EPA TRI Facility · Primary Metals
Cleveland-Cliffs Steel Corp (rockport Works )
Rockport, IN · Parent: Cleveland-Cliffs Inc
- Total releases
- 67.4M lbs
- Chemicals reported
- 10
- Carcinogens
- 2
- Primary pathway
- Water Discharges
WATER Form-R mix
Cleveland-Cliffs Steel Corp (rockport Works ): how the 67.4M lbs splits
67.4M lbs across all reported pathways
- Water Discharges 62.5M lbs 92.7%
- Off-site Transfers 3.6M lbs 5.3%
- Land Disposal 1.2M lbs 1.9%
- Air Releases 43.5K lbs 0.1%
Cleveland-Cliffs Steel Corp (rockport Works )'s 67.4M lbs Form-R total is WATER - water discharges is 92.7% of the bar. Next segment: off-site transfers at 5.3%. Leading chemical by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution).
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.
HEAVY volume WATER pathway CARC-LEAN
Cleveland-Cliffs Steel Corp (rockport Works ) is an EPA Toxics Release Inventory reporter in Rockport, IN, in the primary metals sector. It reported 8.8M lbs of releases across 9 chemicals in 2023, and 67.4M lbs in total across its 2019-2023 reporting years. That ranks 24 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Indiana's 871 reporting TRI sites, pounds #1 is not chemical-count #1. Cleveland-Cliffs Steel Corp (rockport Works ) is pounds #2 and chemical-count #64 at 67.4M lbs. Uss Gary Works leads reported pounds (77.4M lbs) at 36 chemicals (chemical-count #9). Tradebe Treatment & Recycling LLC leads chemical count at 98 chemicals (11.9M lbs, pounds #12). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Rockport Plant; Pvs Technologies Inc; Corn Island Shipyard Inc.; Org Chem Group LLC. Similar-scale Primary Metals peers outside Indiana: Asarco LLC Ray Complex/ Hayden Smelter & Concentrator; Cleveland-Cliffs Steel Corp Dearborn Works; Befesa Zinc Metal LLC; North American Stainless. Other Cleveland-Cliffs Inc sites in this extract: Cleveland-Cliffs Steel Corp Dearborn Works; Cleveland-Cliffs Burns Harbor LLC; Cleveland-Cliffs Cleveland Works LLC; Cleveland-Cliffs Steel Corp. Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Sodium nitrite; Chromium; Nickel.
Cleveland-Cliffs Steel Corp (rockport Works ) stamps HEAVY volume with a dominant WATER pathway (92.7% water discharges) across 10 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 67.4M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Asarco LLC Ray Complex/ Hayden Smelter & Concentrator and Cleveland-Cliffs Steel Corp Dearborn Works.
Cleveland-Cliffs Steel Corp (rockport Works ) vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
67M lbs Top 1% higher than 100% 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
Cleveland-Cliffs Steel Corp (rockport Works ) inside Spencer's TRI pounds
Among the 1,603 Primary Metals facilities in this database, Cleveland-Cliffs Steel Corp (rockport Works ) reports the 5th-largest volume, placing it in the top 0.3% of its sector. This one site accounts for 91.1% of every pound reported in Spencer. Its reported volume is concentrated rather than spread: Nitrate compounds (water dissociable; reportable only when in aqueous solution) alone is 84.8% of the total. Scale peers outside Indiana include Asarco LLC Ray Complex/ Hayden Smelter & Concentrator and Cleveland-Cliffs Steel Corp Dearborn Works.
County-dominant here means ≥25% of Spencer's reported pounds (73.9M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Cleveland-Cliffs Steel Corp (rockport Works )'s total reported releases fell from 14.1 million lb in 2022 to 8.8 million lb in 2023, based on EPA TRI filings.
- Cleveland-Cliffs Steel Corp (rockport Works )'s water releases fell from 13.4 million lb in 2022 to 8.1 million lb in 2023, based on EPA TRI filings.
- Cleveland-Cliffs Steel Corp (rockport Works )'s off-site transfers fell from 705.5 thousand lb in 2022 to 657.6 thousand lb in 2023, based on EPA TRI filings.
- Cleveland-Cliffs Steel Corp (rockport Works )'s air releases fell from 8.1 thousand lb in 2022 to 7.6 thousand lb in 2023, based on EPA TRI filings.
