☀ Solar Power Plants in Washington
Washington operates 14 solar power plants totaling 270 MW of nameplate capacity. Annual generation: 364.5k MWh.
Utility-scale solar farms convert sunlight directly into electricity using photovoltaic panels. They produce zero direct emissions and have no fuel cost, but generation is variable — peaking at midday and falling to zero at night. Capacity factors typically run 18–28% in good locations.
Plants14operating
Capacity269 MWnameplate
Generation364.5k MWhannual
All Washington solar plants
| Plant | City | County | Capacity | Operator |
|---|---|---|---|---|
| Lund Hill Solar | Bickleton | Klickitat County | 150 MW | Avangrid Power Llc |
| Goose Prairie Solar | Moxee | Yakima County | 80 MW | Goose Prairie Solar Llc |
| Adams Nielson Solar | Lind | Adams County | 19 MW | Strata Manager, Llc |
| Urtica Solar Project | Ellensburg | Kittitas County | 5 MW | Greenbacker Renewable Energy Corporation |
| Penstemon Solar Project | Ellensburg | Kittitas County | 5 MW | Greenbacker Renewable Energy Corporation |
| Camas Solar Project | Ellensburg | Kittitas County | 5 MW | Greenbacker Renewable Energy Corporation |
| Horn Rapids Solar, Storage And Training | Richland | Benton County | 4 MW | Energy Northwest |
| Arlington Microgrid | Arlington | Snohomish County | 2 MW | Pud No 1 Of Snohomish County |
| Tono Solar | Centralia | Lewis County | — | Transalta Holdings U.s. Inc. |
| Black Rock Solar Llc | Moxee | Yakima County | — | Black Rock Solar Llc |
| High Top Solar | Moxee | Yakima County | — | Cypress Creek Renewables |
| Ostrea Solar, Llc | Moxee | Yakima County | — | Cypress Creek Renewables |
| Carriger | Goldendale | Klickitat County | — | Cypress Creek Renewables |
| Sr Quincy Valley | Winchester | Grant County | — | Sr Quincy Valley, Llc |