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.

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Release-over-release change

What changed for Talen Energy Corp: EPA TRI 2023 reporting year

2022 → 2023

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.

Total Releases
1.4M lbs
Facilities
5
Chemicals
35
Carcinogens
5

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

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.

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

How much pollution does Talen Energy Corp release?
Talen Energy Corp discloses 1.4M lbs across 5 facilities. On the ladder it sits near US Steel Corp and Keystone-Conemaugh Projects LLC. 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.
How many facilities does Talen Energy Corp operate?
Talen Energy Corp maps to 5 facilities in Pennsylvania, Massachusetts, New Jersey, including Brunner Island Steam Electric Station; Montour Steam Electric Station; Dartmouth Power Associates L.P.; Pedricktown Cogeneration Co LP. Talen Energy Corp's disclosed pounds are spread across 5 facilities, no single site dominates the parent total in this extract.
What industries and chemicals show up for Talen Energy Corp?
Talen Energy Corp's disclosed pounds sit inside a single reported industry label: Electric Utilities. Talen Energy Corp's largest disclosed chemicals by pounds are 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 (none of those top chemicals carry a carcinogen flag in this extract). Neighbor parents: US Steel Corp; Keystone-Conemaugh Projects LLC.
Does Talen Energy Corp release carcinogens?
Yes - 5 carcinogen-flagged substances appear in the extract. Largest by pounds include 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.

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.

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

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.