EPA TRI Facility · Electric Utilities
Mountaineer Plant
New Haven, WV · Parent: American Electric Power
- Total releases
- 4.4M lbs
- Chemicals reported
- 18
- Carcinogens
- 4
- Primary pathway
- Land Disposal
MIXED Form-R mix
Mountaineer Plant: how the 4.4M lbs splits
4.4M lbs across all reported pathways
- Land Disposal 2.7M lbs 62.0%
- Air Releases 1.6M lbs 35.7%
- Water Discharges 93.6K lbs 2.1%
- Off-site Transfers 7.8K lbs 0.2%
Mountaineer Plant's 4.4M lbs Form-R total is MIXED - land disposal is 62.0% of the bar. Next segment: air releases at 35.7%. Leading chemical by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
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 MIXED pathway CARC-LEAN
Mountaineer Plant is an EPA Toxics Release Inventory reporter in New Haven, WV, in the electric utilities sector. It reported 681.0K lbs of releases across 17 chemicals in 2023, and 4.4M lbs in total across its 2019-2023 reporting years. That ranks 479 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. Mountaineer Plant is pounds #8 and chemical-count #11 at 4.4M 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: Felman Production Inc; Armstrong World Industries Inc Millwood Wv; Hartley Oil Co Inc; Constellium Rolled Products Ravenswood LLC. Similar-scale Electric Utilities peers outside West Virginia: Public Service Co of Colorado Hayden Station; Colver Green Energy; Stanton Energy Center; Bonanza Power Plant. Other American Electric Power sites in this extract: American Electric Power Amos Plant; American Electric Power Welsh Plant; Rockport Plant; American Electric Power H.w. Pirkey Power Plant. Largest disclosed chemicals by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Barium compounds (except for barium sulfate (CAS No. 7727-43-7)); Manganese compounds; Vanadium compounds.
Mountaineer Plant is a HEAVY · MIXED-pathway Form-R site in New Haven, WV: 4.4M lbs across 18 chemicals (4 carcinogen-classified, CARC-LEAN). No single media clears 70% of the bar (lead segment land disposal at 62.0%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Public Service Co of Colorado Hayden Station and Colver Green Energy.
Mountaineer Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
4.4M lbs Top 2% higher than 98% 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
Mountaineer Plant inside Mason's TRI pounds
Among the 513 Electric Utilities facilities in this database, Mountaineer Plant reports the 87th-largest volume, placing it in the top 17% of its sector. This one site accounts for 25.3% of every pound reported in Mason. Scale peers outside West Virginia include Public Service Co of Colorado Hayden Station and Colver Green Energy.
County-dominant here means ≥25% of Mason's reported pounds (17.3M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Mountaineer Plant's total reported releases fell from 842.9 thousand lb in 2022 to 681.0 thousand lb in 2023, based on EPA TRI filings.
- Mountaineer Plant's water releases fell from 67.7 thousand lb in 2022 to 9.6 thousand lb in 2023, based on EPA TRI filings.
- Mountaineer Plant's land releases fell from 524.6 thousand lb in 2022 to 447.0 thousand lb in 2023, based on EPA TRI filings.
- Mountaineer Plant's air releases fell from 248.8 thousand lb in 2022 to 222.4 thousand lb in 2023, based on EPA TRI filings.
Mountaineer Plant Form-R facts
Compare this facility
See how Mountaineer Plant stacks up against nearby facilities and the typical reporter.
65% less than the comparison
3.0× 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 Mountaineer Plant releases toxic chemicals into the environment. Total: 4.4M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 42% (1.2M lbs to 681.0K lbs).
Mountaineer Plant: annual Form-R pounds
HEAVY site · MIXED pathway · TRI years 2019–2023
- 2019
- 2020
- 2021
- 2022
- 2023
What this shows Mountaineer Plant year-over-year reported totals (decreased by 42% 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: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1.2M lbs | 18 |
| 2020 | 675.1K lbs | 17 |
| 2021 | 999.1K lbs | 17 |
| 2022 | 842.9K lbs | 17 |
| 2023 | 681.0K lbs | 17 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 4 of 18 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1.4M lbs | - |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 884.4K lbs | - |
| Manganese compounds | 381.2K lbs | - |
| Vanadium compounds | 355.5K lbs | - |
| Copper compounds | 255.6K lbs | - |
| Zinc compounds | 241.4K lbs | - |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 182.4K lbs | - |
| Nickel compounds | 167.7K lbs | Carcinogen |
| Arsenic compounds | 102.6K lbs | Carcinogen |
| Lead compounds | 88.0K lbs | - |
| Ammonia | 87.7K lbs | - |
| Cobalt compounds | 73.1K lbs | Carcinogen |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 68.0K lbs | - |
| Hydrogen fluoride | 62.6K lbs | - |
| Selenium compounds | 9.5K lbs | - |
| Mercury compounds | 1.4K lbs | - |
| Benzo[g,h,i]perylene | 1 lbs | - |
| Dioxin and dioxin-like compounds | 0 lbs | Carcinogen |
Mountaineer Plant in Mason
Nearest TRI Facilities to Mountaineer Plant
Closest other reporters in West Virginia - including Felman Production Inc, Armstrong World Industries Inc Millwood Wv, Hartley Oil Co Inc, ordered by distance.
Showing 8 of 181 other reporting facilities in West Virginia.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside West Virginia - e.g. Public Service Co of Colorado Hayden Station, Colver Green Energy, Stanton Energy Center.
Compare beyond West Virginia
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Mountaineer Plant on cumulative reported pounds (4.4M lbs) and distinct chemical count (18). Release-pound peers include Energizer Holdings Inc, Westrock Cp LLC, Tyson Farms Inc. River Valley Ingredients - Hanceville. 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.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Pride Solvents & Chemical Co of New Jersey Avenel, NJ · Chemical Wholesalers 18 chemicals
- Mpm Silicones LLC Waterford, NY · Chemicals 18 chemicals
- Max Environmental -- Yukon Facility Yukon, PA · Hazardous Waste 18 chemicals
- Desotec US LLC Darlington Facility Darlington, PA · Hazardous Waste 18 chemicals
Other American Electric Power Facilities
Same-parent TRI sites ranked by reported releases - including American Electric Power Amos Plant, American Electric Power Welsh Plant, Rockport Plant.
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 Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Barium compounds (except for barium sulfate (CAS No. 7727-43-7)), Manganese compounds, Vanadium compounds; nearby reporters include Felman Production Inc. Mountaineer Plant stamps HEAVY volume · MIXED 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 Mountaineer Plant TRI extract (HEAVY · MIXED · CARC-LEAN · lead Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mountaineer Plant totals are self-reported EPCRA §313 estimates for New Haven, WV, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 25.3% of Mason TRI pounds in this extract. Nearest ABS peer: Energizer Holdings Inc (Δ 3.6K lbs). Pounds ≠ exposure.
Mountaineer Plant stamps HEAVY · MIXED pathway (land disposal leads at 62.0%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. 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