Directory of Power Plants in South Dakota
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Aberdeen CT | NorthWestern Energy - (SD) | Aberdeen, SD | Southwest Power Pool (SWPP) | 44.3 GWh | Apr 1978 | Nov 2023 | Natural Gas : 99.4% Distillate Fuel Oil : 0.6% |
| Angus Anson | Northern States Power Co - Minnesota | Sioux Falls, SD | Midcontinent Independent System Operator, Inc. (MISO) | 232.3 GWh | Jul 1994 | Dec 2023 | Natural Gas : 97.6% Distillate Fuel Oil : 2.4% |
| Astoria Station | Otter Tail Power Co | Astoria, SD | Midcontinent Independent System Operator, Inc. (MISO) | 409.9 GWh | Mar 2021 | Aug 2024 | Natural Gas |
| Aurora County Wind | Consolidated Edison Development Inc. | White Lake, SD | Southwest Power Pool (SWPP) | 70.8 GWh | Sep 2018 | Dec 2023 | Wind |
| Beethoven Wind | NorthWestern Energy - (SD) | Tripp, SD | Southwest Power Pool (SWPP) | 274.5 GWh | Apr 2015 | Dec 2023 | Wind |
| Ben French | Black Hills Power, Inc. | Rapid City, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.6 GWh | Mar 1960 | Aug 2024 | Natural Gas |
| Big Bend Dam | USACE-Omaha | Chamberlain, SD | Southwest Power Pool (SWPP) | 770.5 GWh | Aug 1964 | Dec 2023 | Water |
| Big Stone | Otter Tail Power Co | Big Stone City, SD | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 TWh | Apr 1975 | Aug 2024 | Subbituminous Coal : 99.8% |
| Bob Glanzer Generating Station | NorthWestern Energy - (SD) | Huron, SD | Southwest Power Pool (SWPP) | 96.4 GWh | Mar 2022 | Dec 2023 | Natural Gas |
| Brule County Wind | Consolidated Edison Development Inc. | Kimball, SD | Southwest Power Pool (SWPP) | 64.6 GWh | Sep 2018 | Dec 2023 | Wind |
| Buffalo Ridge I LLC | Avangrid Renewables LLC | Elkton, SD | Midcontinent Independent System Operator, Inc. (MISO) | 84.7 GWh | Mar 2009 | Aug 2024 | Wind |
| Buffalo Ridge II LLC | Avangrid Renewables LLC | Elkton, SD | Midcontinent Independent System Operator, Inc. (MISO) | 346.5 GWh | Nov 2010 | Aug 2024 | Wind |
| Campbell County Wind Farm | Consolidated Edison Development Inc. | Pollock, SD | Southwest Power Pool (SWPP) | 318.8 GWh | Nov 2015 | Dec 2023 | Wind |
| Chamberlain Wind Project | Basin Electric Power Coop | Chamberlain, SD | Southwest Power Pool (SWPP) | 98.0 MWh | Oct 2001 | Dec 2022 | Wind |
| Coyote Ridge | Coyote Ridge LLC | White, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 380.6 GWh | Nov 2019 | Aug 2024 | Wind |
| Crocker Wind Farm | Crocker Wind Farm, LLC | Conde, SD | Midcontinent Independent System Operator, Inc. (MISO) | 788.7 GWh | Oct 2019 | Aug 2024 | Wind |
| Crowned Ridge Wind Energy Center | Crowned Ridge Wind, LLC | Watertown, SD | Midcontinent Independent System Operator, Inc. (MISO) | 717.1 GWh | Nov 2019 | Aug 2024 | Wind |
| Crowned Ridge Wind II Energy Center | Northern States Power Co - Minnesota | Watertown, SD | Midcontinent Independent System Operator, Inc. (MISO) | 796.8 GWh | Nov 2020 | Aug 2024 | Wind |
| Dakota Range III Wind Project | Engie North America | Summit, SD | Southwest Power Pool (SWPP) | 476.5 GWh | Apr 2021 | Aug 2024 | Wind |
