Cleveland-Cliffs Inc

26 facilities · 9 states · 270.7M lbs total releases

According to the EPA Toxics Release Inventory, Cleveland-Cliffs Inc is the reported parent of 26 Form R facilities across 9 states, disclosing 270.7M lbs of toxic releases. 22 of 373 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Indiana (131.7M lbs). Those TRI figures remain self-reported disclosure pounds for Cleveland-Cliffs Inc, including carcinogen-flagged substances, not a measured public-health risk score.

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Release-over-release change

What changed for Cleveland-Cliffs Inc: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-22.9%

26 facilities that filed in 2022 and 2023

Whole inventory

-22.9%

59.8 million lb → 46.1 million lb, every facility that filed

  • Cleveland-Cliffs Inc's total reported releases fell from 59.8 million lb in 2022 to 46.1 million lb in 2023, based on EPA TRI filings.
  • Cleveland-Cliffs Inc's water releases fell from 17.5 million lb in 2022 to 12.2 million lb in 2023, based on EPA TRI filings.
  • Cleveland-Cliffs Inc's off-site transfers fell from 27.1 million lb in 2022 to 20.8 million lb in 2023, based on EPA TRI filings.
  • Cleveland-Cliffs Inc's land releases fell from 14.4 million lb in 2022 to 12.3 million lb in 2023, based on EPA TRI filings.

TRI parent disclosure trail

Read Cleveland-Cliffs Inc from filing to facility

Largest Form R sites under this parent: Cleveland-Cliffs Steel Corp (rockport Works ); Cleveland-Cliffs Steel Corp Dearborn Works; Cleveland-Cliffs Burns Harbor LLC; Cleveland-Cliffs Cleveland Works LLC. Neighbor parents on the disclosure ladder: US Steel Corp; Sabic US Holdings LP. Largest disclosed chemicals by pounds: Zinc compounds; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Manganese And Manganese Compounds; Manganese compounds; Chromium compounds (except for chromite ore mined in the Transvaal Region). Heaviest-reporting states in this extract: Indiana; Ohio; Michigan. Industry labels on the parent rollup: Primary Metals; Petroleum; Transportation Equipment. 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
270.7M lbs
Facilities
26
Chemicals
373
Carcinogens
22

Largest Form R sites under this parent: Cleveland-Cliffs Steel Corp (rockport Works ); Cleveland-Cliffs Steel Corp Dearborn Works; Cleveland-Cliffs Burns Harbor LLC; Cleveland-Cliffs Cleveland Works LLC. Neighbor parents on the disclosure ladder: US Steel Corp; Sabic US Holdings LP. Largest disclosed chemicals by pounds: Zinc compounds; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Manganese And Manganese Compounds; Manganese compounds; Chromium compounds (except for chromite ore mined in the Transvaal Region). Heaviest-reporting states in this extract: Indiana; Ohio; Michigan. Industry labels on the parent rollup: Primary Metals; Petroleum; Transportation Equipment.

Among slug-merged TRI parents in this extract, Cleveland-Cliffs Inc sits near the top of the release list (rank #5 of 4,988). Cleveland-Cliffs Inc spans 9 states in this extract, placing it among the broader national TRI parent footprints. Cleveland-Cliffs Inc's disclosed pounds are spread across 26 facilities, no single site dominates the parent total in this extract.

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

Where Cleveland-Cliffs Inc sits among TRI parents

Cleveland-Cliffs Inc sits on a disclosure ladder beside US Steel Corp and Sabic US Holdings LP. Open those parents for a different facility count, state span, and chemical mix.

Lower disclosed volume

Largest chemicals disclosed by Cleveland-Cliffs Inc

Zinc compounds; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Manganese And Manganese Compounds; Manganese compounds; Chromium compounds (except for chromite ore mined in the Transvaal Region) lead the Form R pound rollup for this parent, including filings such as Cleveland-Cliffs Steel Corp (rockport Works ). Pound totals, not toxicity-weighted risk.

Where does this company operate?

State Facilities Total Releases
Indiana 5 131.7M lbs
Ohio 9 64.3M lbs
Michigan 1 53.0M lbs
Pennsylvania 5 13.7M lbs
Illinois 1 5.4M lbs
West Virginia 2 2.5M lbs
Alabama 1 13 lbs
Tennessee 1 0 lbs
Kentucky 1 0 lbs

Facilities (26)

