Directory of Power Plants in Iowa

List of All Iowa Power Plants

Displaying Results 1 to 16 of 16
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
MarshalltownInterstate Power and Light CoMarshalltown, IAMidcontinent Independent System Operator, Inc. (MISO)79.0 GWhMay 1978Dec 2024 Natural Gas
Merl ParrMidAmerican Energy CoCharles City, IAMidcontinent Independent System Operator, Inc. (MISO)432.0 MWhApr 1969Dec 2024 Natural Gas
McGregorCity of McGregor- (IA)McGregor, IAMidcontinent Independent System Operator, Inc. (MISO)7.0 MWhNov 1941Dec 2024 Distillate Fuel Oil
MilfordCity of Milford - (IA)Milford, IASouthwest Power Pool (SWPP)283.0 MWhDec 1948Dec 2024 Distillate Fuel Oil
MontezumaCity of Montezuma - (IA)Montezuma, IAMidcontinent Independent System Operator, Inc. (MISO)119.0 MWhJul 1940Dec 2024 Distillate Fuel Oil : 63.8% Natural Gas : 36.2%
Mt PleasantCity of Mt Pleasant - (IA)Mt Pleasant, IAAssociated Electric Cooperative, Inc. (AECI)33.0 MWhJan 2002Dec 2024 Distillate Fuel Oil
Morning Light Wind FarmMidAmerican Energy CoAdair, IAMidcontinent Independent System Operator, Inc. (MISO)413.3 GWhSep 2012Dec 2024 Wind
Meadow RidgeMeadow Ridge Wind Energy, LLCGreenfield, IAMidcontinent Independent System Operator, Inc. (MISO)5.3 GWhJun 2012Dec 2024 Wind
Macksburg Wind ProjectMidAmerican Energy CoMacksburg, IAMidcontinent Independent System Operator, Inc. (MISO)329.9 GWhNov 2014Dec 2024 Wind
Michelangelo Wind 3 LLCMichelangelo Wind 3 LLCHuxley, IAMidcontinent Independent System Operator, Inc. (MISO)8.6 GWhJan 2017Dec 2024 Wind
Michelangelo Wind 1 LLCMichelangelo Wind 1 LLCHuxley, IAMidcontinent Independent System Operator, Inc. (MISO)7.9 GWhFeb 2017Dec 2024 Wind
Michelangelo Wind 4 LLCMichelangelo Wind 4 LLCAmes, IAMidcontinent Independent System Operator, Inc. (MISO)10.4 GWhNov 2016Dec 2024 Wind
Maple CityGreenbacker Renewable Energy CorporationOsage Township, IAAssociated Electric Cooperative, Inc. (AECI)3.1 GWhNov 2022Dec 2024 Solar
Muscatine Plant #1Board of Water Electric & CommunicationsMuscatine, IAMidcontinent Independent System Operator, Inc. (MISO)698.2 GWhMar 1958Apr 2025 Subbituminous Coal : 99.8%
Metro Methane Recovery FacilityWM Renewable Energy LLCMitchellville, IAMidcontinent Independent System Operator, Inc. (MISO)78.1 GWhDec 1997Apr 2025 Landfill Gas
Marshalltown Generating StationInterstate Power and Light CoMarshalltown, IAMidcontinent Independent System Operator, Inc. (MISO)3.6 TWhMar 2017Apr 2025 Natural Gas

Browse Power Plants By Iowa Counties

Figures are based on April 2025 generation numbers.
CountyState RankActive PlantsApr 2025 Generation
Pottawattamie County, IA# 127.3 TWh
Marshall County, IA# 274.6 TWh
Adair County, IA# 3184.0 TWh
Louisa County, IA# 423.6 TWh
Cerro Gordo County, IA# 562.7 TWh
O'Brien County, IA# 632.6 TWh
Polk County, IA# 792.3 TWh
Poweshiek County, IA# 8102.0 TWh
Ida County, IA# 921.8 TWh
Woodbury County, IA# 1031.8 TWh
Wapello County, IA# 1121.8 TWh
Cass County, IA# 1261.7 TWh
Mitchell County, IA# 1351.7 TWh
Kossuth County, IA# 1491.6 TWh
Hancock County, IA# 1531.6 TWh
Palo Alto County, IA# 1651.6 TWh
Audubon County, IA# 1731.6 TWh
Franklin County, IA# 1861.4 TWh
Hamilton County, IA# 1941.4 TWh
Boone County, IA# 2041.4 TWh
Pocahontas County, IA# 2141.4 TWh
Linn County, IA# 22231.3 TWh
Lee County, IA# 2341.2 TWh
Clay County, IA# 2431.1 TWh
Winnebago County, IA# 2571.1 TWh
Webster County, IA# 2651.0 TWh
Story County, IA# 27181.0 TWh
Carroll County, IA# 285995.0 GWh
Union County, IA# 294982.6 GWh
Cherokee County, IA# 301867.2 GWh
Iowa County, IA# 313864.0 GWh
Guthrie County, IA# 323859.6 GWh
Sac County, IA# 332855.4 GWh
Grundy County, IA# 344812.3 GWh
Plymouth County, IA# 351809.3 GWh
Clinton County, IA# 363793.3 GWh
Buena Vista County, IA# 375748.4 GWh
Muscatine County, IA# 386701.2 GWh
Chickasaw County, IA# 392687.3 GWh
CountyState RankActive PlantsApr 2025 Generation
Osceola County, IA# 408661.0 GWh
Worth County, IA# 417634.2 GWh
Mahaska County, IA# 421605.0 GWh
Adams County, IA# 434601.8 GWh
Howard County, IA# 443586.9 GWh
Delaware County, IA# 455429.4 GWh
Hardin County, IA# 463362.5 GWh
Dickinson County, IA# 475361.0 GWh
Taylor County, IA# 484336.4 GWh
Madison County, IA# 492330.0 GWh
Crawford County, IA# 503287.5 GWh
Floyd County, IA# 513274.6 GWh
Greene County, IA# 525212.2 GWh
Bremer County, IA# 535180.2 GWh
Marion County, IA# 545150.0 GWh
Monroe County, IA# 551110.5 GWh
Black Hawk County, IA# 56948.6 GWh
Appanoose County, IA# 57226.6 GWh
Johnson County, IA# 58510.2 GWh
Dubuque County, IA# 5966.7 GWh
Cedar County, IA# 6046.0 GWh
Scott County, IA# 6135.7 GWh
Winneshiek County, IA# 6235.6 GWh
Tama County, IA# 6355.6 GWh
Jackson County, IA# 6454.8 GWh
Henry County, IA# 6534.3 GWh
Emmet County, IA# 6622.3 GWh
Clayton County, IA# 6742.2 GWh
Davis County, IA# 6822.1 GWh
Lucas County, IA# 6911.5 GWh
Des Moines County, IA# 702849.0 MWh
Dallas County, IA# 711739.0 MWh
Warren County, IA# 721446.0 MWh
Decatur County, IA# 73186.0 MWh
Allamakee County, IA# 74272.5 MWh
Page County, IA# 75244.0 MWh
Lyon County, IA# 76113.0 MWh
Montgomery County, IA# 7717.0 MWh
Shelby County, IA# 7812.0 MWh