| Big Stone (1) | Grant | Operational | 450 MW | Coal | Otter Tail Power Co |
| Astoria Station (1) | Deuel | Operational | 349 MW | Gas | Otter Tail Power Co |
| Dakota Range Wind (DKR01) | Grant | Operational | 304 MW | Wind | Northern States Power Co - Minnesota |
| Deuel Harvest Wind Energy LLC (GEN1) | Deuel | Operational | 300 MW | Wind | Southern Power Co |
| Triple H Wind Project (WTG) | Hyde | Operational | 250.2 MW | Wind | Engie North America |
| Prevailing Wind Park (PWPSD) | Yankton | Operational | 220 MW | Wind | AES Distributed Energy |
| Buffalo Ridge II LLC (1) | Brookings | Operational | 210 MW | Wind | Avangrid Power LLC |
| Crowned Ridge Wind II Energy Center (CRW2) | Codington | Operational | 200.6 MW | Wind | Northern States Power Co - Minnesota |
| Crowned Ridge Wind Energy Center (CTTL1) | Codington | Operational | 200.1 MW | Wind | Crowned Ridge Wind, LLC |
| Crocker Wind Farm (CRCKR) | Clark | Operational | 200 MW | Wind | Crocker Wind Farm, LLC |
| Sweetland Wind Farm, LLC (SLW) | Hand | Operational | 200 MW | Wind | Sweetland Wind Farm, LLC |
| North Bend Wind Project, LLC (NBEND) | Hyde | Operational | 200 MW | Wind | North Bend Wind Project, LLC |
| Deer Creek Station (02) | Brookings | Operational | 170 MW | Gas | Basin Electric Power Coop |
| Angus Anson (4) | Minnehaha | Operational | 166.3 MW | Gas | Northern States Power Co - Minnesota |
| Deer Creek Station (01) | Brookings | Operational | 154 MW | Gas | Basin Electric Power Coop |
| Tatanka Ridge (WT1) | Deuel | Operational | 154 MW | Wind | Tatanka Ridge LLC |
| Dakota Range III Wind Project (WTG) | Grant | Operational | 153.6 MW | Wind | Engie North America |
| Prairie Winds SD1 (SD1) | Jerauld | Operational | 150 MW | Wind | Basin Electric Power Coop |
| Wild Springs (WLDSP) | Pennington | Operational | 128 MW | Solar | Geronimo Power |
| Angus Anson (1) | Minnehaha | Operational | 119.7 MW | Gas | Northern States Power Co - Minnesota |
| Angus Anson (2) | Minnehaha | Operational | 119.7 MW | Gas | Northern States Power Co - Minnesota |
| Oahe (1) | Hughes | Operational | 112.3 MW | Hydro | USACE-Omaha |
| Oahe (2) | Hughes | Operational | 112.3 MW | Hydro | USACE-Omaha |
| Oahe (3) | Hughes | Operational | 112.3 MW | Hydro | USACE-Omaha |
| Oahe (4) | Hughes | Operational | 112.3 MW | Hydro | USACE-Omaha |
| Oahe (5) | Hughes | Operational | 112.3 MW | Hydro | USACE-Omaha |
| Oahe (6) | Hughes | Operational | 112.3 MW | Hydro | USACE-Omaha |
| Oahe (7) | Hughes | Operational | 112.3 MW | Hydro | USACE-Omaha |
| Groton Generation Station (GT01) | Brown | Operational | 108.2 MW | Gas | Basin Electric Power Coop |
| Groton Generation Station (GT02) | Brown | Operational | 108.2 MW | Gas | Basin Electric Power Coop |
| Willow Creek Wind Power LLC (1) | Butte | Operational | 105 MW | Wind | Willow Creek Wind Power LLC |
| Day County Wind LLC (GE15) | Day | Operational | 99 MW | Wind | Day County Wind LLC |
| Coyote Ridge (WT1) | Brookings | Operational | 97.4 MW | Wind | Coyote Ridge LLC |
| Campbell County Wind Farm (CCWF1) | Campbell | Operational | 94.3 MW | Wind | RWE Clean Energy |
| Aberdeen CT (2) | Brown | Operational | 82.2 MW | Gas | NorthWestern Energy - (SD) |
| Beethoven Wind (B&H80) | Bon Homme | Operational | 80 MW | Wind | NorthWestern Energy - (SD) |
| Fall River Solar, LLC (452) | Fall River | Operational | 80 MW | Solar | Greenbacker Renewable Energy Corporation |
| Spirit Mound (1) | Clay | Operational | 67.5 MW | Oil | Basin Electric Power Coop |
