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NUCLEAR POWER PLANTSColumbia Generating Station
Columbia Generating Station is a 1,200 MW operating nuclear power plant in Benton County, Washington, operated by Energy Northwest- Columbia.
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| 2 | Nuclear | 1,200 MW |
Plant details
- Operator
- Energy Northwest- Columbia
- Location
- Benton County, Washington
- Balancing authority
- BPAT
- Sector
- Electric Utility
- Capacity
- Operating: 1,200 MW
- First unit online
- Dec 1984
- EIA plant ID
- 371
Location
46.4711, -119.3339
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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