co Inc Facilities
Same-parent TRI sites ranked by reported releases - including Mayville Engineering Co Inc..
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, Chromium, Nickel, Copper; nearby reporters include Metalcraft of Mayville. Mayville Eng. Co. Inc. - Mayville stamps LIGHT volume · AIR 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 Mayville Eng. Co. Inc. - Mayville TRI extract (LIGHT · AIR · CARC-LEAN · lead Manganese) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mayville Eng. Co. Inc. - Mayville totals are self-reported EPCRA §313 estimates for Mayville, WI, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 332999 · Fabricated Metals. 0.1% of Dodge TRI pounds in this extract. Nearest ABS peer: Holliday Rock - Foothill (Δ 0 lbs). Pounds ≠ exposure.
Mayville Eng. Co. Inc. - Mayville stamps LIGHT volume · AIR pathway · CARC-LEAN · lead Manganese. 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