| Spirit Mound (2) | Clay | Operational | 67.5 MW | Oil | Basin Electric Power Coop |
| Watertown Power Plant (1) | Codington | Operational | 67.5 MW | Oil | Missouri Basin Muni Power Agny |
| Big Bend Dam (1) | Buffalo | Operational | 67.3 MW | Hydro | USACE-Omaha |
| Big Bend Dam (2) | Buffalo | Operational | 67.3 MW | Hydro | USACE-Omaha |
| Big Bend Dam (4) | Buffalo | Operational | 67.3 MW | Hydro | USACE-Omaha |
| Big Bend Dam (5) | Buffalo | Operational | 67.3 MW | Hydro | USACE-Omaha |
| Big Bend Dam (6) | Buffalo | Operational | 67.3 MW | Hydro | USACE-Omaha |
| Big Bend Dam (7) | Buffalo | Operational | 67.3 MW | Hydro | USACE-Omaha |
| Big Bend Dam (8) | Buffalo | Operational | 67.3 MW | Hydro | USACE-Omaha |
| Big Bend Dam (3) | Buffalo | Operational | 67.2 MW | Hydro | USACE-Omaha |
| Wessington Springs (1) | Jerauld | Operational | 51 MW | Wind | Wessington Wind |
| Buffalo Ridge I LLC (1) | Brookings | Operational | 50.4 MW | Wind | Avangrid Power LLC |
| South Dakota Wind Energy Cente (GE15) | Hyde | Operational | 40.5 MW | Wind | FPL Energy South Dakota Wind LLC |
| Fort Randall (1) | Charles Mix | Operational | 40 MW | Hydro | USACE-Omaha |
| Fort Randall (2) | Charles Mix | Operational | 40 MW | Hydro | USACE-Omaha |
| Fort Randall (3) | Charles Mix | Operational | 40 MW | Hydro | USACE-Omaha |
| Fort Randall (4) | Charles Mix | Operational | 40 MW | Hydro | USACE-Omaha |
| Fort Randall (5) | Charles Mix | Operational | 40 MW | Hydro | USACE-Omaha |
| Fort Randall (6) | Charles Mix | Operational | 40 MW | Hydro | USACE-Omaha |
| Fort Randall (7) | Charles Mix | Operational | 40 MW | Hydro | USACE-Omaha |
| Fort Randall (8) | Charles Mix | Operational | 40 MW | Hydro | USACE-Omaha |
| Lange Generating Station (0001) | Pennington | Operational | 40 MW | Gas | Black Hills Power, Inc. |
| Toronto Power Plant (U1) | Deuel | Planned | 36.3 MW | Gas | Western Minnesota Mun Pwr Agny |
| Toronto Power Plant (U2) | Deuel | Planned | 36.3 MW | Gas | Western Minnesota Mun Pwr Agny |
| Toronto Power Plant (U3) | Deuel | Planned | 36.3 MW | Gas | Western Minnesota Mun Pwr Agny |
| Toronto Power Plant (U4) | Deuel | Planned | 36.3 MW | Gas | Western Minnesota Mun Pwr Agny |
| Aberdeen CT (GT1) | Brown | Operational | 28.8 MW | Oil | NorthWestern Energy - (SD) |
| Ben French (GT1) | Pennington | Operational | 25 MW | Gas | Black Hills Power, Inc. |
| Ben French (GT2) | Pennington | Operational | 25 MW | Gas | Black Hills Power, Inc. |
| Ben French (GT3) | Pennington | Operational | 25 MW | Gas | Black Hills Power, Inc. |
| Ben French (GT4) | Pennington | Operational | 25 MW | Gas | Black Hills Power, Inc. |
| Rolling Thunder Wind Farm Hybrid (1) | Hand | Operational | 25 MW | Wind | AE Power Services LLC |
| Lake Preston (1A) | Kingsbury | Operational | 24.1 MW | Oil | Otter Tail Power Co |
| Aurora County Wind (ACSD) | Aurora | Operational | 20 MW | Wind | RWE Clean Energy |
| Brule County Wind (BCSD) | Brule | Operational | 20 MW | Wind | RWE Clean Energy |
| Oak Tree Energy (OTE14) | Clark | Operational | 19.5 MW | Wind | RWE Clean Energy |
| Lange Generating Station (IC01) | Pennington | Planned | 16.6 MW | Gas | Black Hills Power, Inc. |
| Lange Generating Station (IC02) | Pennington | Planned | 16.6 MW | Gas | Black Hills Power, Inc. |
| Lange Generating Station (IC03) | Pennington | Planned | 16.6 MW | Gas | Black Hills Power, Inc. |
| Lange Generating Station (IC04) | Pennington | Planned | 16.6 MW | Gas | Black Hills Power, Inc. |
| Lange Generating Station (IC05) | Pennington | Planned | 16.6 MW | Gas | Black Hills Power, Inc. |
