Owner profile

Avista Corp

Avista Corp owns or operates 14 generating facilities commissioned between 1906 and 2014, with a combined nameplate capacity of 1.54 GW. The largest share of capacity is hydroelectric (61%), spread across 4 states.

Ownership reflects the utility or operator reported to EIA (Form EIA-860); equity ownership of individual facilities may differ.

14
Plants
1.54 GW
Total capacity
4
States
487.8 MW
Largest: Noxon Rapids

Capacity mix

Hydroelectric 61.2%Natural Gas 35.0%Biomass 3.8%Storage 0.1%

By state

Idaho3 · 446.1 MWMontana1 · 487.8 MWOregon1 · 287 MWWashington9 · 321.1 MW

Operating plants

PlantFuelStateOwnerCapacity
Noxon RapidsHydroelectricMontanaAvista Corp487.8 MW
Coyote Springs IINatural GasOregonAvista Corp287 MW
Cabinet GorgeHydroelectricIdahoAvista Corp265.2 MW
RathdrumNatural GasIdahoAvista Corp166.4 MW
Long LakeHydroelectricWashingtonAvista Corp70 MW
Northeast (WA)Natural GasWashingtonAvista Corp61.8 MW
Kettle Falls Generating StationBiomassWashingtonAvista Corp57.9 MW
Little Falls (WA)HydroelectricWashingtonAvista Corp43.2 MW
Nine MileHydroelectricWashingtonAvista Corp37.6 MW
Boulder ParkNatural GasWashingtonAvista Corp24.6 MW
Monroe StreetHydroelectricWashingtonAvista Corp14.8 MW
Post FallsHydroelectricIdahoAvista Corp14.5 MW
Upper FallsHydroelectricWashingtonAvista Corp10 MW
Retired plants (1)
PlantFuelStateOwnerCapacity
Turner Energy Storage Projectretired 2018StorageWashingtonAvista Corp1.2 MW