State profile

Power plants in Washington

Washington has 142 generating facilities in this directory, with a combined nameplate capacity of 31.66 GW. The largest share of capacity comes from hydroelectric (69%). It also tracks 14 retired plants.

142
Plants
31.66 GW
Total capacity
10
Fuel types
6.81 GW
Largest: Grand Coulee

Capacity mix

Hydroelectric 68.6%Natural Gas 12.8%Wind 10.7%Nuclear 3.8%Coal 2.3%Solar 0.8%Biomass 0.8%Waste 0.1%

By fuel type in Washington

Hydroelectric plants75 · 21.72 GWNatural Gas plants16 · 4.04 GWWind plants23 · 3.39 GWNuclear plants1 · 1.20 GWCoal plants1 · 729.9 MWSolar plants7 · 268.4 MWBiomass plants10 · 255.9 MWWaste plants2 · 30.5 MWOil plants4 · 24.1 MWStorage plants3 · 5.5 MW

All plants in Washington by capacity

PlantFuelOwnerCapacity
Grand CouleeHydroelectricU S Bureau of Reclamation6.81 GW
Chief JosephHydroelectricUSACE Northwestern Division2.46 GW
Rocky ReachHydroelectricPUD No 1 of Chelan County1.30 GW
WanapumHydroelectricPUD No 2 of Grant County1.22 GW
Columbia Generating StationNuclearEnergy Northwest1.20 GW
BoundaryHydroelectricCity of Seattle - (WA)1.16 GW
Priest RapidsHydroelectricPUD No 2 of Grant County950 MW
WellsHydroelectricPUD No 1 of Douglas County855.2 MW
Little GooseHydroelectricUSACE Northwestern Division810 MW
Lower GraniteHydroelectricUSACE Northwestern Division810 MW
Lower MonumentalHydroelectricUSACE Northwestern Division810 MW
Transalta Centralia GenerationCoalTransAlta Centralia Gen LLC729.9 MW
Grays Harbor Energy FacilityNatural GasInvenergy Services LLC714.9 MW
Rock IslandHydroelectricPUD No 1 of Chelan County629.4 MW
Ice HarborHydroelectricUSACE Northwestern Division603 MW
Chehalis Generating FacilityNatural GasPacifiCorp593.3 MW
RossHydroelectricCity of Seattle - (WA)450 MW
Fredonia (WA)Natural GasPuget Sound Energy Inc376 MW
Lower Snake River Wind Energy ProjectWindPuget Sound Energy Inc342.7 MW
Mint Farm Generating StationNatural GasPuget Sound Energy Inc319 MW
Frederickson Power LPNatural GasFrederickson Power LP318.3 MW
Goldendale Generating StationNatural GasPuget Sound Energy Inc302.8 MW
MossyrockHydroelectricCity of Tacoma - (WA)300 MW
Ferndale Generating StationNatural GasPuget Sound Energy Inc285.5 MW
Wild HorseWindPuget Sound Energy Inc273.1 MW
Tucannon River Wind FarmWindPortland General Electric Co266.8 MW
Windy Flats Wind ProjectWindWindy Flats Partners LLC262.2 MW
River Road Gen PlantNatural GasPUD No 1 of Clark County - (WA)248 MW
Swift 1HydroelectricPacifiCorp240 MW
Marengo Wind PlantWindPacifiCorp234 MW
GorgeHydroelectricCity of Seattle - (WA)207.3 MW
White Creek Wind FarmWindWhite Creek Wind 1 LLC204 MW
Big Horn Wind ProjectWindAvangrid Power LLC199 MW
DiabloHydroelectricCity of Seattle - (WA)182.4 MW
FredericksonNatural GasPuget Sound Energy Inc177.8 MW
FPL Energy Vansycle LLC (WA)WindFPL Energy Vansycle LLC176.9 MW
EncogenNatural GasPuget Sound Energy Inc176.4 MW
WhitehornNatural GasPuget Sound Energy Inc169.2 MW
MayfieldHydroelectricCity of Tacoma - (WA)162 MW
Hopkins Ridge WindWindPuget Sound Energy Inc156.6 MW
Juniper Canyon I Wind ProjectWindAvangrid Power LLC151.2 MW
Lund Hill SolarSolarAvangrid Power LLC150 MW
Rattlesnake FlatWindRattlesnake Flat, LLC144 MW
HF Sinclair Puget Sound RefiningNatural GasHF Sinclair Corporation139.8 MW
