EPA TRI Facility · Electric Utilities
Homer City Generation LP
Homer City, PA · Parent: Nrg Energy Inc
- Total releases
- 6.1M lbs
- Chemicals reported
- 20
- Carcinogens
- 6
- Primary pathway
- Land Disposal
LAND Form-R mix
Homer City Generation LP: how the 6.1M lbs splits
6.1M lbs across all reported pathways
- Land Disposal 5.4M lbs 89.6%
- Air Releases 400.3K lbs 6.6%
- Water Discharges 228.7K lbs 3.8%
Homer City Generation LP's 6.1M lbs Form-R total is LAND - land disposal is 89.6% of the bar. Next segment: air releases at 6.6%. Leading chemical by pounds: Manganese 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 LAND pathway CARC-LEAN
Homer City Generation LP is an EPA Toxics Release Inventory reporter in Homer City, PA, in the electric utilities sector. It reported 479.4K lbs of releases across 13 chemicals in 2023, and 6.1M lbs in total across its 2019-2023 reporting years. That ranks 350 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. Homer City Generation LP is pounds #7 and chemical-count #18 at 6.1M 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: Joy Global Underground Mining LLC; Prime Metals Acquisitions LLC; Specialty Bar Products Co; Westinghouse Electric Co. 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. - Trimble County Station. Other Nrg Energy Inc sites in this extract: W.a. Parish Electric Generating Station; Limestone Electric Generating Station; Waukegan Generating Station; Powerton Generating Station. Largest disclosed chemicals by pounds: Manganese compounds; Nickel compounds; 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)).
Homer City Generation LP stamps HEAVY volume with a dominant LAND pathway (89.6% land disposal) across 20 chemicals · 6 carcinogen-classified. Cumulative Form-R extract: 6.1M lbs (2019–2023). 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.
Homer City Generation LP vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
6.1M 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
Homer City Generation LP inside Indiana's TRI pounds
Among the 513 Electric Utilities facilities in this database, Homer City Generation LP reports the 66th-largest volume, placing it in the top 12.9% of its sector. This one site accounts for 39.8% of every pound reported in Indiana. Its reported volume is concentrated rather than spread: Manganese compounds alone is 85.6% of the total. Scale peers outside Pennsylvania include Fort Martin Power Station and Duke Energy Carolinas LLC - Marshall Steam Station.
County-dominant here means ≥25% of Indiana's reported pounds (15.2M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Homer City Generation LP's total reported releases fell from 2.3 million lb in 2022 to 479.4 thousand lb in 2023, based on EPA TRI filings.
- Homer City Generation LP's land releases fell from 2.2 million lb in 2022 to 380.1 thousand lb in 2023, based on EPA TRI filings.
- Homer City Generation LP's air releases fell from 88.4 thousand lb in 2022 to 29.6 thousand lb in 2023, based on EPA TRI filings.
- Homer City Generation LP's water releases rose from 51.8 thousand lb in 2022 to 69.6 thousand lb in 2023, based on EPA TRI filings.
Homer City Generation LP Form-R facts
Compare this facility
See how Homer City Generation LP stacks up against nearby facilities and the typical reporter.
2931.5× more than the comparison
20.0× 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 Homer City Generation LP releases toxic chemicals into the environment. Total: 6.1M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 61% (1.2M lbs to 479.4K lbs).
Homer City Generation LP: annual Form-R pounds
HEAVY site · LAND pathway · TRI years 2019–2023
- 2019
- 2020
- 2021
- 2022
- 2023 0
What this shows Homer City Generation LP year-over-year reported totals (decreased by 61% 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: Manganese compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1.2M lbs | 19 |
| 2020 | 726.7K lbs | 17 |
| 2021 | 1.3M lbs | 18 |
| 2022 | 2.3M lbs | 18 |
| 2023 | 479.4K lbs | 13 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 6 of 20 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Manganese compounds | 5.2M lbs | - |
| Nickel compounds | 262.4K lbs | Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 254.9K lbs | - |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 134.7K lbs | - |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 65.9K lbs | - |
| Hydrogen fluoride | 37.7K lbs | - |
| Vanadium compounds | 20.8K lbs | - |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 20.2K lbs | - |
| Zinc compounds | 19.8K lbs | - |
| Arsenic compounds | 16.2K lbs | Carcinogen |
| Ammonia | 12.1K lbs | - |
| Lead compounds | 11.5K lbs | - |
| Copper compounds | 6.5K lbs | - |
| Cobalt compounds | 5.5K lbs | Carcinogen |
| Selenium compounds | 3.9K lbs | - |
| Naphthalene | 534 lbs | Carcinogen |
| Mercury compounds | 66 lbs | - |
| Mercury And Mercury Compounds | 57 lbs | - |
| Polycyclic aromatic compounds | 13 lbs | Carcinogen |
| Dioxin and dioxin-like compounds | 0 lbs | Carcinogen |
Homer City Generation LP · LAND-pathway site
Nearest TRI Facilities to Homer City Generation LP
Closest other reporters in Pennsylvania - including Joy Global Underground Mining LLC, Prime Metals Acquisitions LLC, Specialty Bar Products Co, 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 Homer City Generation LP on cumulative reported pounds (6.1M lbs) and distinct chemical count (20). Release-pound peers include Anheuser-Busch LLC, Fort Martin Power Station, Kuraray America Inc. Chemical-count peers include Pixelle Specialty Solutions, Chemours Chambers Works, Fisher Scientific Co. L.L.C.. 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.
- Anheuser-Busch LLC Baldwinsville, NY · Beverages 6.1M lbs reported
- Fort Martin Power Station Maidsville, WV · Electric Utilities 6.0M lbs reported
- Kuraray America Inc Laporte, TX · Chemicals 6.1M lbs reported
- Duke Energy Carolinas LLC - Marshall Steam Station Terrell, NC · Electric Utilities 6.1M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Nrg Energy Inc Facilities
Same-parent TRI sites ranked by reported releases - including W.a. Parish Electric Generating Station, Limestone Electric Generating Station, Waukegan 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 Manganese compounds, Nickel compounds, 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)); nearby reporters include Joy Global Underground Mining LLC. Homer City Generation LP stamps HEAVY volume · LAND 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 Homer City Generation LP TRI extract (HEAVY · LAND · CARC-LEAN · lead Manganese compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Homer City Generation LP totals are self-reported EPCRA §313 estimates for Homer City, PA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 39.8% of Indiana TRI pounds in this extract. Nearest ABS peer: Anheuser-Busch LLC (Δ 14.3K lbs). Pounds ≠ exposure.
Homer City Generation LP stamps HEAVY volume · LAND pathway · CARC-LEAN · lead Manganese 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