Directory of Power Plants in Iowa
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Harlan | Harlan Municipal Utilities - (IA) | Harlan, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 MWh | Jun 2001 | Dec 2025 | Distillate Fuel Oil |
| Lake Park | City of Lake Park - (IA) | Lake Park, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.0 MWh | Mar 2005 | Dec 2025 | Distillate Fuel Oil |
| Lake Mills | City of Lake Mills - (IA) | Lake Mills, IA | Midcontinent Independent System Operator, Inc. (MISO) | 99.0 MWh | Dec 1955 | Dec 2025 | Distillate Fuel Oil |
| Lamoni Municipal Utilities | City of Lamoni - (IA) | Lamoni, IA | Midcontinent Independent System Operator, Inc. (MISO) | 45.0 MWh | Feb 1940 | Dec 2025 | Distillate Fuel Oil |
| La Porte | La Porte City Utilities | La Porte City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 162.0 MWh | Nov 2000 | Dec 2025 | Distillate Fuel Oil |
| Laurens | City of Laurens - (IA) | Laurens, IA | Southwest Power Pool (SWPP) | 161.0 MWh | Jun 1951 | Dec 2025 | Distillate Fuel Oil |
| Lenox | City of Lenox - (IA) | Lenox, IA | Midcontinent Independent System Operator, Inc. (MISO) | 55.0 MWh | Aug 1948 | Dec 2025 | Distillate Fuel Oil |
| McGregor | City of McGregor- (IA) | McGregor, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 MWh | Nov 1941 | Dec 2025 | Distillate Fuel Oil |
| Milford | City of Milford - (IA) | Milford, IA | Southwest Power Pool (SWPP) | 127.0 MWh | Dec 1948 | Dec 2025 | Distillate Fuel Oil |
| Montezuma | City of Montezuma - (IA) | Montezuma, IA | Midcontinent Independent System Operator, Inc. (MISO) | 115.0 MWh | Jul 1940 | Dec 2025 | Distillate Fuel Oil : 67.9% Natural Gas : 32.1% |
| Mt Pleasant | City of Mt Pleasant - (IA) | Mt Pleasant, IA | Associated Electric Cooperative, Inc. (AECI) | 802.0 MWh | Jan 2002 | Dec 2025 | Distillate Fuel Oil |
| New Hampton | City of New Hampton - (IA) | New Hampton, IA | Southwest Power Pool (SWPP) | 920.0 MWh | Mar 1967 | Dec 2025 | Distillate Fuel Oil : 61.4% Natural Gas : 38.6% |
| Ogden | City of Ogden - (IA) | Ogden, IA | Midcontinent Independent System Operator, Inc. (MISO) | 73.0 MWh | Jun 1951 | Dec 2025 | Distillate Fuel Oil |
| Osage (IA) | City of Osage - (IA) | Osage, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Aug 1963 | Dec 2025 | Wind : 81.8% Solar : 18.2% |
| Ottumwa City of | City of Ottumwa - (IA) | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Jul 1931 | Dec 2025 | Water |
| Preston (IA) | City of Preston - (IA) | Preston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 MWh | Nov 1968 | Dec 2025 | Natural Gas : 85.1% Distillate Fuel Oil : 14.9% |
| Rockford | City of Rockford- (IA) | Rockford, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Jul 1951 | Dec 2025 | Distillate Fuel Oil |
| Rock Rapids | Rock Rapids Municipal Utility - (IA) | Rock Rapids, IA | Southwest Power Pool (SWPP) | 20.0 MWh | Mar 1968 | Dec 2025 | Distillate Fuel Oil |
| Sibley One | City of Sibley - (IA) | Sibley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 174.0 MWh | Aug 1971 | Dec 2025 | Distillate Fuel Oil : 65.0% Natural Gas : 35.0% |
| Spencer Gas Turbine | City of Spencer - (IA) | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 86.0 MWh | Dec 1969 | Dec 2025 | Kerosene |
| State Center | City of State Center - (IA) | State Center, IA | Midcontinent Independent System Operator, Inc. (MISO) | 153.0 MWh | Jul 1972 | Dec 2025 | Distillate Fuel Oil : 72.4% Natural Gas : 27.6% |
