United States › Power plants › Gas power plants › California
GAS POWER PLANTSCoolwater
Coolwater is a 727 MW retired gas power plant in San Bernardino County, California, operated by GenOn California South, LP.
Plant statusClosed
- Planning (completed)
- Consented (completed)
- Construction (completed)
- OperatingJun 1961 (completed)
- ClosedDec 2014 (current stage)
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| 30 | Natural Gas Fired Combined Cycle | 120 MW | Retired |
| 40 | Natural Gas Fired Combined Cycle | 120 MW | Retired |
| 31 | Natural Gas Fired Combined Cycle | 85 MW | Retired |
| 32 | Natural Gas Fired Combined Cycle | 85 MW | Retired |
| 41 | Natural Gas Fired Combined Cycle | 85 MW | Retired |
| 42 | Natural Gas Fired Combined Cycle | 85 MW | Retired |
| 2 | Natural Gas Steam Turbine | 82 MW | Retired |
| 1 | Natural Gas Steam Turbine | 65 MW | Retired |
Plant details
- Operator
- GenOn California South, LP
- Location
- San Bernardino County, California
- Balancing authority
- CISO
- Sector
- IPP Non-CHP
- Capacity
- Retired: 727 MW
- First unit online
- Jun 1961
- EIA plant ID
- 329
Location
34.8606, -116.8539
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Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem