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1449.4 MW Natural Gas operating in York, PA — PJM Interconnection, LLC
1,449.4 MW
Nameplate Capacity
7
Generators
units
Natural Gas Fired Combined Cycle
Technology
2011
Operating Since
Coordinates
39.7375, -76.3067
County
York, PA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Calpine Mid-Merit LLC | — | — |
| Owner(s) | Calpine Mid-Merit LLC | — | — |
| Status | Operating | — | — |
York Energy Center is a 1449.4 MW natural gas-fired combined cycle power plant located in York County, Pennsylvania. The plant began operating in 2011 and consists of 7 generators. It is owned and operated by Calpine Mid-Merit LLC. York Energy Center is interconnected to the PJM Interconnection, LLC balancing authority and is within the RFC NERC region.
The plant's latest annual generation was 8,785,592 MWh, achieving a capacity factor of 69.2%. York Energy Center ranks as the 5th largest power plant out of 35 in Pennsylvania, and 66th out of 945 plants nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
865.6K MWh
Latest Month
8.8M MWh
Annual Generation
69.2%
Capacity Factor
CO₂ Intensity
903 lb/MWh
NOx
0.039 lb/MWh
SO₂
2013
$965/kW
Est. Construction Cost
Total estimated cost: $1.4B
Market Position
ISO/RTO Market
PJM
LMP Node
DLTAPLNT
Pricing Hub
WESTERN HUB
Location Type
EHV
Node Source
EIA-860 direct report
Last updated 2026-03-26
View all 6 articlesNo ask pi reports yet for this entity.
ask pi about York Energy CenterPJM Interconnection, LLC (PJM)
Grid Voltage
500.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
0.005 lb/MWh
CH₄
0.016 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
68.0%
Annual Net Gen
8631 GWh
CO₂eq
904 lb/MWh
Subregion
RFC East