| Day County Wind LLC | Day County Wind LLC | Conde, SD | Southwest Power Pool (SWPP) | 416.7 GWh | Mar 2010 | Aug 2024 | Wind |
| Deer Creek Station | Basin Electric Power Coop | White, SD | Southwest Power Pool (SWPP) | 1.1 TWh | Jul 2012 | Dec 2023 | Natural Gas |
| Deuel Harvest Wind Energy LLC | Southern Power Co | Clear Lake, SD | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 TWh | Jan 2021 | Aug 2024 | Wind |
| Fall River Solar, LLC | Greenbacker Renewable Energy Corporation | Edgemont, SD | Southwest Power Pool (SWPP) | 176.2 GWh | Aug 2023 | Aug 2024 | Solar |
| Fort Randall | USACE-Omaha | Pickstown, SD | Southwest Power Pool (SWPP) | 1.5 TWh | Feb 1954 | Dec 2023 | Water |
| Ft. Pierre | City of Fort Pierre - (SD) | Fort Pierre, SD | Southwest Power Pool (SWPP) | 52.9 MWh | Sep 2004 | Dec 2023 | Distillate Fuel Oil |
| Groton Generation Station | Basin Electric Power Coop | Groton, SD | Southwest Power Pool (SWPP) | 201.9 GWh | Jun 2006 | Dec 2023 | Natural Gas |
| Lake Preston | Otter Tail Power Co | Lake Preston, SD | Midcontinent Independent System Operator, Inc. (MISO) | 76.0 MWh | May 1978 | Dec 2023 | Distillate Fuel Oil |
| Lange Gas Turbines | Black Hills Power, Inc. | Rapid City, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 38.2 GWh | Feb 2002 | Dec 2023 | Natural Gas |
| North Bend Wind Project, LLC | North Bend Wind Project, LLC | Highmore, SD | Southwest Power Pool (SWPP) | 599.5 GWh | Nov 2023 | Aug 2024 | Wind |
| Oahe | USACE-Omaha | Pierre, SD | Southwest Power Pool (SWPP) | 2.1 TWh | Mar 1962 | Dec 2023 | Water |
| Oak Tree Energy | Consolidated Edison Development Inc. | Clark, SD | Southwest Power Pool (SWPP) | 66.7 GWh | Nov 2014 | Dec 2023 | Wind |
| Pierre Solar | Pierre Solar | Pierre, SD | Midcontinent Independent System Operator, Inc. (MISO) | 17.0 MWh | Aug 2016 | Dec 2023 | Solar |
| POET Bioprocessing- Mitchell | POET Bioprocessing- Mitchell | Mitchell, SD | Southwest Power Pool (SWPP) | 17.6 GWh | Sep 2021 | Dec 2023 | Natural Gas |
| POET Biorefining - Chancellor | POET Biorefining- Chancellor | Chancellor, SD | Midcontinent Independent System Operator, Inc. (MISO) | 23.4 GWh | Jul 2018 | Dec 2023 | Wood/Wood Waste Solids : 69.0% Natural Gas : 28.8% Landfill Gas : 2.2% |
| POET Biorefining - Hudson | POET Biorefining - Hudson | Hudson, SD | Midcontinent Independent System Operator, Inc. (MISO) | 17.5 GWh | Apr 2019 | Dec 2023 | Natural Gas |
| Prairie Winds SD1 | Basin Electric Power Coop | Crow Lake, SD | Southwest Power Pool (SWPP) | 343.7 GWh | Jan 2011 | Dec 2023 | Wind |
| Prevailing Wind Park | AES Distributed Energy | Lesterville, SD | Southwest Power Pool (SWPP) | 850.3 GWh | Feb 2020 | Aug 2024 | Wind |
| Rolling Thunder Wind Farm Hybrid | AE Power Services LLC | Miller, SD | Southwest Power Pool (SWPP) | 79.7 GWh | Oct 2009 | Dec 2023 | Wind |
| South Dakota Wind Energy Cente | FPL Energy South Dakota Wind LLC | Highmore, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 78.5 GWh | Sep 2003 | Aug 2024 | Wind |
| Spearfish Hydro | City of Spearfish | Spearfish, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 21.4 GWh | Sep 1912 | Dec 2023 | Water |
