Power plant · Pennsylvania, United States
Keystone
Keystone is a power plant in Pennsylvania, United States, with 1,883 MW of capacity, owned by Chief Keystone Power LLC (44.5%), Chief Keystone Power II, LLC (22.8%), Keystone Power Pass-Through Holders LLC (16.7%) and 2 others.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | Pennsylvania | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Status | Operating | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Start year | 1967 | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Owner | Chief Keystone Power LLC (44.5%) | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Owner | Chief Keystone Power II, LLC (22.8%) | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Owner | Keystone Power Pass-Through Holders LLC (16.7%) | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Owner | Montour LLC (12.3%) | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Owner | Keystone Power LLC (3.7%) | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Operator | KeyCon Operating LLC | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Capacity | 1,883 MW | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Technology | Conventional Steam Coal | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
| Coordinates | 40.6604, -79.3411 | EIA-860 / 860M / 923 · Public domain · checked 24 Oct 2026 |
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How it compares
Keystone is the 5th-largest of 36 power plants in Pennsylvania and the 80th-largest of 800 in the United States by capacity; its 1,883 MW is 0.22% of the 839,036 MW we hold for the United States. Ranks and totals cover the power plants in our data that report their capacity, not every one in existence. Power plants planned, permitted or under construction are ranked apart.
| Within | Rank | Total | Share |
|---|---|---|---|
| Pennsylvania | 5th of 36 | 42,647 MW | 4.4% |
| United States | 80th of 800 | 839,036 MW | 0.22% |
| All power plants in our data | 84th of 4,829 | 1,037,268 MW | 0.18% |
Owners, operator and place
- Chief Keystone Power LLCOwner · 44.5%
- Chief Keystone Power II, LLCOwner · 22.8%
- Keystone Power Pass-Through Holders LLCOwner · 16.7%
- Montour LLCOwner · 12.3%
- Keystone Power LLCOwner · 3.7%
- KeyCon Operating LLCOperator
- Power plants in Pennsylvania, United States44
- Power plants in the United States1,635
- The United States: country profile
- Largest power plants
Other power plants in Pennsylvania
- Peach Bottom2,876 MW
- TalenEnergy Susquehanna2,532 MW
- Limerick2,277 MW
- Conemaugh1,963 MW
- Beaver Valley1,847 MW
- TalenEnergy Montour1,758 MW
- TalenEnergy Martins Creek1,701 MW
- Brunner Island1,616 MW
Data on this page
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- Bundesnetzagentur, Marktstammdatenregister. Marktstammdatenregister, DL-DE-BY-2.0.