Power Plants in Madison County, Montana

Madison County, Montana has 1 power plant totaling 16 MW of nameplate capacity. Browse every plant below with fuel type, operator, and capacity.

Plants1operating sites
Capacity16 MWnameplate
Generation57.5k MWhannual
Hydroelectric 100%

Plant locations

All plants in this county

PlantCityFuelCapacityOperator
Madison DamEnnisHydroelectric16.4 MWNorthwestern Energy (Mt Hydro)

About power generation in Madison County

Madison County, Montana has 1 power plant totaling 16 MW of nameplate capacity. Hydroelectric is the dominant fuel source at 100% of installed capacity. The largest facility is Madison Dam at 16 MW. Data comes from EIA Form 860, EIA Form 923, and EPA eGRID federal releases.

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