St Joseph Energy Center — Plant Summary
- EIA Plant ID
- 57794
- Capacity
- 780 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combined Cycle
- Status
- Operating
- Location
- St Joseph, IN
- Operating Since
- 2018
- Generators
- 3
- Operator
- St Joseph Energy Center LLC
- Parent Company
- —
- Annual Generation
- 5,335,234 MWh
- Capacity Factor
- 78.0%
- Balancing Authority
- PJM Interconnection, LLC
- ISO/RTO
- PJM
- NERC Region
- RFC
St Joseph Energy Center
OperatingNatural Gas
Ranked #3 of 40 Natural Gas plants in IN#259 of 2009 nationally
780 MW Natural Gas operating in St Joseph, IN — PJM Interconnection, LLC
EIAWD
780 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2018
Operating Since
Location
Coordinates
41.6985, -86.4804
County
St Joseph, IN
Nearby Plants
- OlivePVSolar5 MW · 0.8 km
- Desert Green Solar Farm LLCSolar6.3 MW · 1.7 km
- Honeysuckle Solar FarmSolar150 MW · 2.7 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | St Joseph Energy Center LLC | — | — |
| Owner(s) | St Joseph Energy Center LLC | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The St. Joseph Energy Center is a 780 MW natural gas-fired combined cycle power plant located in St. Joseph County, Indiana. The plant began operating in 2018 and is owned and operated by St. Joseph Energy Center LLC. It consists of 3 generators using natural gas as its primary fuel source. The facility ranks as the 3rd largest of 20 power plants in Indiana, and 264th out of 945 plants nationally.
The St. Joseph Energy Center operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region. In its most recent year of operation, the plant generated 5,335,234 MWh of electricity, achieving a capacity factor of 78.0%.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Interconnection Queue1 projectBeta
St. Joseph Energy Center, LLC
OperationalGas675 MWPJM
Generation
553.8K MWh
Latest Month
5.3M MWh
Annual Generation
78.0%
Capacity Factor
Jan 2023 – Dec 2025
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Elderberry Substation · 345 kV
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
SJEC
Pricing Hub
N ILLINOIS HUB
Node Source
EIA-860 direct report
News & Articles (10)Beta
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General
St Joseph Energy Center, USA
The St Joseph Energy Center, a natural gas-fired combined-cycle power plant (CCPP) in Indiana, began operations in 2018.
Power Technology·3 months ago
General
St Joseph Energy Center, USA
The St Joseph Energy Center, a natural gas-fired combined-cycle power plant (CCPP) in Indiana, began operations in 2018.
Power Technology·3 months ago
Last updated 2026-03-26
View all 10 articles