EPA TRI Facility · Petroleum

Mountain State Carbon LLC

Follansbee, WV · Parent: Cleveland Cliffs Inc.

Total releases
2.1M lbs
Chemicals reported
18
Carcinogens
3
Primary pathway
Water Discharges

WATER Form-R mix

Mountain State Carbon LLC: how the 2.1M lbs splits

2.1M lbs across all reported pathways

  • Water Discharges 1.5M lbs 71.1%
  • Air Releases 372.1K lbs 17.9%
  • Off-site Transfers 227.5K lbs 11.0%

Mountain State Carbon LLC's 2.1M lbs Form-R total is WATER - water discharges is 71.1% of the bar. Next segment: air releases at 17.9%. 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

Mountain State Carbon LLC is an EPA Toxics Release Inventory reporter in Follansbee, WV, in the petroleum sector. It reported 2.1M lbs of releases across 18 chemicals, summed over every year it filed. That ranks 837 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In West Virginia's 182 reporting TRI sites, pounds #1 is not chemical-count #1. Mountain State Carbon LLC is pounds #14 and chemical-count #13 at 2.1M lbs. Harrison Power Station leads reported pounds (32.5M lbs) at 29 chemicals (chemical-count #2). Mount Storm Power Station leads chemical count at 31 chemicals (5.6M lbs, pounds #7). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Koppers Follansbee Tar Plant; Wheeling-Nippon Steel; Precoat Metals; Crown Cork & Seal Co (usa) Inc Crown Closure Div. Similar-scale Petroleum peers outside West Virginia: Phillips 66 Ponca City Site; Monroe Energy Llc-Trainer Refinery; Lion Oil Co; Ees Coke Battery LLC. Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Benzene; Polycyclic aromatic compounds; Ethylene.

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Mountain State Carbon LLC stamps HEAVY volume with a dominant WATER pathway (71.1% water discharges) across 18 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 2.1M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Phillips 66 Ponca City Site and Monroe Energy Llc-Trainer Refinery.

#837 of 25,986 TRI facilities nationwide by total reported releases - among the top 3.2% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Mountain State Carbon LLC vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

2.1M lbs Top 3% higher than 97% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Mountain State Carbon LLC inside Brooke's TRI pounds

Among the 902 Petroleum facilities in this database, Mountain State Carbon LLC reports the 46th-largest volume, placing it in the top 5.1% of its sector. This one site accounts for 48.5% of every pound reported in Brooke. Its reported volume is concentrated rather than spread: Nitrate compounds (water dissociable; reportable only when in aqueous solution) alone is 69.9% of the total. Scale peers outside West Virginia include Phillips 66 Ponca City Site and Monroe Energy Llc-Trainer Refinery.

County-dominant here means ≥25% of Brooke's reported pounds (4.3M lbs county total). Shares only print when the site reports ≥1,000 lbs.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Mountain State Carbon LLC's total reported releases fell from 94.5 thousand lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
  • Mountain State Carbon LLC's air releases fell from 23.7 thousand lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
  • Mountain State Carbon LLC's water releases fell from 61.3 thousand lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
  • Mountain State Carbon LLC's off-site transfers fell from 9.5 thousand lb in 2022 to 0 lb in 2023, based on EPA TRI filings.

Mountain State Carbon LLC Form-R facts

Sector
Petroleum
HEAVY volume
2.1M lbs
WATER pathway
Water Discharges
CARC-LEAN chem count
18 · 3 carc.
Lead chemical
Nitrate compounds (water dissociable; reportable only when in aqueous solution)

Compare this facility

See how Mountain State Carbon LLC stacks up against nearby facilities and the typical reporter.

Total reported releases
Mountain State Carbon LLC
2.1M lbs
Koppers Follansbee Tar Plant
1.1M lbs

81% more than the comparison

Chemicals reported
Mountain State Carbon LLC
18
Koppers Follansbee Tar Plant
8

2.3× more 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 Mountain State Carbon LLC releases toxic chemicals into the environment. Total: 2.1M lbs.

Water Discharges 1.5M lbs (71.1%)
Air Releases 372.1K lbs (17.9%)
Off-site Transfers 227.5K lbs (11.0%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases decreased by 100% (905.6K lbs to 0 lbs).

Mountain State Carbon LLC: annual Form-R pounds

HEAVY site · WATER pathway · TRI years 2019–2023

million lbs

What this shows Mountain State Carbon LLC year-over-year reported totals (decreased by 100% 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).

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 905.6K lbs 17
2020 694.5K lbs 17
2021 380.3K lbs 16
2022 94.5K lbs 16
2023 0 lbs 1

Chemical Releases

Aggregated across all reporting years (2019–2023). 3 of 18 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 1.5M lbs -
Benzene 122.6K lbs Carcinogen
Polycyclic aromatic compounds 120.0K lbs Carcinogen
Ethylene 114.1K lbs -
Ammonia 66.0K lbs -
Methanol 35.0K lbs -
Naphthalene 34.4K lbs Carcinogen
Phenanthrene 27.9K lbs -
Benzo[g,h,i]perylene 20.4K lbs -
Toluene 20.3K lbs -
Anthracene 19.8K lbs -
Dibenzofuran 19.7K lbs -
Hydrogen sulfide 16.6K lbs -
Cresol (mixed isomers) 3.9K lbs -
Xylene (mixed isomers) 1.9K lbs -
Lead And Lead Compounds 792 lbs -
Lead compounds 303 lbs -
Mercury And Mercury Compounds 116 lbs -

Mountain State Carbon LLC · WATER-pathway site

Follansbee, WV
40.3402, -80.5995
County TRI context
Brooke · 48.5% of county pounds
Parent company
Cleveland Cliffs Inc.

Compare beyond West Virginia

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Mountain State Carbon LLC on cumulative reported pounds (2.1M lbs) and distinct chemical count (18). Release-pound peers include Amsted Rail Co Griffin Wheel Kansas City Facility, Ames Advanced Materials Corp, Dolet Hills Power Station. Chemical-count peers include Pride Solvents & Chemical Co of New Jersey, Mpm Silicones LLC, Max Environmental -- Yukon Facility. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

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), Benzene, Polycyclic aromatic compounds, Ethylene; nearby reporters include Koppers Follansbee Tar Plant. Mountain State Carbon LLC 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 Mountain State Carbon LLC 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.

Mountain State Carbon LLC totals are self-reported EPCRA §313 estimates for Follansbee, WV, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 324199 · Petroleum. 48.5% of Brooke TRI pounds in this extract. Nearest ABS peer: Amsted Rail Co Griffin Wheel Kansas City Facility (Δ 2.0K lbs). Pounds ≠ exposure.

Mountain State Carbon LLC 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