| Lange Generating Station (IC06) | Pennington | Planned | 16.6 MW | Gas | Black Hills Power, Inc. |
| Aberdeen CT (3) | Brown | Planned | 16 MW | Gas | NorthWestern Energy - (SD) |
| Aberdeen CT (4) | Brown | Planned | 16 MW | Gas | NorthWestern Energy - (SD) |
| Bob Glanzer Generating Station (HG1) | Beadle | Operational | 11.5 MW | Gas | NorthWestern Energy - (SD) |
| Bob Glanzer Generating Station (HG2) | Beadle | Operational | 11.5 MW | Gas | NorthWestern Energy - (SD) |
| Bob Glanzer Generating Station (HG3) | Beadle | Operational | 11.5 MW | Gas | NorthWestern Energy - (SD) |
| Bob Glanzer Generating Station (HG4) | Beadle | Operational | 11.5 MW | Gas | NorthWestern Energy - (SD) |
| Bob Glanzer Generating Station (HG5) | Beadle | Operational | 11.5 MW | Gas | NorthWestern Energy - (SD) |
| Bob Glanzer Generating Station (HG6) | Beadle | Operational | 11.5 MW | Gas | NorthWestern Energy - (SD) |
| Prairie Winds SD1 (SD2) | Jerauld | Operational | 10.5 MW | Wind | Basin Electric Power Coop |
| Yankton (3) | Yankton | Operational | 6.5 MW | Gas | NorthWestern Energy - (SD) |
| POET Biorefining - Chancellor (1) | Turner | Operational | 5.4 MW | Biomass | POET Biorefining- Chancellor |
| Brookings Solar (1) | Brookings | Planned | 4.9 MW | Solar | Western Minnesota Mun Pwr Agny |
| POET Bioprocessing- Mitchell (1) | Davison | Operational | 3.9 MW | Gas | POET Bioprocessing- Mitchell |
| POET Biorefining - Hudson (1) | Lincoln | Operational | 3.6 MW | Gas | POET Biorefining - Hudson |
| Clark (SD) (1) | Clark | Operational | 2.7 MW | Oil | NorthWestern Energy - (SD) |
| Faulkton (1) | Faulk | Operational | 2.7 MW | Oil | NorthWestern Energy - (SD) |
| Yankton (2) | Yankton | Operational | 2.7 MW | Oil | NorthWestern Energy - (SD) |
| Yankton (1) | Yankton | Operational | 2.2 MW | Gas | NorthWestern Energy - (SD) |
| Ben French (1) | Pennington | Operational | 2 MW | Oil | Black Hills Power, Inc. |
| Ben French (2) | Pennington | Operational | 2 MW | Oil | Black Hills Power, Inc. |
| Ben French (3) | Pennington | Operational | 2 MW | Oil | Black Hills Power, Inc. |
| Ben French (4) | Pennington | Operational | 2 MW | Oil | Black Hills Power, Inc. |
| Ben French (5) | Pennington | Operational | 2 MW | Oil | Black Hills Power, Inc. |
| Ft. Pierre (5) | Stanley | Operational | 2 MW | Oil | City of Fort Pierre - (SD) |
| Ft. Pierre (6) | Stanley | Operational | 2 MW | Oil | City of Fort Pierre - (SD) |
| Ft. Pierre (7) | Stanley | Operational | 2 MW | Oil | City of Fort Pierre - (SD) |
| Spearfish Hydro (TURB1) | Lawrence | Operational | 2 MW | Hydro | City of Spearfish |
| Spearfish Hydro (TURB2) | Lawrence | Operational | 2 MW | Hydro | City of Spearfish |
| Yankton (4) | Yankton | Operational | 2 MW | Oil | NorthWestern Energy - (SD) |
| State Auto Insurance (1) | Grant | Operational | 1.7 MW | Oil | SLB Milbank LLC |
| Valley Queen Cheese (1) | Grant | Operational | 1.5 MW | Oil | Valley Queen Cheese Factory, Inc. |
| Valley Queen Cheese (2) | Grant | Operational | 1.5 MW | Oil | Valley Queen Cheese Factory, Inc. |
| Valley Queen Cheese (3) | Grant | Operational | 1.5 MW | Oil | Valley Queen Cheese Factory, Inc. |
| Prairie Winds SD1 (SD3) | Jerauld | Operational | 1.5 MW | Wind | Basin Electric Power Coop |
| Pierre Solar (PIERS) | Hughes | Operational | 1 MW | Solar | Western Minnesota Mun Pwr Agny |
| Big Stone (D1) | Grant | Operational | 1 MW | Oil | Otter Tail Power Co |
| Rolling Thunder Wind Farm Hybrid (2) | Hand | Operational | 0.8 MW | Battery | AE Power Services LLC |