Facility Releases
Cleveland-Cliffs Steel Corp (rockport Works ) Rockport, IN 67.4M lbs
Cleveland-Cliffs Steel Corp Dearborn Works Dearborn, MI 53.0M lbs
Cleveland-Cliffs Burns Harbor LLC Burns Harbor, IN 35.1M lbs
Cleveland-Cliffs Cleveland Works LLC Cleveland, OH 31.2M lbs
Cleveland-Cliffs Steel Corp Coshocton, OH 21.3M lbs
Cleveland-Cliffs Steel LLC East Chicago, IN 18.4M lbs
Cleveland-Cliffs Steel Corp /butler Works Butler, PA 12.8M lbs
Cleveland-Cliffs Steel LLC East Chicago, IN 10.8M lbs
Cleveland-Cliffs Steel Corp - Mansfield Works Mansfield, OH 6.0M lbs
Cleveland-Cliffs Riverdale LLC Riverdale, IL 5.4M lbs
Cleveland-Cliffs Inc. Middletown, OH 5.0M lbs
Mountain State Carbon LLC Follansbee, WV 2.1M lbs
Cleveland-Cliffs Plate LLC Coatesville Facility Coatesville, PA 507.2K lbs
Cleveland-Cliffs Weirton LLC Weirton, WV 464.0K lbs
Cleveland-Cliffs Cleveland Works LLC DBA Cleveland-Cliffs Wa Warren, OH 433.0K lbs
Cleveland-Cliffs Monessen Coke LLC Monessen, PA 225.9K lbs
Cleveland-Cliffs Steelton LLC Steelton, PA 194.4K lbs
Cleveland-Cliffs Steel Corp - Zanesvi Lle Works Zanesville, OH 172.1K lbs
Ironunits LLC Toledo, OH 101.4K lbs
Cleveland-Cliffs Plate LLC Conshohocken Facility Conshohocken, PA 29.0K lbs
Cleveland-Cliffs Columbus LLC Columbus, OH 27.9K lbs
Cleveland-Cliffs Tubular Components LLC Walbridge Walbridge, OH 511 lbs
Cleveland-Cliffs Tubular Components Columbus, IN 233 lbs
Fleetwood Metal Industries Inc. Sylacauga, AL 13 lbs
Cannon Automotive Solutions Mc Donald, TN 0 lbs
Cannon Automotive Solutions Inc. Bowling Green, KY 0 lbs

Frequently Asked Questions

How much pollution does Cleveland-Cliffs Inc release?
Cleveland-Cliffs Inc discloses 270.7M lbs across 26 facilities. On the ladder it sits near US Steel Corp and Sabic US Holdings LP. Among slug-merged TRI parents in this extract, Cleveland-Cliffs Inc sits near the top of the release list (rank #5 of 4,988).
How many facilities does Cleveland-Cliffs Inc operate?
Cleveland-Cliffs Inc maps to 26 facilities in Indiana, Ohio, Michigan, including Cleveland-Cliffs Steel Corp (rockport Works ); Cleveland-Cliffs Steel Corp Dearborn Works; Cleveland-Cliffs Burns Harbor LLC; Cleveland-Cliffs Cleveland Works LLC. Cleveland-Cliffs Inc's disclosed pounds are spread across 26 facilities, no single site dominates the parent total in this extract.
What industries and chemicals show up for Cleveland-Cliffs Inc?
Cleveland-Cliffs Inc's disclosed pounds span Primary Metals; Petroleum; Transportation Equipment, with Primary Metals leading the parent total. Cleveland-Cliffs Inc's largest disclosed chemicals by pounds are Zinc compounds, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Manganese And Manganese Compounds, Manganese compounds, Chromium compounds (except for chromite ore mined in the Transvaal Region) (none of those top chemicals carry a carcinogen flag in this extract). Neighbor parents: US Steel Corp; Sabic US Holdings LP.
Does Cleveland-Cliffs Inc release carcinogens?
Yes - 22 carcinogen-flagged substances appear in the extract. Largest by pounds include Zinc compounds; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Manganese And Manganese Compounds; Manganese compounds; Chromium compounds (except for chromite ore mined in the Transvaal Region).

Compare beyond the release ladder

Nationwide peers by disclosed pounds & facility count

Cross-portfolio TRI parents nearest Cleveland-Cliffs Inc on total disclosed release pounds (270.7M lbs) and reporting facility count (26). Release-volume peers include Freeport-McMoran Inc, Barrick Nevada Holding LLC, Ascend Performance Materials Holdings Inc. Facility-count peers include Arcosa Inc, General Motors LLC, Lci Industries. 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, Ohio, Michigan; facility-reported names can vary across subsidiaries.

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

What to do with Cleveland-Cliffs Inc's TRI parent record

From Cleveland-Cliffs Inc, open Cleveland-Cliffs Steel Corp (rockport Works ) or compare against US Steel Corp rather than reading rank alone.

  • Open the largest Form R site for Cleveland-Cliffs Inc (Cleveland-Cliffs Steel Corp (rockport Works ) in IN). Largest facility
  • Compare against US Steel Corp, the next-lower disclosed-volume parent. Lower-volume parent
  • Browse the full parent release ranking to see where Cleveland-Cliffs Inc sits among all slug-merged TRI parents. All parent companies

Rank and peers (US Steel Corp, Sabic US Holdings LP) are disclosure volume only, not toxicity-weighted risk or enforcement status.

Use and verify this record

Cleveland-Cliffs Inc'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.