EPA TRI Facility · Electric Utilities
Keystone Power Plant
Shelocta, PA · Parent: Keystone-Conemaugh Projects LLC
- Total releases
- 6.0M lbs
- Chemicals reported
- 27
- Carcinogens
- 8
- Primary pathway
- Air Releases
MIXED Form-R mix
Keystone Power Plant: how the 7.1M lbs splits
7.1M lbs across all reported pathways
- Air Releases 4.5M lbs 62.4%
- Land Disposal 2.4M lbs 33.4%
- Water Discharges 297.1K lbs 4.2%
Keystone Power Plant's 7.1M lbs Form-R total is MIXED - air releases is 62.4% of the bar. Next segment: land disposal at 33.4%. 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
Keystone Power Plant is an EPA Toxics Release Inventory reporter in Shelocta, PA, in the electric utilities sector. It reported 1.1M lbs of releases across 15 chemicals in 2024, and 6.0M lbs in total across its 2019-2024 reporting years. That ranks 355 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Pennsylvania's 1,010 reporting TRI sites, pounds #1 is not chemical-count #1. Keystone Power Plant is pounds #8 and chemical-count #5 at 6.0M lbs. Max Environmental -- Yukon Facility leads reported pounds (34.8M lbs) at 18 chemicals (chemical-count #24). Keystone Cement Co leads chemical count at 53 chemicals (155.4K lbs, pounds #149). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Akers National Roll; Ati Flat Rolled Products Holdings LLC; Prime Metals Acquisitions LLC; Leading Technologies Inc. Similar-scale Electric Utilities peers outside Pennsylvania: Fort Martin Power Station; Duke Energy Carolinas LLC - Marshall Steam Station; Walleye Power LLC - Bay Shore Plant; Louisville Gas & Electric Co. - Mill Creek Station. Other Keystone-Conemaugh Projects LLC sites in this extract: Conemaugh Generating Station. Largest disclosed chemicals by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Barium And Barium Compounds; Manganese And Manganese Compounds; Arsenic And Arsenic Compounds.
Keystone Power Plant is a HEAVY · MIXED-pathway Form-R site in Shelocta, PA: 6.0M lbs across 27 chemicals (8 carcinogen-classified, CARC-LEAN). No single media clears 70% of the bar (lead segment air releases at 62.4%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Fort Martin Power Station and Duke Energy Carolinas LLC - Marshall Steam Station.
Keystone Power Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
6.0M lbs Top 1% higher than 99% 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
Keystone Power Plant inside Armstrong's TRI pounds
Among the 513 Electric Utilities facilities in this database, Keystone Power Plant reports the 68th-largest volume, placing it in the top 13.3% of its sector. This one site accounts for 99.3% of every pound reported in Armstrong. Scale peers outside Pennsylvania include Fort Martin Power Station and Duke Energy Carolinas LLC - Marshall Steam Station.
County-dominant here means ≥25% of Armstrong's reported pounds (6.0M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Keystone Power Plant's total reported releases fell from 655.1 thousand lb in 2022 to 429.8 thousand lb in 2023, based on EPA TRI filings.
- Keystone Power Plant's water releases rose from 15.0 thousand lb in 2022 to 76.1 thousand lb in 2023, based on EPA TRI filings.
- Keystone Power Plant's air releases fell from 349.4 thousand lb in 2022 to 191.6 thousand lb in 2023, based on EPA TRI filings.
- Keystone Power Plant's land releases fell from 290.7 thousand lb in 2022 to 162.1 thousand lb in 2023, based on EPA TRI filings.
Keystone Power Plant Form-R facts
Compare this facility
See how Keystone Power Plant stacks up against nearby facilities and the typical reporter.
1294.8× more than the comparison
9.0× 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 Keystone Power Plant releases toxic chemicals into the environment. Total: 7.1M lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 53% (2.4M lbs to 1.1M lbs).
Keystone Power Plant: annual Form-R pounds
HEAVY site · MIXED pathway · TRI years 2019–2024
- 2019
- 2020
- 2021
- 2022
- 2023 0
- 2024
What this shows Keystone Power Plant year-over-year reported totals (decreased by 53% from 2019 to 2024). 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 | 2.4M lbs | 16 |
| 2020 | 1.5M lbs | 18 |
| 2021 | 992.2K lbs | 17 |
| 2022 | 655.1K lbs | 16 |
| 2023 | 429.8K lbs | 15 |
| 2024 | 1.1M lbs | 15 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 8 of 27 chemicals are carcinogens. Sorted by total release volume.
Keystone Power Plant in Armstrong
Nearest TRI Facilities to Keystone Power Plant
Closest other reporters in Pennsylvania - including Akers National Roll, Ati Flat Rolled Products Holdings LLC, Prime Metals Acquisitions LLC, ordered by distance.
Showing 8 of 1,009 other reporting facilities in Pennsylvania.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside Pennsylvania - e.g. Fort Martin Power Station, Duke Energy Carolinas LLC - Marshall Steam Station, Walleye Power LLC - Bay Shore Plant.
Compare beyond Pennsylvania
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Keystone Power Plant on cumulative reported pounds (6.0M lbs) and distinct chemical count (27). Release-pound peers include Clearwater Paper Corp, Cleveland-Cliffs Steel Corp - Mansfield Works, Pend Oreille Mine. Chemical-count peers include Nd Paper Inc. - Rumford Div, Veolia Es Technical Solutions L.L.C., Brandon Shores & Wagner Complex. 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.
- Clearwater Paper Corp Arkansas City, AR · Paper 6.0M lbs reported
- Cleveland-Cliffs Steel Corp - Mansfield Works Mansfield, OH · Primary Metals 6.0M lbs reported
- Pend Oreille Mine Metaline Falls, WA · Metal Mining 6.0M lbs reported
- Gm Truck Group Fort Wayne Assembly Roanoke, IN · Transportation Equipment 6.0M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Nd Paper Inc. - Rumford Div Rumford, ME · Paper 27 chemicals
- Veolia Es Technical Solutions L.L.C. Middlesex, NJ · Hazardous Waste 27 chemicals
- Brandon Shores & Wagner Complex Curtis Bay, MD · Electric Utilities 27 chemicals
- Duke Energy Carolinas LLC - Rogers Energy Complex Mooresboro, NC · Electric Utilities 27 chemicals
Other Keystone-Conemaugh Projects LLC Facilities
Same-parent TRI sites ranked by reported releases - including Conemaugh Generating Station.
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 And Barium Compounds, Manganese And Manganese Compounds, Arsenic And Arsenic Compounds; nearby reporters include Akers National Roll. Keystone Power 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 Keystone Power 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.
Keystone Power Plant totals are self-reported EPCRA §313 estimates for Shelocta, PA, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 221112 · Electric Utilities. 99.3% of Armstrong TRI pounds in this extract. Nearest ABS peer: Clearwater Paper Corp (Δ 2.5K lbs). Pounds ≠ exposure.
Keystone Power Plant stamps HEAVY · MIXED pathway (air releases leads at 62.4%). 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