Carmeuse N.a.
6 facilities · 4 states · 2.0M lbs total releases
According to the EPA Toxics Release Inventory, Carmeuse N.a. is the reported parent of 6 Form R facilities across 4 states, disclosing 2.0M lbs of toxic releases. 3 of 33 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Kentucky (720.9K lbs). Those TRI figures remain self-reported disclosure pounds for Carmeuse N.a., including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Carmeuse N.a.: EPA TRI 2023 reporting year
Same facilities, both years
-38.5%
4 facilities that filed in 2022 and 2023
Whole inventory
-61.1%
713.1 thousand lb → 277.3 thousand lb, every facility that filed
Between the two reporting years, 0 facilities filed for the first time and 2 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.
- Carmeuse N.a.'s total reported releases fell from 451.1 thousand lb in 2022 to 277.3 thousand lb in 2023, based on EPA TRI filings.
- Carmeuse N.a.'s land releases fell from 13.7 thousand lb in 2022 to 2.3 thousand lb in 2023, based on EPA TRI filings.
- Carmeuse N.a.'s air releases fell from 437.4 thousand lb in 2022 to 275.1 thousand lb in 2023, based on EPA TRI filings.
- Carmeuse N.a.'s chemicals reported fell from 7 in 2022 to 5 in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Carmeuse N.a. from filing to facility
Largest Form R sites under this parent: Carmeuse Lime Inc Buffington; Carmeuse Lime Inc Maple Grove Operations; Carmeuse Lime & Stone Black River Facility; Carmeuse Lime & Stone Maysville Facility. Neighbor parents on the disclosure ladder: Cleveland-Cliffs Inc; US Steel Corp. Largest disclosed chemicals by pounds: Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Vanadium compounds; Nickel compounds; Zinc (fume or dust); Barium compounds (except for barium sulfate (CAS No. 7727-43-7)). Heaviest-reporting states in this extract: Kentucky; Ohio; Indiana. Industry labels on the parent rollup: Nonmetallic Mineral Product. 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
Largest Form R sites under this parent: Carmeuse Lime Inc Buffington; Carmeuse Lime Inc Maple Grove Operations; Carmeuse Lime & Stone Black River Facility; Carmeuse Lime & Stone Maysville Facility. Neighbor parents on the disclosure ladder: Cleveland-Cliffs Inc; US Steel Corp. Largest disclosed chemicals by pounds: Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Vanadium compounds; Nickel compounds; Zinc (fume or dust); Barium compounds (except for barium sulfate (CAS No. 7727-43-7)). Heaviest-reporting states in this extract: Kentucky; Ohio; Indiana. Industry labels on the parent rollup: Nonmetallic Mineral Product.
Carmeuse N.a. ranks #472 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Carmeuse N.a. files across 4 states, a regional parent portfolio rather than a single-state discloser. Carmeuse N.a.'s disclosed pounds are spread across 6 facilities, no single site dominates the parent total in this extract.
Parent aggregation for Carmeuse N.a. follows facility-reported names. Compare the named neighbors (Cleveland-Cliffs Inc; US Steel Corp) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Carmeuse N.a. sits among TRI parents
Carmeuse N.a. sits on a disclosure ladder beside Cleveland-Cliffs Inc and US Steel Corp. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- Cleveland-Cliffs Inc · rank #470 · 131.7M lbs
- US Steel Corp · rank #471 · 79.2M lbs
Largest chemicals disclosed by Carmeuse N.a.
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Vanadium compounds; Nickel compounds; Zinc (fume or dust); Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) lead the Form R pound rollup for this parent, including filings such as Carmeuse Lime Inc Buffington. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1.6M lbs |
| Vanadium compounds | 236.1K lbs |
| Nickel compounds | 43.2K lbs |
| Zinc (fume or dust) | 25.8K lbs |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 11.0K lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Kentucky | 2 | 720.9K lbs |
| Ohio | 2 | 559.8K lbs |
| Indiana | 1 | 465.3K lbs |
| Michigan | 1 | 225.0K lbs |
Facilities (6)
| Facility | Releases |
|---|---|
| Carmeuse Lime Inc Buffington Gary, IN | 465.3K lbs |
| Carmeuse Lime Inc Maple Grove Operations Bettsville, OH | 441.4K lbs |
| Carmeuse Lime & Stone Black River Facility Butler, KY | 405.7K lbs |
| Carmeuse Lime & Stone Maysville Facility Maysville, KY | 315.2K lbs |
| Carmeuse Lime Inc River Rouge Facility River Rouge, MI | 225.0K lbs |
| Carmeuse Lime Inc Grand River Operations Grand River, OH | 118.4K lbs |
Frequently Asked Questions
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Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Carmeuse N.a. on total disclosed release pounds (2.0M lbs) and reporting facility count (6). Release-volume peers include Jm Huber Corp, Peco Foods Inc, Vista Outdoor Inc. Facility-count peers include Abbott Laboratories, Agribeef Co, Allnex USA Inc. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.
Similar disclosed release pounds
Nearest parents (≥3 facilities, ≥10k lbs) by absolute TRI disclosed pounds, not rank-adjacent ladder neighbors.
Similar facility count
Nearest parents by reporting-site count (deduped against the release-pound neighborhood).
About This Data
EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Kentucky, Ohio, Indiana; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Carmeuse N.a.'s TRI parent record
From Carmeuse N.a., open Carmeuse Lime Inc Buffington or compare against Cleveland-Cliffs Inc rather than reading rank alone.
- Open the largest Form R site for Carmeuse N.a. (Carmeuse Lime Inc Buffington 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 Carmeuse N.a. 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
Carmeuse N.a.'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
- EPA Toxics Release Inventory Basic Data Files - annual facility-level chemical-release disclosures
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.