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830.6 MW Natural Gas operating in Prince Georges, MD
830.6 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2018
Operating Since
Coordinates
38.7029, -76.8272
County
Prince Georges, MD
Nearby Plants
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| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Parkway Generation Keys Energy Center LLC | — | — |
| Owner(s) | PSEG Keys Energy Center, LLC | — | — |
| Status | Operating | — | — |
Keys Energy Center is an 830.6 MW natural gas-fired combined cycle power plant located in Prince Georges County, Maryland. The plant began operating in 2018 and is owned and operated by PSEG Keys Energy Center, LLC. It consists of 3 generators. Keys Energy Center is the 3rd largest of 7 power plants in Maryland, and ranks 231st out of 945 plants nationally.
The plant operates within the PJM Interconnection, LLC balancing authority, which is part of the RFC NERC region. In its latest year of reported generation, Keys Energy Center produced 4,370,590 MWh of electricity, achieving a capacity factor of 60.1%.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC (PJM)
Grid Voltage
525.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Monthly net generation as reported to EIA-923 — useful for historical context. Confidence varies sharply by fuel type; the band above and the “About this data” button explain the caveats specific to this plant and how InfraSure’s in-house model handles them.
399.7K MWh
Latest Month
4.4M MWh
Annual Generation
60.1%
Capacity Factor
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CO₂ Intensity
867 lb/MWh
NOx
0.042 lb/MWh
SO₂
0.004 lb/MWh
CH₄
0.016 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
57.8%
Annual Net Gen
4203 GWh
CO₂eq
868 lb/MWh
Subregion
RFC East
2018
$837/kW
Est. Construction Cost
Total estimated cost: $695.2M
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Point of Interconnection
Nearest Substation
Cheltenham Substation · 500 kV
Substation Distance
< 10 km
Operator
PEPCO
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
CHELTENH 19 KV STG10 GEN
Pricing Hub
WESTERN HUB
Alt. Hub / Zone
DOMINION HUB
Node Source
EIA-860 direct report
Last updated 2026-03-26
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