EPA TRI Facility · Electric Utilities
Longview Power
Maidsville, WV · Parent: Mountain State Energy Holdings LLC
- Total releases
- 3.3M lbs
- Chemicals reported
- 16
- Carcinogens
- 4
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Longview Power: how the 3.3M lbs splits
3.3M lbs across all reported pathways
- Off-site Transfers 2.6M lbs 79.6%
- Air Releases 662.9K lbs 20.4%
- Water Discharges 56 lbs <0.1%
- Land Disposal 0 lbs <0.1%
Longview Power's 3.3M lbs Form-R total is OFFSITE - off-site transfers is 79.6% of the bar. Next segment: air releases at 20.4%. Leading chemical by pounds: Barium And Barium Compounds.
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 OFFSITE pathway TRACE-CARC
Longview Power is an EPA Toxics Release Inventory reporter in Maidsville, WV, in the electric utilities sector. It reported 77.2K lbs of releases across 15 chemicals in 2023, and 3.3M lbs in total across its 2019-2023 reporting years. That ranks 596 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. Longview Power is pounds #11 and chemical-count #14 at 3.3M 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 rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Fort Martin Power Station; Coresco LLC Maidsville Complex; Humphrey No 7; Morgantown Energy Associates. Similar-scale Electric Utilities peers outside West Virginia: Bowen Steam Electric Generating Plant; Hawaiian Electric Co Inc Kahe Generating Station; Intermountain Power Generating Station; Red-Rochester LLC - Eastman Business Park. Largest disclosed chemicals by pounds: Barium And Barium Compounds; Manganese And Manganese Compounds; Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region).
Longview Power stamps HEAVY volume with a dominant OFFSITE pathway (79.6% off-site transfers) across 16 chemicals · 4 carcinogen-classified. Cumulative Form-R extract: 3.3M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Bowen Steam Electric Generating Plant and Hawaiian Electric Co Inc Kahe Generating Station.
Longview Power vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
3.3M 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
Longview Power in the Electric Utilities sector extract
Among the 513 Electric Utilities facilities in this database, Longview Power reports the 109th-largest volume, placing it in the top 21.2% of its sector. Scale peers outside West Virginia include Bowen Steam Electric Generating Plant and Hawaiian Electric Co Inc Kahe Generating Station.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Longview Power's total reported releases rose from 64.4 thousand lb in 2022 to 77.2 thousand lb in 2023, based on EPA TRI filings.
- Longview Power's water releases rose from 6 lb in 2022 to 49 lb in 2023, based on EPA TRI filings.
- Longview Power's air releases rose from 64.4 thousand lb in 2022 to 77.1 thousand lb in 2023, based on EPA TRI filings.
Longview Power Form-R facts
Compare this facility
See how Longview Power stacks up against nearby facilities and the typical reporter.
46% less than the comparison
36% 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 Longview Power releases toxic chemicals into the environment. Total: 3.3M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 95% (1.4M lbs to 77.2K lbs).
Longview Power: annual Form-R pounds
HEAVY site · OFFSITE pathway · TRI years 2019–2023
- 2019
- 2020
- 2021 0
- 2022 0
- 2023 0
What this shows Longview Power year-over-year reported totals (decreased by 95% 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: Barium And Barium Compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1.4M lbs | 15 |
| 2020 | 1.5M lbs | 15 |
| 2021 | 194.9K lbs | 15 |
| 2022 | 64.4K lbs | 15 |
| 2023 | 77.2K lbs | 15 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 4 of 16 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Barium And Barium Compounds | 1.3M lbs | - |
| Manganese And Manganese Compounds | 720.1K lbs | - |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 621.3K lbs | - |
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 327.2K lbs | - |
| Zinc compounds | 135.2K lbs | - |
| Lead And Lead Compounds | 66.1K lbs | - |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 28.3K lbs | - |
| Nickel compounds | 9.3K lbs | Carcinogen |
| Copper And Copper Compounds | 9.2K lbs | - |
| Nickel And Nickel Compounds | 7.3K lbs | Carcinogen |
| Vanadium compounds | 6.3K lbs | - |
| Arsenic And Arsenic Compounds | 4.2K lbs | Carcinogen |
| Hydrogen fluoride | 2.1K lbs | - |
| Ammonia | 1.3K lbs | - |
| Mercury | 725 lbs | - |
| Dioxin and dioxin-like compounds | 0 lbs | Carcinogen |
Longview Power · OFFSITE-pathway site
Nearest TRI Facilities to Longview Power
Closest other reporters in West Virginia - including Fort Martin Power Station, Coresco LLC Maidsville Complex, Humphrey No 7, 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. Bowen Steam Electric Generating Plant, Hawaiian Electric Co Inc Kahe Generating Station, Intermountain Power Generating Station.
Compare beyond West Virginia
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Longview Power on cumulative reported pounds (3.3M lbs) and distinct chemical count (16). Release-pound peers include Placid Refining Co LLC, Wm Bolthouse Farms Inc, Koch Fertilizer Beatrice,llc. Chemical-count peers include Surpass Chemical Co. Inc., The Federal Metal Co, Wheelabrator Frackville Energy Co Inc. 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).
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 Barium And Barium Compounds, Manganese And Manganese Compounds, Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); nearby reporters include Fort Martin Power Station. Longview Power stamps HEAVY volume · OFFSITE pathway · TRACE-CARC 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 Longview Power TRI extract (HEAVY · OFFSITE · TRACE-CARC · lead Barium And Barium Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Longview Power totals are self-reported EPCRA §313 estimates for Maidsville, WV, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 24.7% of Monongalia TRI pounds in this extract. Nearest ABS peer: Placid Refining Co LLC (Δ 18.4K lbs). Pounds ≠ exposure.
Longview Power stamps HEAVY volume · OFFSITE pathway · TRACE-CARC · lead Barium And Barium Compounds. 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