Power plants in Clackamas County, Oregon
36 operating power plants in Clackamas County, Oregon, with 227 MW of nameplate capacity, largest first. From EIA-860M, August 2026.
Largest power plants in Clackamas County
| # | Plant | MW | GWh, 2025 | Capacity factor |
|---|---|---|---|---|
| 1 | North ForkHydro | 41 | 164 | 45.9% |
| 2 | FaradayHydro | 37 | 133 | 40.9% |
| 3 | River MillHydro | 19 | 77.3 | 46.9% |
| 4 | SullivanHydro | 15 | 84.6 | 62.7% |
| 5 | Stone CreekHydro | 12 | 54.4 | 51.8% |
| 6 | PHP 2Hydro | 12 | 25.8 | 24.9% |
| 7 | Duus Solar, LLCSolar | 10 | 19.1 | 21.8% |
| 8 | Firwood Solar, LLCSolar | 10 | 19.9 | 22.7% |
| 9 | Brightwood Solar, LLCSolar | 10 | 18.2 | 20.8% |
| 10 | SSD Clackamas 1, LLCSolar | 4.0 | 6.1 | 17.5% |
| 11 | SulusSolar17Solar | 3.1 | 6.5 | 23.8% |
| 12 | SulusSolar35Solar | 3.0 | 4.6 | 17.5% |
| 13 | Auburn Solar LLC (CSG)Solar | 2.9 | 4.2 | 16.4% |
| 14 | SulusSolar29Solar | 2.6 | 3.8 | 16.5% |
| 15 | OR - Solops - SPI 18 - ClayfieldSolar | 2.6 | 3.2 | 13.9% |
| 16 | Mt Hope SolarSolar | 2.5 | 3.8 | 17.5% |
| 17 | NSE Astoria - SkywardSolar | 2.5 | 4.1 | 18.9% |
| 18 | OR - Green Key - Buckner CSGSolar | 2.5 | 0.8 | – |
| 19 | Day Hill Solar, LLCSolar | 2.3 | 3.9 | 19.5% |
| 20 | Rodeo Solar LLC (OR)Solar | 2.3 | 0.0 | – |
| 21 | Colton SolarSolar | 2.2 | 3.4 | 17.7% |
| 22 | Boring Solar LLCSolar | 2.2 | 3.9 | 20.0% |
| 23 | Thomas Creek SolarSolar | 2.2 | 3.7 | 19.3% |
| 24 | Minke SolarSolar | 2.2 | 3.1 | 15.8% |
| 25 | SSD Clackamas 4, LLCSolar | 2.0 | 4.2 | 24.1% |
| 26 | SSD Clackamas 7, LLCSolar | 2.0 | 4.0 | 22.6% |
| 27 | Kaiser Creek Solar (CSG)Solar | 2.0 | 3.3 | 18.7% |
| 28 | MompanoSolar | 2.0 | 3.2 | – |
| 29 | OR - Solops - SPI 18 - DoverSolar | 2.0 | 4.0 | 22.6% |
| 30 | Tickle Creek SolarSolar | 1.9 | 2.9 | 17.4% |
| 31 | Sandy River Solar (CSG)Solar | 1.9 | 2.3 | 14.0% |
| 32 | OR - Green Key - MarquamSolar | 1.9 | 3.3 | 19.9% |
| 33 | Dunn Road SolarSolar | 1.8 | 2.8 | 17.9% |
| 34 | Baldock Solar HighwaySolar | 1.4 | 1.0 | 8.1% |
| 35 | OR -Solops - SPI 18 - CorkSolar | 1.3 | 2.4 | 21.5% |
| 36 | Timothy Lake PowerhouseHydro | 1.2 | 1.8 | 16.8% |
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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