Power Plants in Pennington County, South Dakota

Pennington County, South Dakota has 3 power plants totaling 278 MW of nameplate capacity. Browse every plant below with fuel type, operator, and capacity.

Plants3operating sites
Capacity278 MWnameplate
Generation41.3k MWhannual
CO₂29.9kmetric tons/year
Natural Gas 54%Solar 46%

Plant locations

All plants in this county

PlantCityFuelCapacityOperator
Wild SpringsNew UnderwoodSolar128 MWNational Grid Renewables
Ben FrenchRapid CityNatural Gas110 MWBlack Hills Power, Inc.
Lange Generating StationRapid CityNatural Gas40.0 MWBlack Hills Power, Inc.

About power generation in Pennington County

Pennington County, South Dakota has 3 power plants totaling 278 MW of nameplate capacity. Natural Gas is the dominant fuel source at 54% of installed capacity, followed by Solar (46%). The largest facility is Wild Springs at 128 MW. Data comes from EIA Form 860, EIA Form 923, and EPA eGRID federal releases.

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