King County, Washington has 12 power plants totaling 167 MW of nameplate capacity. Browse every plant below with fuel type, operator, and capacity.
| Plant | City | Fuel | Capacity | Operator |
|---|---|---|---|---|
| Snoqualmie 2 | Snoqualmie | Hydroelectric | 38.7 MW | Puget Sound Energy Inc |
| Cedar Falls (Wa) | North Bend | Hydroelectric | 30.0 MW | City Of Seattle - (Wa) |
| Twin Falls Hydro | North Bend | Hydroelectric | 24.0 MW | Central Rivers Power Us, Llc |
| South Fork Tolt | North Bend | Hydroelectric | 16.8 MW | City Of Seattle - (Wa) |
| University Of Washington Power Plant | Seattle | Natural Gas | 15.0 MW | University Of Washington |
| Snoqualmie | Snoqualmie | Hydroelectric | 12.8 MW | Puget Sound Energy Inc |
| Calligan Creek Hydroelectric Project | Snoqualmie | Hydroelectric | 6.0 MW | Pud No 1 Of Snohomish County |
| Hancock Creek Hydroelectric Project | Snoqualmie | Hydroelectric | 6.0 MW | Pud No 1 Of Snohomish County |
| Cedar Hills | Maple Valley | Biomass | 5.4 MW | Bio Energy Washington, Llc |
| West Point Treatment Plant | Seattle | Biomass | 4.6 MW | King County Dept-Natural Res |
| Weeks Falls | North Bend | Hydroelectric | 4.3 MW | Eagle Creek Renewable Energy, Llc |
| Black Creek | Snoqualmie | Hydroelectric | 3.7 MW | Black Creek Hydro Inc |
King County, Washington has 12 power plants totaling 167 MW of nameplate capacity. Hydroelectric is the dominant fuel source at 85% of installed capacity, followed by Natural Gas (9%) and Biomass (6%). The largest facility is Snoqualmie 2 at 38 MW. Data comes from EIA Form 860, EIA Form 923, and EPA eGRID federal releases.
To find plants closer to a specific address in King County, use the address lookup — it shows every plant within a chosen radius along with distance, fuel type, and emissions.