| Story City | City of Story City - (IA) | Story City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 315.0 MWh | Dec 1963 | Dec 2025 | Distillate Fuel Oil : 87.0% Natural Gas : 13.0% |
| Sumner | City of Sumner - (IA) | Sumner, IA | Midcontinent Independent System Operator, Inc. (MISO) | 55.0 MWh | Jul 1956 | Dec 2025 | Distillate Fuel Oil |
| Traer Main | City of Traer - (IA) | Traer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 65.0 MWh | Dec 1962 | Dec 2025 | Distillate Fuel Oil : 98.5% Natural Gas : 1.5% |
| Villisca Municipal Power Plant | City of Villisca - (IA) | Villisca, IA | Midcontinent Independent System Operator, Inc. (MISO) | 22.0 MWh | May 2003 | Dec 2025 | Distillate Fuel Oil |
| Webster City | City of Webster City - (IA) | Webster City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 383.2 MWh | Mar 1972 | Dec 2025 | Distillate Fuel Oil |
| West Bend | City of West Bend - (IA) | West Bent, IA | Midcontinent Independent System Operator, Inc. (MISO) | 68.0 MWh | Nov 1954 | Dec 2025 | Distillate Fuel Oil |
| West Liberty | City of West Liberty - (IA) | West Liberty, IA | Midcontinent Independent System Operator, Inc. (MISO) | 234.0 MWh | Sep 1974 | Dec 2025 | Distillate Fuel Oil |
| Wilton | City of Wilton - (IA) | Wilton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 MWh | Dec 1991 | Dec 2025 | Distillate Fuel Oil |
| Winterset | City of Winterset - (IA) | Winterset, IA | Midcontinent Independent System Operator, Inc. (MISO) | 33.0 MWh | Jun 1956 | Dec 2025 | Distillate Fuel Oil : 57.8% Natural Gas : 42.2% |
| Summit Lake | Central Iowa Power Cooperative | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 109.3 GWh | Feb 1951 | Dec 2025 | Natural Gas : 99.8% |
| Earl F Wisdom | Corn Belt Power Coop | Spencer, IA | Southwest Power Pool (SWPP) | 4.1 GWh | Mar 1960 | Dec 2025 | Natural Gas : 98.9% |
| Electrifarm | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 GWh | Apr 1975 | Dec 2025 | Natural Gas |
| Durant | City of Durant - (IA) | Durant, IA | Midcontinent Independent System Operator, Inc. (MISO) | 29.4 MWh | Jun 1970 | Dec 2025 | Distillate Fuel Oil |
| Waverly Municipal Electric North Plant | Waverly Municipal Elec Utility - (IA) | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 212.0 MWh | Jul 1958 | Dec 2025 | Distillate Fuel Oil : 67.7% Natural Gas : 32.3% |
| Sibley No Two | City of Sibley - (IA) | Sibley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 37.0 MWh | Nov 1987 | Dec 2025 | Natural Gas : 90.9% Distillate Fuel Oil : 9.1% |
| Pleasant Hill | MidAmerican Energy Co | Pleasant Hill, IA | Midcontinent Independent System Operator, Inc. (MISO) | 48.7 GWh | May 1990 | Dec 2025 | Natural Gas |
| Lime Creek | Interstate Power and Light Co | Mason City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Apr 1991 | Dec 2025 | Distillate Fuel Oil |
| Panora | City of Panora - (IA) | Panora, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 MWh | Dec 1987 | Dec 2025 | Distillate Fuel Oil |
| South Plant (IA) | Waverly Municipal Elec Utility - (IA) | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 71.0 MWh | Apr 2000 | Dec 2025 | Distillate Fuel Oil |
| Coon Rapids II | City of Coon Rapids -(IA) | Coon Rapids, IA | Southwest Power Pool (SWPP) | 57.0 MWh | Sep 2001 | Dec 2025 | Distillate Fuel Oil |
