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GAS POWER PLANTSHermiston Power Partnership
Hermiston Power Partnership is a 689 MW operating gas power plant in Umatilla County, Oregon, operated by Hermiston Power Partnership.
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| STG1 | Natural Gas Fired Combined Cycle | 264 MW | |
| CTG1 | Natural Gas Fired Combined Cycle | 213 MW | |
| CTG2 | Natural Gas Fired Combined Cycle | 213 MW |
Plant details
- Operator
- Hermiston Power Partnership
- Location
- Umatilla County, Oregon
- Balancing authority
- GRID
- Sector
- IPP Non-CHP
- Capacity
- Operating: 689 MW
- First unit online
- Aug 2002
- EIA plant ID
- 55328
Location
45.7940, -119.3133
Nearby power plants
- Hermiston Generating PlantGas power plants · 621 MW · 2.8 mi
- Four Corners Windfarm LLCWind farms · 8.0 MW · 6.8 mi
- Oregon Trail Windfarm LLCWind farms · 9.9 MW · 7.2 mi
- Ward Butte Windfarm LLCWind farms · 6.6 MW · 8.2 mi
- Butter Creek Power LLCWind farms · 5.0 MW · 8.3 mi
- NorWest Energy 9 LLCSolar farms · 6.0 MW · 8.6 mi
- McNary Dam Fish Attraction ProjectHydroelectric plants · 10.0 MW · 10.1 mi
- McNaryHydroelectric plants · 991 MW · 10.1 mi
- Big Top LLCWind farms · 1.7 MW · 12.1 mi
- Wagon Trail LLCWind farms · 3.3 MW · 12.1 mi
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