Cleveland-Cliffs Steel Corp (rockport Works ) Form-R facts
Compare this facility
See how Cleveland-Cliffs Steel Corp (rockport Works ) stacks up against nearby facilities and the typical reporter.
10.3× more than the comparison
44% less 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 Cleveland-Cliffs Steel Corp (rockport Works ) releases toxic chemicals into the environment. Total: 67.4M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 53% (18.9M lbs to 8.8M lbs).
Cleveland-Cliffs Steel Corp (rockport Works ): annual Form-R pounds
HEAVY site · WATER pathway · TRI years 2019–2023
- 2019
- 2020
- 2021
- 2022
- 2023
What this shows Cleveland-Cliffs Steel Corp (rockport Works ) year-over-year reported totals (decreased by 53% 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: Nitrate compounds (water dissociable; reportable only when in aqueous solution).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 18.9M lbs | 10 |
| 2020 | 12.7M lbs | 10 |
| 2021 | 12.9M lbs | 10 |
| 2022 | 14.1M lbs | 9 |
| 2023 | 8.8M lbs | 9 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 2 of 10 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 57.1M lbs | - |
| Sodium nitrite | 6.5M lbs | - |
| Chromium | 2.6M lbs | - |
| Nickel | 962.1K lbs | Carcinogen |
| Ammonia | 92.9K lbs | - |
| Lead | 30.7K lbs | Carcinogen |
| Hydrogen fluoride | 4.2K lbs | - |
| Nitric acid | 2.3K lbs | - |
| Chlorine | 631 lbs | - |
| Manganese | 0 lbs | - |
Cleveland-Cliffs Steel Corp (rockport Works ) · WATER-pathway site
Nearest TRI Facilities to Cleveland-Cliffs Steel Corp (rockport Works )
Closest other reporters in Indiana - including Rockport Plant, Pvs Technologies Inc, Corn Island Shipyard Inc., ordered by distance.
Showing 8 of 870 other reporting facilities in Indiana.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside Indiana - e.g. Asarco LLC Ray Complex/ Hayden Smelter & Concentrator, Cleveland-Cliffs Steel Corp Dearborn Works, Befesa Zinc Metal LLC.
Compare beyond Indiana
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Cleveland-Cliffs Steel Corp (rockport Works ) on cumulative reported pounds (67.4M lbs) and distinct chemical count (10). Release-pound peers include Asarco LLC Ray Complex/ Hayden Smelter & Concentrator, Cornerstone Chemical Co LLC, Tronox LLC. Chemical-count peers include Harris Paints Corp., Saint Thomas Bulk Terminal, Total Guaynabo Bulk Terminal. 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.
- Asarco LLC Ray Complex/ Hayden Smelter & Concentrator Hayden, AZ · Primary Metals 67.4M lbs reported
- Cornerstone Chemical Co LLC Westwego, LA · Chemicals 65.6M lbs reported
- Tronox LLC Hamilton, MS · Chemicals 64.0M lbs reported
- Tm Deer Park Services LP Deer Park, TX · Hazardous Waste 63.0M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Cleveland-Cliffs Inc Facilities
Same-parent TRI sites ranked by reported releases - including Cleveland-Cliffs Steel Corp Dearborn Works, Cleveland-Cliffs Burns Harbor LLC, Cleveland-Cliffs Cleveland Works LLC.
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 Nitrate compounds (water dissociable; reportable only when in aqueous solution), Sodium nitrite, Chromium, Nickel; nearby reporters include Rockport Plant. Cleveland-Cliffs Steel Corp (rockport Works ) stamps HEAVY volume · WATER 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 Cleveland-Cliffs Steel Corp (rockport Works ) TRI extract (HEAVY · WATER · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Cleveland-Cliffs Steel Corp (rockport Works ) totals are self-reported EPCRA §313 estimates for Rockport, IN, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 331110 · Primary Metals. 91.1% of Spencer TRI pounds in this extract. Nearest ABS peer: Asarco LLC Ray Complex/ Hayden Smelter & Concentrator (Δ 94.2K lbs). Pounds ≠ exposure.
Cleveland-Cliffs Steel Corp (rockport Works ) stamps HEAVY volume · WATER pathway · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution). 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