Power plants in Columbia County, Oregon
3 operating power plants in Columbia County, Oregon, with 1,319 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Largest power plants in Columbia County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | BeaverNatural gas | 611 | 1,904 | 35.6% |
| 2 | Port WestwardNatural gas | 483 | 3,265 | 77.2% |
| 3 | Port Westward Unit 2Natural gas | 226 | 1,117 | 56.5% |
MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources
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