Power Plants in Fremont County, Idaho

Fremont County, Idaho has 4 power plants totaling 24 MW of nameplate capacity. Browse every plant below with fuel type, operator, and capacity.

Plants4operating sites
Capacity24 MWnameplate
Generation97.5k MWhannual
Hydroelectric 100%

Plant locations

All plants in this county

PlantCityFuelCapacityOperator
Falls River HydroAshtonHydroelectric9.0 MWMarysville Hydro Partners
AshtonAshtonHydroelectric6.7 MWPacificorp
Island ParkIsland ParkHydroelectric4.8 MWFall River Rural Elec Coop Inc
Chester Diversion Hydroelectric ProjectChesterHydroelectric3.6 MWFall River Rural Elec Coop Inc

About power generation in Fremont County

Fremont County, Idaho has 4 power plants totaling 24 MW of nameplate capacity. Hydroelectric is the dominant fuel source at 100% of installed capacity. The largest facility is Falls River Hydro at 9 MW. Data comes from EIA Form 860, EIA Form 923, and EPA eGRID federal releases.

To find plants closer to a specific address in Fremont County, use the address lookup — it shows every plant within a chosen radius along with distance, fuel type, and emissions.