| Knoxville Industrial | MidAmerican Energy Co | Knoxville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 225.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| Shenandoah | MidAmerican Energy Co | Shenandoah, IA | Midcontinent Independent System Operator, Inc. (MISO) | 323.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| Waterloo Lundquist | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 255.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| West Receiving | City of Denison - (IA) | Denison, IA | Southwest Power Pool (SWPP) | 8.0 MWh | Mar 1998 | Dec 2025 | Distillate Fuel Oil |
| North Generation Plant | City of Greenfield - (IA) | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 MWh | Dec 2001 | Dec 2025 | Distillate Fuel Oil |
| Gilliam South | City of Stuart - (IA) | Stuart, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | Jan 2001 | Dec 2025 | Distillate Fuel Oil |
| Earlville | City of Earlville - (IA) | Earlville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.0 MWh | Jun 2001 | Dec 2025 | Distillate Fuel Oil |
| Traer South | City of Traer - (IA) | Traer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 12.0 MWh | Mar 2001 | Dec 2025 | Distillate Fuel Oil |
| Brooklyn City North Plant | City of Brooklyn - (IA) | Brooklyn, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.0 MWh | Apr 2002 | Dec 2025 | Distillate Fuel Oil |
| Iowa Distributed Wind Generation Project | City of Algona - (IA) | Algona, IA | Southwest Power Pool (SWPP) | 3.7 GWh | May 2000 | Dec 2025 | Wind |
| Pella Peaking | City of Pella - (IA) | Pella, IA | Midcontinent Independent System Operator, Inc. (MISO) | 752.0 MWh | May 2003 | Dec 2025 | Distillate Fuel Oil |
| Greater Des Moines | MidAmerican Energy Co | Pleasant Hill, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 TWh | Apr 2003 | Dec 2025 | Natural Gas |
| Sycamore (IA) | MidAmerican Energy Co | Johnston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 30.5 GWh | Jul 1974 | Dec 2025 | Natural Gas |
| Tipton | City of Tipton - (IA) | Tipton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 266.0 MWh | Oct 1955 | Dec 2025 | Distillate Fuel Oil |
| Hopkinton | City of Hopkinton - (IA) | Hopkinton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 54.0 MWh | Aug 1973 | Dec 2025 | Distillate Fuel Oil |
| Cargill Corn Milling Division | Cargill Inc North America Sweetners | Eddyville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 112.1 GWh | Nov 1952 | Dec 2025 | Natural Gas |
| Des Moines Wastewater Reclamation Fac | Des Moines Metro WRF | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 74.5 MWh | Jun 1991 | Dec 2025 | Natural Gas |
| Alliant SBD 9205 A Y McDonald | Industrial Energy Applications Inc | Dubuque, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 MWh | Feb 1990 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 8602 Marion Sub | Industrial Energy Applications Inc | Marion, IA | Midcontinent Independent System Operator, Inc. (MISO) | 30.4 MWh | Jul 1986 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 9106 Rockwell CR | Industrial Energy Applications Inc | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 185.2 MWh | May 1992 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 9206 Donaldson | Industrial Energy Applications Inc | Cresco, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.9 MWh | Oct 1995 | Dec 2025 | Distillate Fuel Oil |
| Alliant SBD 9301 Prairie Farms | Industrial Energy Applications Inc | Dubuque, IA | Midcontinent Independent System Operator, Inc. (MISO) | 68.6 MWh | Jun 1993 | Dec 2025 | Distillate Fuel Oil |
| Storm Lake 1 | ALLETE Clean Energy | Alta, IA | Midcontinent Independent System Operator, Inc. (MISO) | 86.9 GWh | Apr 1999 | Dec 2025 | Wind |
