Directory of Power Plants in Washington
Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
---|---|---|---|---|---|---|---|
Yelm | City of Centralia - (WA) | Yelm, WA | Bonneville Power Administration (BPAT) | 26.2 GWh | Nov 1930 | Dec 2023 | Water |
PEC Headworks | PUD No 2 of Grant County | Moses Lake, WA | Public Utility District No. 2 of Grant County, Washington (GCPD) | 19.5 GWh | Aug 1990 | Oct 2023 | Water |
Darrington | Hampton Lumber Mills - Washington Inc | Darrington, WA | Bonneville Power Administration (BPAT) | 17.6 GWh | Jan 2007 | Dec 2023 | Wood/Wood Waste Solids |
Russell D Smith | Columbia Basin Hydropower | Othello, WA | Bonneville Power Administration (BPAT) | 17.5 GWh | Aug 1982 | Oct 2023 | Water |
Nooksack Hydro | Puget Sound Hydro LLC | Glacier, WA | Puget Sound Energy, Inc. (PSEI) | 16.0 GWh | Oct 1906 | Dec 2023 | Water |
Youngs Creek Hydroelectric Project | PUD No 1 of Snohomish County | Monroe, WA | Bonneville Power Administration (BPAT) | 15.9 GWh | Oct 2011 | Dec 2023 | Water |
Urtica Solar Project | Greenbacker Renewable Energy Corporation | Ellensburg, WA | Puget Sound Energy, Inc. (PSEI) | 11.4 GWh | Oct 2022 | Dec 2023 | Solar |
Coastal Energy Project | Coastal Community Action Program | Aberdeen, WA | Bonneville Power Administration (BPAT) | 11.2 GWh | May 2010 | Dec 2022 | Wind |
Penstemon Solar Project | Greenbacker Renewable Energy Corporation | Ellensburg, WA | Puget Sound Energy, Inc. (PSEI) | 10.7 GWh | Dec 2021 | Dec 2023 | Solar |
Twin Reservoirs | Walla Walla City of | Walla Walla, WA | Bonneville Power Administration (BPAT) | 10.6 GWh | Mar 1988 | Dec 2022 | Water |
Meyers Falls | Hydro Technology Systems Inc | Kettle Falls, WA | Avista Corporation (AVA) | 10.4 GWh | May 1915 | Dec 2023 | Water |
Camas Solar Project | Greenbacker Renewable Energy Corporation | Ellensburg, WA | Puget Sound Energy, Inc. (PSEI) | 10.4 GWh | May 2022 | Dec 2023 | Solar |
Eltopia Branch Canal 4.6 | Columbia Basin Hydropower | Pasco, WA | Bonneville Power Administration (BPAT) | 10.3 GWh | Apr 1983 | Oct 2023 | Water |
Weeks Falls | Eagle Creek Renewable Energy, LLC | North Bend, WA | Puget Sound Energy, Inc. (PSEI) | 9.7 GWh | May 1990 | Dec 2023 | Water |
Black Creek | Black Creek Hydro Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 9.1 GWh | Jan 1994 | Dec 2023 | Water |
West Point Treatment Plant | King County Dept-Natural Res | Seattle, WA | Seattle City Light (SCL) | 8.1 GWh | May 2012 | Dec 2023 | Other Biomass Gas |
Potholes East Canal 66.0 | Columbia Basin Hydropower | Pasco, WA | Bonneville Power Administration (BPAT) | 7.6 GWh | Feb 1985 | Oct 2023 | Water |
Horn Rapids Solar, Storage and Training | Energy Northwest | Richland, WA | Bonneville Power Administration (BPAT) | 6.8 GWh | Sep 2020 | Dec 2023 | Solar : 87.3% Electricity used for energy storage : 12.7% |
Swauk Wind LLC | Gamesa Wind US LLC | Thorp, WA | Puget Sound Energy, Inc. (PSEI) | 6.5 GWh | Nov 2012 | Dec 2023 | Wind |
Lilliwaup Falls Generating | William G. Reed Jr | Lilliwaup, WA | Bonneville Power Administration (BPAT) | 6.5 GWh | Apr 1986 | Dec 2023 | Water |
Hancock Creek Hydroelectric Project | PUD No 1 of Snohomish County | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 6.4 GWh | Jan 2018 | Dec 2022 | Water |
