1154.3 MW Natural Gas Fired Combined Cycle (545 MW) + Natural Gas Fired Combustion Turbine (610 MW) operating in Anderson, SC — South Carolina Public Service Authority
1,154.3 MW
Nameplate Capacity
8
Generators
units
Hybrid (2)
Technology
Natural Gas Fired Combined Cycle + Natural Gas Fired Combustion Turbine
2001
Operating Since
Coordinates
34.3477, -82.7745
County
Anderson, SC
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | South Carolina Public Service Authority | South Carolina Public Service Authority | — |
| Owner(s) | South Carolina Public Service Authority | South Carolina Public Service Authority | — |
| Status | Operating | — | — |
The John S Rainey power plant is located in Anderson County, South Carolina. It is owned and operated by the South Carolina Public Service Authority. The plant has a total capacity of 1154.3 MW across 8 generators, making it the largest power plant in South Carolina (ranked 1 of 13) and the 125th largest in the United States (ranked 125 of 945). The plant began operating in 2001 and primarily burns natural gas. It is a hybrid facility utilizing both natural gas-fired combined cycle and natural gas-fired combustion turbine technologies.
The John S Rainey plant's latest annual generation was 4,796,999 MWh, achieving a capacity factor of 47.5%. The plant operates within the South Carolina Public Service Authority balancing authority and is located within the SERC NERC region.
Generated from EIA, GEM, and public data sources
NERC Region
SERC
Balancing Authority
South Carolina Public Service Authority
Grid Voltage
230 kV
Regulatory Status
RE
Entity Type
State
Sector
Electric Utility
407.8K MWh
Latest Month
4.8M MWh
Annual Generation
47.5%
Capacity Factor
No financial data available for this plant.
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
Last updated 2026-03-26
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