Monomoy Capital Partners

2 facilities · 2 states · 5.2M lbs total releases

According to the EPA Toxics Release Inventory, Monomoy Capital Partners is the reported parent of 2 Form R facilities across 2 states, disclosing 5.2M lbs of toxic releases. 2 of 21 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Wisconsin (5.2M lbs). Those TRI figures remain self-reported disclosure pounds for Monomoy Capital Partners, including carcinogen-flagged substances, not a measured public-health risk score.

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Release-over-release change

What changed for Monomoy Capital Partners: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-10.9%

2 facilities that filed in 2022 and 2023

Whole inventory

-10.9%

1.2 million lb → 1.1 million lb, every facility that filed

  • Monomoy Capital Partners's total reported releases fell from 1.2 million lb in 2022 to 1.1 million lb in 2023, based on EPA TRI filings.
  • Monomoy Capital Partners's off-site transfers fell from 1.2 million lb in 2022 to 1.0 million lb in 2023, based on EPA TRI filings.
  • Monomoy Capital Partners's air releases fell from 41.5 thousand lb in 2022 to 38.8 thousand lb in 2023, based on EPA TRI filings.

TRI parent disclosure trail

Read Monomoy Capital Partners from filing to facility

Largest Form R sites under this parent: Waupaca Foundry Plant 1; Waupaca Foundry Inc. Plant 1 (ironwood). Neighbor parents on the disclosure ladder: Foremost Farms USA Cooperative; Wec Energy Group; Neenah Foundry Co; Ahlstrom-Munksjo USA Inc. Largest disclosed chemicals by pounds: Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Lead compounds; Lead And Lead Compounds. Heaviest-reporting states in this extract: Wisconsin; Michigan. Industry labels on the parent rollup: Primary Metals. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.

Source: U.S. Environmental Protection Agency, TRI Basic Data Files Toxics Release Inventory (TRI) · August 2026

Total Releases
5.2M lbs
Facilities
2
Chemicals
21
Carcinogens
2

Largest Form R sites under this parent: Waupaca Foundry Plant 1; Waupaca Foundry Inc. Plant 1 (ironwood). Neighbor parents on the disclosure ladder: Foremost Farms USA Cooperative; Wec Energy Group; Neenah Foundry Co; Ahlstrom-Munksjo USA Inc. Largest disclosed chemicals by pounds: Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Lead compounds; Lead And Lead Compounds. Heaviest-reporting states in this extract: Wisconsin; Michigan. Industry labels on the parent rollup: Primary Metals.

Monomoy Capital Partners ranks #258 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Monomoy Capital Partners files across 2 states, a regional parent portfolio rather than a single-state discloser. Releases are facility-concentrated: Waupaca Foundry Plant 1 accounts for most of Monomoy Capital Partners's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.

Parent aggregation for Monomoy Capital Partners follows facility-reported names. Compare the named neighbors (Foremost Farms USA Cooperative; Wec Energy Group; Neenah Foundry Co) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.

Where Monomoy Capital Partners sits among TRI parents

Monomoy Capital Partners sits on a disclosure ladder beside Foremost Farms USA Cooperative and Wec Energy Group and Neenah Foundry Co and Ahlstrom-Munksjo USA Inc. Open those parents for a different facility count, state span, and chemical mix.

Higher disclosed volume

Lower disclosed volume

Largest chemicals disclosed by Monomoy Capital Partners

Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Lead compounds; Lead And Lead Compounds lead the Form R pound rollup for this parent, including filings such as Waupaca Foundry Plant 1. Pound totals, not toxicity-weighted risk.

Chemical Disclosed lbs
Zinc compounds 3.2M lbs
Manganese And Manganese Compounds 848.5K lbs
Manganese compounds 520.0K lbs
Lead compounds 151.1K lbs
Lead And Lead Compounds 120.0K lbs

Where does this company operate?

State Facilities Total Releases
Wisconsin 1 5.2M lbs
Michigan 1 3 lbs

Facilities (2)

Facility Releases
Waupaca Foundry Plant 1 Waupaca, WI 5.2M lbs
Waupaca Foundry Inc. Plant 1 (ironwood) Ironwood, MI 3 lbs

Frequently Asked Questions

How much pollution does Monomoy Capital Partners release?
Monomoy Capital Partners discloses 5.2M lbs across 2 facilities. On the ladder it sits near Foremost Farms USA Cooperative and Wec Energy Group. Monomoy Capital Partners ranks #258 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set.
How many facilities does Monomoy Capital Partners operate?
Monomoy Capital Partners maps to 2 facilities in Wisconsin, Michigan, including Waupaca Foundry Plant 1; Waupaca Foundry Inc. Plant 1 (ironwood). Releases are facility-concentrated: Waupaca Foundry Plant 1 accounts for most of Monomoy Capital Partners's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.
What industries and chemicals show up for Monomoy Capital Partners?
Monomoy Capital Partners's disclosed pounds sit inside a single reported industry label: Primary Metals. Monomoy Capital Partners's largest disclosed chemicals by pounds are Zinc compounds, Manganese And Manganese Compounds, Manganese compounds, Lead compounds, Lead And Lead Compounds (none of those top chemicals carry a carcinogen flag in this extract). Neighbor parents: Foremost Farms USA Cooperative; Wec Energy Group; Neenah Foundry Co; Ahlstrom-Munksjo USA Inc.
Does Monomoy Capital Partners release carcinogens?
Yes - 2 carcinogen-flagged substances appear in the extract. Largest by pounds include Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Lead compounds; Lead And Lead Compounds.

Compare beyond the release ladder

Nationwide peers by disclosed pounds & facility count

Cross-portfolio TRI parents nearest Monomoy Capital Partners on total disclosed release pounds (5.2M lbs) and reporting facility count (2). Release-volume peers include New Star Metals Inc, Wec US Holdings Inc, Kohler Co. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.

About This Data

EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Wisconsin, Michigan; facility-reported names can vary across subsidiaries.

Source: U.S. Environmental Protection Agency, TRI Basic Data Files

What to do with Monomoy Capital Partners's TRI parent record

From Monomoy Capital Partners, open Waupaca Foundry Plant 1 or compare against Foremost Farms USA Cooperative rather than reading rank alone.

  • Open the largest Form R site for Monomoy Capital Partners (Waupaca Foundry Plant 1 in WI). Largest facility
  • Compare against Wec Energy Group, the next-higher disclosed-volume parent. Higher-volume parent
  • Browse the full parent release ranking to see where Monomoy Capital Partners sits among all slug-merged TRI parents. All parent companies

Rank and peers (Foremost Farms USA Cooperative, Wec Energy Group) are disclosure volume only, not toxicity-weighted risk or enforcement status.

Use and verify this record

Monomoy Capital Partners's record groups disclosed TRI parent-company filings so readers can compare reporting context without treating the total as a measure of risk.

Company release figures are computed directly from EPA Toxic Release Inventory data; source names and the record-linking method are documented in the methodology.

Primary sources

PlainEnviro renders public EPA records directly from its data pipeline; no figure on this page is typed in by an editor. See the editorial standards and corrections policy for how source changes and reported errors are handled.