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1825 MW Natural Gas Fired Combustion Turbine (456 MW) + Natural Gas Steam Turbine (1318 MW) + Petroleum Liquids (51 MW) operating in Prince Georges, MD — PJM Interconnection, LLC
1,825 MW
Nameplate Capacity
8
Generators
units
Hybrid (3)
Technology
Natural Gas Fired Combustion Turbine + Natural Gas Steam Turbine + Petroleum Liquids
1967
Operating Since
Coordinates
38.5444, -76.6861
County
Prince Georges, MD
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Chalk Point Power, LLC | — | — |
| Owner(s) | Chalk Point Power, LLC | — | NRG Energy |
| Status | Operating | — | — |
The Chalk Point Generating Station is an electricity-generating plant, comprising oil and natural gas fired units, owned by NRG Energy, located near the town of Eagle Harbor, Maryland, United States, on the Patuxent River.
Read more on WikipediaChalk Point Power is a hybrid power plant located in Prince Georges County, Maryland. The facility, which began operating in 1967, has a total capacity of 1,825 MW across 8 generators. The primary fuel source is natural gas, with petroleum liquids also used. Chalk Point Power is owned and operated by Chalk Point Power, LLC. It ranks as the largest of 7 power plants in Maryland and 37th out of 945 plants nationally.
The plant operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region. The latest annual generation data indicates an output of 1,703,848 MWh, resulting in a capacity factor of 10.6%. The plant utilizes both natural gas-fired combustion turbine and natural gas steam turbine technologies.
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
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
269.7K MWh
Latest Month
1.7M MWh
Annual Generation
10.6%
Capacity Factor
CO₂ Intensity
1492 lb/MWh
NOx
1 lb/MWh
SO₂
0.057 lb/MWh
CH₄
0.026 lb/MWh
N₂O
0.003 lb/MWh
Capacity Factor
4.3%
Annual Net Gen
691 GWh
CO₂eq
1493 lb/MWh
Subregion
RFC East
2013
$965/kW
Est. Construction Cost
Total estimated cost: $1.8B
Market Position
ISO/RTO Market
PJM
LMP Node
50817
Pricing Hub
WESTERN HUB
Alt. Hub / Zone
DOMINION HUB
Node Source
EIA-860 direct report
Last updated 2026-03-26
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