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2055 MW Natural Gas operating in Guernsey, OH — PJM Interconnection, LLC
2,055 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2023
Operating Since
Coordinates
39.9364, -81.5354
County
Guernsey, OH
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Guernsey Power Station LLC | — | — |
| Owner(s) | Guernsey Power Station LLC | — | — |
| Status | Operating | — | — |
Guernsey Power Station is a 2,055 MW natural gas-fired combined cycle power plant located in Guernsey County, Ohio. The plant began operating in 2023 and is owned and operated by Guernsey Power Station LLC. It consists of three generators utilizing natural gas as its primary fuel source. The plant is connected to the PJM Interconnection, LLC balancing authority and is situated within the RFC NERC region.
In its latest year of operation, Guernsey Power Station generated 11,309,051 MWh of electricity, achieving a capacity factor of 62.7%. The plant holds a significant position in Ohio's power generation landscape, ranking as the largest of 25 power plants in the state. Nationally, it is ranked 28 out of 945 power plants. The plant's development and operation have been the subject of 10 news articles, with a focus on deals (9 articles) and industry-related topics (1 article).
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
1.3M MWh
Latest Month
11.3M MWh
Annual Generation
62.7%
Capacity Factor
CO₂ Intensity
861 lb/MWh
NOx
0.060 lb/MWh
SO₂
2023
$782/kW
Est. Construction Cost
Total estimated cost: $1.6B
Market Position
ISO/RTO Market
PJM
LMP Node
GUERNSEY23 KV 11CC
Pricing Hub
AEP-DAYTON HUB
Alt. Hub / Zone
WESTERN HUB
Location Type
Generation Node
Node Source
Curated node match
Last updated 2026-03-14
View all 5 articlesNo ask pi reports yet for this entity.
ask pi about Guernsey Power StationPJM Interconnection, LLC (PJM)
Grid Voltage
765.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
0.004 lb/MWh
CH₄
0.014 lb/MWh
N₂O
0.001 lb/MWh
Capacity Factor
45.3%
Annual Net Gen
8155 GWh
CO₂eq
862 lb/MWh
Subregion
RFC West