Monomoy Capital Partners LLC

3 facilities · 2 states · 19.1M lbs total releases

According to the EPA Toxics Release Inventory, Monomoy Capital Partners LLC is the reported parent of 3 Form R facilities across 2 states, disclosing 19.1M lbs of toxic releases. 7 of 51 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Indiana (11.8M lbs). Those TRI figures remain self-reported disclosure pounds for Monomoy Capital Partners LLC, 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 LLC: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-10.4%

3 facilities that filed in 2022 and 2023

Whole inventory

-10.4%

4.4 million lb → 3.9 million lb, every facility that filed

  • Monomoy Capital Partners LLC's total reported releases fell from 4.4 million lb in 2022 to 3.9 million lb in 2023, based on EPA TRI filings.
  • Monomoy Capital Partners LLC's water releases fell from 1.4 thousand lb in 2022 to 600 lb in 2023, based on EPA TRI filings.
  • Monomoy Capital Partners LLC's chemicals reported rose from 22 in 2022 to 26 in 2023, based on EPA TRI filings.
  • Monomoy Capital Partners LLC's off-site transfers fell from 4.0 million lb in 2022 to 3.6 million lb in 2023, based on EPA TRI filings.

TRI parent disclosure trail

Read Monomoy Capital Partners LLC from filing to facility

Largest Form R sites under this parent: Waupaca Foundry-Plant 5; Waupaca Foundry Plant 2/3; Waupaca Foundry - Plant 4. Neighbor parents on the disclosure ladder: Cleveland-Cliffs Inc; US Steel Corp; Alcoa Corp; Ecobat LLC. Largest disclosed chemicals by pounds: Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Benzene; Toluene. Heaviest-reporting states in this extract: Indiana; Wisconsin. 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
19.1M lbs
Facilities
3
Chemicals
51
Carcinogens
7

Largest Form R sites under this parent: Waupaca Foundry-Plant 5; Waupaca Foundry Plant 2/3; Waupaca Foundry - Plant 4. Neighbor parents on the disclosure ladder: Cleveland-Cliffs Inc; US Steel Corp; Alcoa Corp; Ecobat LLC. Largest disclosed chemicals by pounds: Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Benzene; Toluene. Heaviest-reporting states in this extract: Indiana; Wisconsin. Industry labels on the parent rollup: Primary Metals.

Monomoy Capital Partners LLC ranks #94 of 4,988 slug-merged TRI parents by disclosed release pounds, mid-to-upper among parents, not a top-25 volume name. Monomoy Capital Partners LLC files across 2 states, a regional parent portfolio rather than a single-state discloser. Monomoy Capital Partners LLC's disclosed pounds are spread across 3 facilities, no single site dominates the parent total in this extract.

Parent aggregation for Monomoy Capital Partners LLC follows facility-reported names. Compare the named neighbors (Cleveland-Cliffs Inc; US Steel Corp; Alcoa Corp) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.

Where Monomoy Capital Partners LLC sits among TRI parents

Monomoy Capital Partners LLC sits on a disclosure ladder beside Cleveland-Cliffs Inc and US Steel Corp and Alcoa Corp and Ecobat LLC. 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 LLC

Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Benzene; Toluene lead the Form R pound rollup for this parent, including filings such as Waupaca Foundry-Plant 5. Pound totals, not toxicity-weighted risk.

Chemical Disclosed lbs
Zinc compounds 11.1M lbs
Manganese And Manganese Compounds 4.4M lbs
Manganese compounds 848.1K lbs
Benzene 599.8K lbs
Toluene 384.4K lbs

Where does this company operate?

State Facilities Total Releases
Indiana 1 11.8M lbs
Wisconsin 2 7.3M lbs

Facilities (3)

Facility Releases
Waupaca Foundry-Plant 5 Tell City, IN 11.8M lbs
Waupaca Foundry Plant 2/3 Waupaca, WI 6.8M lbs
Waupaca Foundry - Plant 4 Marinette, WI 503.5K lbs

Frequently Asked Questions

How much pollution does Monomoy Capital Partners LLC release?
Monomoy Capital Partners LLC discloses 19.1M lbs across 3 facilities. On the ladder it sits near Cleveland-Cliffs Inc and US Steel Corp. Monomoy Capital Partners LLC ranks #94 of 4,988 slug-merged TRI parents by disclosed release pounds, mid-to-upper among parents, not a top-25 volume name.
How many facilities does Monomoy Capital Partners LLC operate?
Monomoy Capital Partners LLC maps to 3 facilities in Indiana, Wisconsin, including Waupaca Foundry-Plant 5; Waupaca Foundry Plant 2/3; Waupaca Foundry - Plant 4. Monomoy Capital Partners LLC's disclosed pounds are spread across 3 facilities, no single site dominates the parent total in this extract.
What industries and chemicals show up for Monomoy Capital Partners LLC?
Monomoy Capital Partners LLC's disclosed pounds sit inside a single reported industry label: Primary Metals. Monomoy Capital Partners LLC's largest disclosed chemicals by pounds are Zinc compounds, Manganese And Manganese Compounds, Manganese compounds, Benzene, Toluene (carcinogen flags appear on at least one of those chemicals in the TRI extract). Neighbor parents: Cleveland-Cliffs Inc; US Steel Corp; Alcoa Corp; Ecobat LLC.
Does Monomoy Capital Partners LLC release carcinogens?
Yes - 7 carcinogen-flagged substances appear in the extract. Largest by pounds include Zinc compounds; Manganese And Manganese Compounds; Manganese compounds; Benzene; Toluene.

Compare beyond the release ladder

Nationwide peers by disclosed pounds & facility count

Cross-portfolio TRI parents nearest Monomoy Capital Partners LLC on total disclosed release pounds (19.1M lbs) and reporting facility count (3). Release-volume peers include Celanese Corp, Ecovyst Inc, Phillips 66 Co. Facility-count peers include A-Gas US Holdings Inc, Abb Holdings Inc, Adams Resources & Energy Inc. 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 Indiana, Wisconsin; facility-reported names can vary across subsidiaries.

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

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

From Monomoy Capital Partners LLC, open Waupaca Foundry-Plant 5 or compare against Cleveland-Cliffs Inc rather than reading rank alone.

  • Open the largest Form R site for Monomoy Capital Partners LLC (Waupaca Foundry-Plant 5 in IN). Largest facility
  • Compare against US Steel Corp, the next-higher disclosed-volume parent. Higher-volume parent
  • Browse the full parent release ranking to see where Monomoy Capital Partners LLC sits among all slug-merged TRI parents. All parent companies

Rank and peers (Cleveland-Cliffs Inc, US Steel Corp) are disclosure volume only, not toxicity-weighted risk or enforcement status.

Use and verify this record

Monomoy Capital Partners LLC'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.