Tuolumne Wind ProjectWindTurlock Irrigation District136.3 MW
MerwinHydroelectricPacifiCorp136 MW
Skookumchuck Wind FacilityWindSouthern Power Co136 MW
YaleHydroelectricPacifiCorp134 MW
Sumas Power PlantNatural GasPuget Sound Energy Inc125.5 MW
H M JacksonHydroelectricPUD No 1 of Snohomish County111.8 MW
PalouseWindOnward Energy105.3 MW
Upper BakerHydroelectricPuget Sound Energy Inc104.8 MW
Lower BakerHydroelectricPuget Sound Energy Inc103.9 MW
Goodnoe HillsWindPacifiCorp103.4 MW
Sagebrush Power PartnersWindSagebrush Power Partners, LLC100.7 MW
Harvest Wind ProjectWindHarvest Wind Project TIC98.9 MW
Nine CanyonWindEnergy Northwest95.9 MW
Summer Falls Power PlantHydroelectricColumbia Basin Hydropower92 MW
Box CanyonHydroelectricPUD No 1 of Pend Oreille County90 MW
Vantage Wind Energy LLCWindInvenergy Services LLC90 MW
Cushman 2HydroelectricCity of Tacoma - (WA)84.6 MW
Goose Prairie SolarSolarGoose Prairie Solar LLC80 MW
Swift 2HydroelectricPacifiCorp72 MW
Cowlitz FallsHydroelectricPUD No 1 of Lewis County70 MW
Long LakeHydroelectricAvista Corp70 MW
LaGrandeHydroelectricCity of Tacoma - (WA)64 MW
Nippon Dynawave Packaging Longview WABiomassNippon Dynawave Packaging Co.62.4 MW
Northeast (WA)Natural GasAvista Corp61.8 MW
ChelanHydroelectricPUD No 1 of Chelan County59.2 MW
Kettle Falls Generating StationBiomassAvista Corp57.9 MW
AlderHydroelectricCity of Tacoma - (WA)50 MW
Big Horn Wind IIWindAvangrid Power LLC50 MW
Linden Wind Energy ProjectWindLos Angeles Department of Water & Power50 MW
Longview FibreBiomassLongview Fibre Co45 MW
Cushman 1HydroelectricCity of Tacoma - (WA)43.2 MW
Little Falls (WA)HydroelectricAvista Corp43.2 MW
Snoqualmie 2HydroelectricPuget Sound Energy Inc38.7 MW
Nine MileHydroelectricAvista Corp37.6 MW
Cedar Falls (WA)HydroelectricCity of Seattle - (WA)30 MW
Sierra Pacific Burlington FacilityBiomassSierra Pacific Industries28 MW
PackwoodHydroelectricEnergy Northwest27.5 MW
Main Canal HeadworksHydroelectricColumbia Basin Hydropower26.8 MW
Spokane Waste to EnergyWasteCity of Spokane26 MW
Boulder ParkNatural GasAvista Corp24.6 MW
Twin Falls HydroHydroelectricCentral Rivers Power US, LLC24 MW
ElectronHydroelectricElectron Hydro LLC22.8 MW
Adams Nielson SolarSolarStrata Manager, LLC19.2 MW
Sierra Pacific AberdeenBiomassSierra Pacific Industries18 MW
Upriver Dam Hydro PlantHydroelectricCity of Spokane17.6 MW
South Fork ToltHydroelectricCity of Seattle - (WA)16.8 MW
Cosmo Specialty Fibers PlantBiomassCosmo Specialty Fibers15 MW
University of Washington Power PlantOilUniversity of Washington15 MW
Monroe StreetHydroelectricAvista Corp14.8 MW
Tieton Dam Hydro Electric ProjectHydroelectricCity of Burbank Water and Power13.8 MW
RozaHydroelectricU S Bureau of Reclamation12.9 MW
SnoqualmieHydroelectricPuget Sound Energy Inc12.8 MW
WynoocheeHydroelectricCity of Tacoma - (WA)12.8 MW
McKinley Paper Co. - Washington MillBiomassMcKinley Paper Co. - Washington Mill12.6 MW
ChandlerHydroelectricU S Bureau of Reclamation12 MW
Koma KulshanHydroelectricEagle Creek Renewable Energy, LLC12 MW
YelmHydroelectricCity of Centralia - (WA)12 MW
McNary Dam Fish Attraction ProjectHydroelectricNorthern Wasco County PUD10 MW
Upper FallsHydroelectricAvista Corp10 MW
Quincy ChuteHydroelectricPUD No 2 of Grant County9.4 MW
