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1963 MW Conventional Steam Coal (1951 MW) + Petroleum Liquids (12 MW) standby in Indiana, PA — PJM Interconnection, LLC
1,963 MW
Nameplate Capacity
6
Generators
units
Hybrid (2)
Technology
Conventional Steam Coal + Petroleum Liquids
1970
Operating Since
Coordinates
40.3842, -79.0611
County
Indiana, PA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | KeyCon Operating LLC | Chief Conemaugh Power | — |
| Owner(s) | Chief Conemaugh Power II, LLC, Chief Conemaugh Power LLC, Conemaugh Power LLC, Conemaugh Power Pass-Through Holders LLC, Montour LLC | Chief Conemaugh Power | — |
| Status | Standby | — | — |
The Conemaugh Generating Station is a 1,872 MW baseload coal-powered plant located on 1,750 acres (710 ha), across the Conemaugh River from New Florence in Western Pennsylvania. Track 3 of the Norfolk Southern Pittsburgh line runs next to the power plant.
Read more on WikipediaThe Conemaugh Generating Station is a 1963 MW hybrid power plant located in Indiana County, Pennsylvania. The plant began operating in 1970 and is owned and operated by KeyCon Operating LLC. Conemaugh is fueled primarily by conventional steam coal and petroleum liquids (distillate fuel oil, or DFO). The facility consists of six generators utilizing these fuel sources.
Conemaugh operates within the PJM Interconnection, LLC balancing authority and is part of the ReliabilityFirst Corporation (RFC) NERC region. The plant's latest annual generation was 3,914,238 MWh, achieving a capacity factor of 22.6%. Conemaugh is a significant power producer in Pennsylvania, ranking as the largest of six coal plants in the state and the second largest of 60 coal plants nationally. The plant has been the subject of 10 news articles, with a focus on regulatory matters (9 articles) and industry news (1 article).
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
428.2K MWh
Latest Month
3.9M MWh
Annual Generation
22.6%
Capacity Factor
CO₂ Intensity
2147 lb/MWh
NOx
0.696 lb/MWh
SO₂
Market Position
ISO/RTO Market
PJM
LMP Node
50769
Pricing Hub
WESTERN HUB
Node Source
EIA-860 direct report
Last updated 2026-03-26
View all 5 articlesNo ask pi reports yet for this entity.
ask pi about ConemaughPJM Interconnection, LLC (PJM)
Grid Voltage
500.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
0.754 lb/MWh
CH₄
0.254 lb/MWh
N₂O
0.037 lb/MWh
Capacity Factor
16.6%
Annual Net Gen
2859 GWh
CO₂eq
2164 lb/MWh
Subregion
RFC East