| Spirit Mound | Basin Electric Power Coop | Vermillion, SD | Southwest Power Pool (SWPP) | 4.7 GWh | May 1978 | Aug 2024 | Distillate Fuel Oil |
| State Auto Insurance | SLB Milbank LLC | Milbank, SD | Midcontinent Independent System Operator, Inc. (MISO) | 14.0 MWh | Mar 2001 | Dec 2022 | Distillate Fuel Oil |
| Sweetland Wind Farm, LLC | Sweetland Wind Farm, LLC | St. Lawrence, SD | Southwest Power Pool (SWPP) | 713.3 GWh | Sep 2023 | Aug 2024 | Wind |
| Tatanka Ridge | Tatanka Ridge LLC | Toronto, SD | Midcontinent Independent System Operator, Inc. (MISO) | 581.5 GWh | Dec 2020 | Aug 2024 | Wind |
| Triple H Wind Project | Engie North America | Highmore, SD | Southwest Power Pool (SWPP) | 953.4 GWh | Oct 2020 | Aug 2024 | Wind |
| Valley Queen Cheese | Valley Queen Cheese Factory, Inc. | Milbank, SD | Midcontinent Independent System Operator, Inc. (MISO) | 26.0 MWh | Mar 2002 | Aug 2024 | Distillate Fuel Oil |
| Watertown Power Plant | Missouri Basin Muni Power Agny | Watertown, SD | Southwest Power Pool (SWPP) | 5.2 GWh | Dec 1977 | Dec 2023 | Distillate Fuel Oil |
| Wessington Springs | Wessington Wind | Wessington Springs, SD | Southwest Power Pool (SWPP) | 221.8 GWh | Jan 2009 | Aug 2024 | Wind |
| Wild Springs | National Grid Renewables | New Underwood, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 95.4 GWh | - | Aug 2024 | Solar |
| Willow Creek Wind Power LLC | Willow Creek Wind Power LLC | Newell, SD | Southwest Power Pool (SWPP) | 367.6 GWh | Aug 2020 | Aug 2024 | Wind |
Browse Power Plants By South Dakota Counties
Figures are based on August 2024 generation numbers.| County | State Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Grant County, SD | # 1 | 4 | 2.1 TWh |
| Hughes County, SD | # 2 | 2 | 2.1 TWh |
| Deuel County, SD | # 3 | 3 | 2.0 TWh |
| Brookings County, SD | # 4 | 4 | 1.9 TWh |
| Hyde County, SD | # 5 | 5 | 1.6 TWh |
| Codington County, SD | # 6 | 3 | 1.5 TWh |
| Charles Mix County, SD | # 7 | 1 | 1.5 TWh |
| Clark County, SD | # 8 | 3 | 855.2 GWh |
| Yankton County, SD | # 9 | 2 | 850.0 GWh |
| Hand County, SD | # 10 | 2 | 793.0 GWh |
| Buffalo County, SD | # 11 | 1 | 770.5 GWh |
| Jerauld County, SD | # 12 | 2 | 565.6 GWh |
| Day County, SD | # 13 | 2 | 416.7 GWh |
| Butte County, SD | # 14 | 1 | 367.6 GWh |
| Campbell County, SD | # 15 | 1 | 318.8 GWh |
| County | State Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Bon Homme County, SD | # 16 | 1 | 274.5 GWh |
| Brown County, SD | # 17 | 2 | 246.2 GWh |
| Minnehaha County, SD | # 18 | 2 | 232.3 GWh |
| Fall River County, SD | # 19 | 1 | 176.2 GWh |
| Pennington County, SD | # 20 | 3 | 135.2 GWh |
| Beadle County, SD | # 21 | 3 | 96.4 GWh |
| Aurora County, SD | # 22 | 1 | 70.8 GWh |
| Brule County, SD | # 23 | 2 | 64.7 GWh |
| Turner County, SD | # 24 | 1 | 23.4 GWh |
| Lawrence County, SD | # 25 | 1 | 21.4 GWh |
| Davison County, SD | # 26 | 1 | 17.6 GWh |
| Lincoln County, SD | # 27 | 1 | 17.5 GWh |
| Clay County, SD | # 28 | 1 | 4.7 GWh |
| Kingsbury County, SD | # 29 | 1 | 76.0 MWh |
| Stanley County, SD | # 30 | 1 | 52.9 MWh |