Port Townsend PaperBiomassPort Townsend Paper Co7.9 MW
Youngs Creek Hydroelectric ProjectHydroelectricPUD No 1 of Snohomish County7.5 MW
PEC HeadworksHydroelectricPUD No 2 of Grant County6.6 MW
Russell D SmithHydroelectricColumbia Basin Hydropower6.1 MW
Calligan Creek Hydroelectric ProjectHydroelectricPUD No 1 of Snohomish County6 MW
Coastal Energy ProjectWindCoastal Community Action Program6 MW
Hancock Creek Hydroelectric ProjectHydroelectricPUD No 1 of Snohomish County6 MW
Cedar HillsOilBio Energy Washington, LLC5.4 MW
Camas Solar ProjectSolarGreenbacker Renewable Energy Corporation5 MW
Penstemon Solar ProjectSolarGreenbacker Renewable Energy Corporation5 MW
Urtica Solar ProjectSolarGreenbacker Renewable Energy Corporation5 MW
West Point Treatment PlantBiomassKing County Dept-Natural Res4.6 MW
DarringtonBiomassHampton Lumber Mills - Washington Inc4.5 MW
LRI LFGTE FacilityWasteFrontier Operation Services4.5 MW
Swauk Wind LLCWindGamesa Wind US LLC4.3 MW
Weeks FallsHydroelectricEagle Creek Renewable Energy, LLC4.3 MW
Horn Rapids Solar, Storage and TrainingSolarEnergy Northwest4.2 MW
Grimes WayNatural GasWashington State University4 MW
Black CreekHydroelectricBlack Creek Hydro Inc3.7 MW
Crystal MountainOilPuget Sound Energy Inc2.7 MW
Drop 2 (WA)HydroelectricYakama Power2.5 MW
NewhalemHydroelectricCity of Seattle - (WA)2.3 MW
Potholes East Canal 66.0HydroelectricColumbia Basin Hydropower2.3 MW
Eltopia Branch Canal 4.6HydroelectricColumbia Basin Hydropower2.2 MW
Twin ReservoirsHydroelectricWalla Walla City of2.2 MW
Glacier Battery StorageStoragePuget Sound Energy Inc2 MW
MESA 1StoragePUD No 1 of Snohomish County2 MW
CowicheHydroelectricYakima-Tieton Irrigation Dist1.7 MW
Drop 3 (WA)HydroelectricYakama Power1.6 MW
Meyers FallsHydroelectricHydro Technology Systems Inc1.6 MW
Orchard Avenue 1HydroelectricYakima-Tieton Irrigation Dist1.6 MW
Rocky Brook HydroelectricHydroelectricRocky Brook Electric Inc1.6 MW
Sheep Creek HydroHydroelectricSheep Creek Hydro Inc1.6 MW
Arlington MicrogridStoragePUD No 1 of Snohomish County1.5 MW
Nooksack HydroHydroelectricPuget Sound Hydro LLC1.5 MW
Lilliwaup Falls GeneratingHydroelectricWilliam G. Reed Jr1.4 MW
Biotech LS 0836OilWashington State University1 MW
SkookumchuckHydroelectricTransAlta Centralia Gen LLC1 MW
Retired plants (14)
PlantFuelOwnerCapacity
White River (WA)retired 2004HydroelectricPuget Sound Energy Inc70 MW
WestRock (WA)retired 2023BiomassWestRock (WA)64 MW
Steam plantretired 2005BiomassCity of Tacoma - (WA)50 MW
Diesel Generator Farmretired 2001OilPUD No 1 of Chelan County47.8 MW
Everett Cogenretired 2011BiomassKimberly-Clark Corp42 MW
Roosevelt Biogas 1retired 2018WastePUD No 1 of Klickitat County36.5 MW
Randolph Roadretired 2007OilPUD No 2 of Grant County32 MW
Glines Hydroelectric Projectretired 2011HydroelectricU S Bureau of Reclamation16.3 MW
Conditretired 2011HydroelectricPacifiCorp13.7 MW
Elwha Hydroelectric Projectretired 2011HydroelectricU S Bureau of Reclamation12.6 MW
SDS Lumber Gorge Energy Divisionretired 2021BiomassSDS Lumber LLC10 MW
MESA 2retired 2020StoragePUD No 1 of Snohomish County2.4 MW
Washington State Universityretired 2005CoalWashington State University2 MW
Turner Energy Storage Projectretired 2018StorageAvista Corp1.2 MW