Prices here are state averages across all utilities and rate plans, from the U.S. Energy Information Administration — not the rate on any one bill. Generation-mix figures are reported annually, not real time.

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Power Plants in South Dakota

48 operating plants, ranked by nameplate capacity.

OaheUSACE-Omaha · Conventional Hydroelectric · 7 generators786.1 MW Big Bend DamUSACE-Omaha · Conventional Hydroelectric · 8 generators538.3 MW Big StoneOtter Tail Power Co · Conventional Steam Coal · 1 generator450 MW Angus AnsonNorthern States Power Co - Minnesota · Natural Gas Fired Combustion Turbine · 3 generators405.7 MW Astoria StationOtter Tail Power Co · Natural Gas Fired Combustion Turbine · 1 generator349 MW Deer Creek StationBasin Electric Power Coop · Natural Gas Fired Combined Cycle · 2 generators324 MW Dakota Range WindNorthern States Power Co - Minnesota · Onshore Wind Turbine · 1 generator304 MW Deuel Harvest Wind Energy LLCSouthern Power Co · Onshore Wind Turbine · 1 generator300 MW Fort RandallUSACE-Omaha · Conventional Hydroelectric · 7 generators280 MW Triple H Wind ProjectEngie North America · Onshore Wind Turbine · 1 generator250.2 MW Prevailing Wind ParkAES Distributed Energy · Onshore Wind Turbine · 1 generator220 MW Groton Generation StationBasin Electric Power Coop · Natural Gas Fired Combustion Turbine · 2 generators216.4 MW Buffalo Ridge II LLCAvangrid Power LLC · Onshore Wind Turbine · 1 generator210 MW Crowned Ridge Wind II Energy CenterNorthern States Power Co - Minnesota · Onshore Wind Turbine · 1 generator200.6 MW Crowned Ridge Wind Energy CenterCrowned Ridge Wind, LLC · Onshore Wind Turbine · 1 generator200.1 MW Sweetland Wind Farm, LLCSweetland Wind Farm, LLC · Onshore Wind Turbine · 1 generator200 MW Crocker Wind FarmGeronimo Power · Onshore Wind Turbine · 1 generator200 MW North Bend Wind Project, LLCNorth Bend Wind Project, LLC · Onshore Wind Turbine · 1 generator200 MW Prairie Winds SD1Basin Electric Power Coop · Onshore Wind Turbine · 3 generators162 MW Tatanka RidgeTatanka Ridge LLC · Onshore Wind Turbine · 1 generator154 MW Dakota Range III Wind ProjectEngie North America · Onshore Wind Turbine · 1 generator153.6 MW Spirit MoundBasin Electric Power Coop · Petroleum Liquids · 2 generators135 MW Wild SpringsGeronimo Power · Solar Photovoltaic · 1 generator128 MW Aberdeen CTNorthWestern Energy - (SD) · Natural Gas Fired Combustion Turbine · 2 generators111 MW Ben FrenchBlack Hills Power, Inc. · Natural Gas Fired Combustion Turbine · 9 generators110 MW Willow Creek Wind Power LLCWillow Creek Wind Power LLC · Onshore Wind Turbine · 1 generator105 MW Day County Wind LLCDay County Wind LLC · Onshore Wind Turbine · 1 generator99 MW Coyote RidgeCoyote Ridge LLC · Onshore Wind Turbine · 1 generator97.4 MW Campbell County Wind FarmRWE Clean Energy · Onshore Wind Turbine · 1 generator94.3 MW Beethoven WindNorthWestern Energy - (SD) · Onshore Wind Turbine · 1 generator80 MW Fall River Solar, LLCGreenbacker Renewable Energy Corporation · Solar Photovoltaic · 1 generator80 MW Bob Glanzer Generating StationNorthWestern Energy - (SD) · Natural Gas Internal Combustion Engine · 6 generators69 MW Watertown Power PlantMissouri Basin Muni Power Agny · Petroleum Liquids · 1 generator67.5 MW Wessington SpringsWessington Wind · Onshore Wind Turbine · 1 generator51 MW Buffalo Ridge I LLCAvangrid Power LLC · Onshore Wind Turbine · 1 generator50.4 MW South Dakota Wind Energy CenteFPL Energy South Dakota Wind LLC · Onshore Wind Turbine · 1 generator40.5 MW Lange Generating StationBlack Hills Power, Inc. · Natural Gas Fired Combustion Turbine · 1 generator40 MW Rolling Thunder Wind Farm HybridAE Power Services LLC · Onshore Wind Turbine · 2 generators25.8 MW Aurora County WindRWE Clean Energy · Onshore Wind Turbine · 1 generator20 MW Brule County WindRWE Clean Energy · Onshore Wind Turbine · 1 generator20 MW Oak Tree EnergyRWE Clean Energy · Onshore Wind Turbine · 1 generator19.5 MW RE Solar, LLCUnknown operator · Solar Photovoltaic · 1 generator8.3 MW Ft. PierreCity of Fort Pierre - (SD) · Petroleum Liquids · 3 generators6 MW POET Biorefining - ChancellorPOET Biorefining- Chancellor · Wood/Wood Waste Biomass · 1 generator5.4 MW Spearfish HydroCity of Spearfish · Conventional Hydroelectric · 2 generators4 MW POET Bioprocessing- MitchellPOET Bioprocessing- Mitchell · Natural Gas Steam Turbine · 1 generator3.9 MW POET Biorefining - HudsonPOET Biorefining - Hudson · Natural Gas Steam Turbine · 1 generator3.6 MW Pierre SolarWestern Minnesota Mun Pwr Agny · Solar Photovoltaic · 1 generator1 MW

Source: U.S. Energy Information Administration, Forms EIA-860/EIA-860M — currently operating generators only, aggregated to the plant level.

Power Plants in South Dakota | EnergyAtlasUSA