Talen Energy Corp
5 facilities · 3 states · 1.4M lbs total releases
According to the EPA Toxics Release Inventory, Talen Energy Corp is the reported parent of 5 Form R facilities across 3 states, disclosing 1.4M lbs of toxic releases. 5 of 35 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Pennsylvania (1.4M lbs). Those TRI figures remain self-reported disclosure pounds for Talen Energy Corp, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Talen Energy Corp: EPA TRI 2023 reporting year
Same facilities, both years
-68.6%
3 facilities that filed in 2022 and 2023
Whole inventory
-69.0%
472.2 thousand lb → 146.4 thousand lb, every facility that filed
Between the two reporting years, 0 facilities filed for the first time and 1 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.
- Talen Energy Corp's total reported releases fell from 466.0 thousand lb in 2022 to 146.4 thousand lb in 2023, based on EPA TRI filings.
- Talen Energy Corp's off-site transfers fell from 121 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
- Talen Energy Corp's water releases fell from 22.3 thousand lb in 2022 to 33 lb in 2023, based on EPA TRI filings.
- Talen Energy Corp's land releases fell from 123.9 thousand lb in 2022 to 515 lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Talen Energy Corp from filing to facility
Largest Form R sites under this parent: Brunner Island Steam Electric Station; Montour Steam Electric Station; Dartmouth Power Associates L.P.; Pedricktown Cogeneration Co LP. Neighbor parents on the disclosure ladder: US Steel Corp; Keystone-Conemaugh Projects LLC. Largest disclosed chemicals by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Ammonia; Barium compounds (except for barium sulfate (CAS No. 7727-43-7)); Manganese compounds; n-Hexane. Heaviest-reporting states in this extract: Pennsylvania; Massachusetts; New Jersey. Industry labels on the parent rollup: Electric Utilities. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.
Largest Form R sites under this parent: Brunner Island Steam Electric Station; Montour Steam Electric Station; Dartmouth Power Associates L.P.; Pedricktown Cogeneration Co LP. Neighbor parents on the disclosure ladder: US Steel Corp; Keystone-Conemaugh Projects LLC. Largest disclosed chemicals by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Ammonia; Barium compounds (except for barium sulfate (CAS No. 7727-43-7)); Manganese compounds; n-Hexane. Heaviest-reporting states in this extract: Pennsylvania; Massachusetts; New Jersey. Industry labels on the parent rollup: Electric Utilities.
Talen Energy Corp ranks #540 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Talen Energy Corp files across 3 states, a regional parent portfolio rather than a single-state discloser. Talen Energy Corp's disclosed pounds are spread across 5 facilities, no single site dominates the parent total in this extract.
Parent aggregation for Talen Energy Corp follows facility-reported names. Compare the named neighbors (US Steel Corp; Keystone-Conemaugh Projects LLC) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Talen Energy Corp sits among TRI parents
Talen Energy Corp sits on a disclosure ladder beside US Steel Corp and Keystone-Conemaugh Projects LLC. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- US Steel Corp · rank #538 · 40.6M lbs
- Keystone-Conemaugh Projects LLC · rank #539 · 15.0M lbs
Largest chemicals disclosed by Talen Energy Corp
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Ammonia; Barium compounds (except for barium sulfate (CAS No. 7727-43-7)); Manganese compounds; n-Hexane lead the Form R pound rollup for this parent, including filings such as Brunner Island Steam Electric Station. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 834.0K lbs |
| Ammonia | 576.0K lbs |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 135.6K lbs |
| Manganese compounds | 90.2K lbs |
| n-Hexane | 81.7K lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Pennsylvania | 3 | 1.4M lbs |
| Massachusetts | 1 | 6.2K lbs |
| New Jersey | 1 | 2.0K lbs |
Facilities (5)
| Facility | Releases |
|---|---|
| Brunner Island Steam Electric Station York Haven, PA | 731.5K lbs |
| Montour Steam Electric Station Danville, PA | 657.1K lbs |
| Dartmouth Power Associates L.P. North Dartmouth, MA | 6.2K lbs |
| Pedricktown Cogeneration Co LP Pedricktown, NJ | 2.0K lbs |
| Martins Creek Steam Electric Station Bangor, PA | 12 lbs |
Frequently Asked Questions
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Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Talen Energy Corp on total disclosed release pounds (1.4M lbs) and reporting facility count (5). Release-volume peers include Corning Inc, Daikin America Inc, Avery Dennison Corp. Facility-count peers include Abb Motors & Mechanical Inc, Advansix Inc, Aes Corp. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.
Similar disclosed release pounds
Nearest parents (≥3 facilities, ≥10k lbs) by absolute TRI disclosed pounds, not rank-adjacent ladder neighbors.
Similar facility count
Nearest parents by reporting-site count (deduped against the release-pound neighborhood).
About This Data
EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Pennsylvania, Massachusetts, New Jersey; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Talen Energy Corp's TRI parent record
From Talen Energy Corp, open Brunner Island Steam Electric Station or compare against US Steel Corp rather than reading rank alone.
- Open the largest Form R site for Talen Energy Corp (Brunner Island Steam Electric Station in PA). Largest facility
- Compare against Keystone-Conemaugh Projects LLC, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Talen Energy Corp sits among all slug-merged TRI parents. All parent companies
Rank and peers (US Steel Corp, Keystone-Conemaugh Projects LLC) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Talen Energy Corp's record groups disclosed TRI parent-company filings so readers can compare reporting context without treating the total as a measure of risk.
Company release figures are computed directly from EPA Toxic Release Inventory data; source names and the record-linking method are documented in the methodology.
Primary sources
- EPA Toxics Release Inventory Basic Data Files - annual facility-level chemical-release disclosures
PlainEnviro renders public EPA records directly from its data pipeline; no figure on this page is typed in by an editor. See the editorial standards and corrections policy for how source changes and reported errors are handled.