OR · State grid profile
Oregon power grid
Oregon's capacity mix is led by hydro, followed by natural gas and wind. Proposed capacity is large relative to the current system, making the state useful for studying a changing Western resource portfolio.
Final 2024 state totalsPreliminary 2025 facilitiesCommunity-reported data centers
Coverage quality
What is complete here?
Generation portfolio
Oregon capacity by fuel
Hydro45.3%8,360 MW
Oil & gas23.6%4,361 MW
Wind21.6%3,981 MW
Solar5.7%1,051 MW
Biomass1.8%330 MW
Storage1.7%322 MW
Geothermal0.2%37 MW
Facility intelligence
Largest Oregon power plants
| Plant | Primary fuel | Location | Utility | Operating capacity |
|---|---|---|---|---|
| John DayPlant 3082 | Hydro | Rufus, ORSherman County | USACE Northwestern Division | 2,160 MW |
| The DallesPlant 3895 | Hydro | The Dalles, ORWasco County | USACE Northwestern Division | 1,820 MW |
| BonnevillePlant 3075 | Hydro | Cascade Locks, ORMultnomah County | USACE Northwestern Division | 1,162 MW |
| McNaryPlant 3084 | Hydro | Umatilla, ORUmatilla County | USACE Northwestern Division | 991 MW |
| Hermiston Power PartnershipPlant 55328 | Oil & gas | Hermiston, ORUmatilla County | Hermiston Power Partnership | 689 MW |
| Hermiston Generating PlantPlant 54761 | Oil & gas | Hermiston, ORUmatilla County | Hermiston Generating Co LP | 621 MW |
| BeaverPlant 8073 | Oil & gas | Clatskanie, ORColumbia County | Portland General Electric Co | 611 MW |
| Klamath Cogeneration PlantPlant 55103 | Oil & gas | Klamath Falls, ORKlamath County | Klamath Energy LLC | 502 MW |
| Carty Generating StationPlant 58503 | Oil & gas | Boardman, ORMorrow County | Portland General Electric Co | 500 MW |
| Port WestwardPlant 56227 | Oil & gas | Clatskanie, ORColumbia County | Portland General Electric Co | 483 MW |
Methodology
Transparent by design
State totals and fuel mix use finalized EIA-860 2024 generator data. The facility table uses the EIA-860 2025 Early Release and is preliminary. Data-center counts use OpenStreetMap community records and measure mapped coverage, not the full market.