Sheep Creek Hydro | Sheep Creek Hydro Inc | Northport, WA | Avista Corporation (AVA) | 6.1 GWh | May 1986 | Dec 2023 | Water |
Calligan Creek Hydroelectric Project | PUD No 1 of Snohomish County | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 6.1 GWh | Jan 2018 | Dec 2022 | Water |
University of Washington Power Plant | University of Washington | Seattle, WA | Seattle City Light (SCL) | 6.0 GWh | Dec 1968 | Jun 2024 | Natural Gas : 97.4% Distillate Fuel Oil : 2.6% |
Skookumchuck | TransAlta Centralia Gen LLC | Tenino, WA | Bonneville Power Administration (BPAT) | 3.6 GWh | Aug 1990 | Dec 2023 | Water |
Cowiche | Yakima-Tieton Irrigation Dist | Tieton, WA | PacifiCorp West (PACW) | 3.5 GWh | Feb 1987 | Oct 2023 | Water |
Orchard Avenue 1 | Yakima-Tieton Irrigation Dist | Yakima, WA | PacifiCorp West (PACW) | 2.7 GWh | Feb 1987 | Oct 2023 | Water |
Arlington Microgrid | PUD No 1 of Snohomish County | Arlington, WA | Bonneville Power Administration (BPAT) | 641.0 MWh | May 2019 | Dec 2022 | Solar |
Cedar Hills | Bio Energy Washington, LLC | Maple Valley, WA | Puget Sound Energy, Inc. (PSEI) | 454.0 MWh | Mar 2009 | Dec 2023 | Landfill Gas : 89.3% Distillate Fuel Oil : 10.7% |
Northeast (WA) | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 254.8 MWh | Nov 1978 | Dec 2023 | Natural Gas |
Rocky Brook Hydroelectric | Rocky Brook Electric Inc | Brinnon, WA | Bonneville Power Administration (BPAT) | 219.0 MWh | Nov 1985 | Dec 2023 | Water |
Crystal Mountain | Puget Sound Energy Inc | Greenwater, WA | Puget Sound Energy, Inc. (PSEI) | 196.0 MWh | Nov 1969 | Jun 2024 | Distillate Fuel Oil |
Grimes Way | Washington State University | Pullman, WA | Avista Corporation (AVA) | 129.0 MWh | Dec 2004 | Apr 2024 | Distillate Fuel Oil : 55.4% Natural Gas : 44.6% |
Browse Power Plants By Washington Counties
Figures are based on June 2024 generation numbers.County | State Rank | Active Plants | Jun 2024 Generation |
---|---|---|---|
Grant County, WA | # 1 | 8 | 25.3 TWh |
Douglas County, WA | # 2 | 2 | 13.5 TWh |
Benton County, WA | # 3 | 6 | 10.6 TWh |
Chelan County, WA | # 4 | 4 | 7.7 TWh |
Lewis County, WA | # 5 | 8 | 7.6 TWh |
Whatcom County, WA | # 6 | 13 | 5.7 TWh |
Klickitat County, WA | # 7 | 15 | 5.2 TWh |
Grays Harbor County, WA | # 8 | 6 | 3.7 TWh |
Pend Oreille County, WA | # 9 | 3 | 3.6 TWh |
Walla Walla County, WA | # 10 | 4 | 3.4 TWh |
Columbia County, WA | # 11 | 4 | 3.4 TWh |
Cowlitz County, WA | # 12 | 6 | 3.3 TWh |
Skagit County, WA | # 13 | 4 | 2.6 TWh |
Pierce County, WA | # 14 | 13 | 2.3 TWh |
Clark County, WA | # 15 | 2 | 1.9 TWh |
Whitman County, WA | # 16 | 6 | 1.8 TWh |
County | State Rank | Active Plants | Jun 2024 Generation |
---|---|---|---|
Kittitas County, WA | # 17 | 9 | 1.2 TWh |
Garfield County, WA | # 18 | 1 | 838.1 GWh |
Lincoln County, WA | # 19 | 2 | 640.2 GWh |
Skamania County, WA | # 20 | 1 | 593.9 GWh |
Spokane County, WA | # 21 | 7 | 547.3 GWh |
Snohomish County, WA | # 22 | 8 | 492.7 GWh |
Thurston County, WA | # 23 | 3 | 471.6 GWh |
Adams County, WA | # 24 | 4 | 464.3 GWh |
Stevens County, WA | # 25 | 4 | 384.8 GWh |
King County, WA | # 26 | 12 | 369.6 GWh |
Mason County, WA | # 27 | 3 | 313.3 GWh |
Yakima County, WA | # 28 | 12 | 112.1 GWh |
Clallam County, WA | # 29 | 3 | 37.7 GWh |
Franklin County, WA | # 30 | 3 | 18.0 GWh |
Jefferson County, WA | # 31 | 2 | 219.0 MWh |