| Alliant SBD 9403 Aegon DC | Industrial Energy Applications Inc | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 14.7 MWh | Dec 1994 | Dec 2025 | Distillate Fuel Oil |
| Davenport Water Pollution Control Plant | Davenport, City of - (IA) | Davenport, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.4 GWh | Apr 1995 | Dec 2025 | Other Biomass Gas : 63.5% Natural Gas : 36.5% |
| Storm Lake II | ALLETE Clean Energy | Alta, IA | Midcontinent Independent System Operator, Inc. (MISO) | 114.6 GWh | Mar 1999 | Dec 2025 | Wind |
| Old Gold Energy Center, LLC | Old Gold Energy Center, LLC | Joice, IA | Midcontinent Independent System Operator, Inc. (MISO) | 57.1 GWh | Sep 2001 | Dec 2025 | Wind |
| Hawkeye Power Partners LLC | Hawkeye Power Partners LLC | Garner, IA | Midcontinent Independent System Operator, Inc. (MISO) | 167.8 GWh | Mar 1999 | Dec 2025 | Wind |
| Alliant SBD0201 Ingredion | Industrial Energy Applications Inc | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 38.2 MWh | May 2003 | Dec 2025 | Distillate Fuel Oil |
| Exira | Western Minnesota Mun Pwr Agny | Brayton, IA | Southwest Power Pool (SWPP) | 243.5 GWh | Mar 2004 | Dec 2025 | Natural Gas : 99.0% Distillate Fuel Oil : 1.0% |
| Traer East | City of Traer - (IA) | Tracer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Feb 2004 | Dec 2025 | Distillate Fuel Oil |
| Anderson Erickson | Anderson Erickson Dairy | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| Flying Cloud Power Partners LLC | Avangrid Power LLC | Lake Park, IA | Midcontinent Independent System Operator, Inc. (MISO) | 98.1 GWh | Nov 2003 | Dec 2025 | Wind |
| Dike City Power Plant | City of Dike - (IA) | Dike, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | May 2005 | Dec 2025 | Distillate Fuel Oil |
| Intrepid | MidAmerican Energy Co | Schaller, IA | Midcontinent Independent System Operator, Inc. (MISO) | 546.4 GWh | Nov 2004 | Dec 2025 | Wind |
| Century | MidAmerican Energy Co | Blairsburg, IA | Midcontinent Independent System Operator, Inc. (MISO) | 608.9 GWh | Aug 2005 | Dec 2025 | Wind |
| Whispering Willow Wind Farm - East | Interstate Power and Light Co | Iowa Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 404.6 GWh | Nov 2009 | Dec 2025 | Wind |
| Victory Wind Farm | MidAmerican Energy Co | Westside, IA | Midcontinent Independent System Operator, Inc. (MISO) | 384.1 GWh | Nov 2006 | Dec 2025 | Wind |
| Northern Iowa Windpower II | Avangrid Power LLC | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 134.3 GWh | Dec 2007 | Dec 2025 | Wind |
| Top of Iowa Windfarm III | Madison Gas & Electric Co | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 39.9 GWh | Jan 2008 | Dec 2025 | Wind |
| West Diesel Generation Unit | City of Pocahontas - (IA) | Pocahontas, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | May 2006 | Dec 2025 | Distillate Fuel Oil |
| Lake Mills Gas Recovery | WM Renewable Energy LLC | Lake Mills, IA | Midcontinent Independent System Operator, Inc. (MISO) | 31.7 GWh | Feb 2006 | Dec 2025 | Landfill Gas |
| Charles City Wind Farm | MidAmerican Energy Co | Charles City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 267.7 GWh | Mar 2008 | Dec 2025 | Wind |
| Winnebago Wind Power Project | Avangrid Power LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.3 GWh | Aug 2008 | Dec 2025 | Wind |
| Barton Windpower LLC | Avangrid Power LLC | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 365.4 GWh | May 2009 | Dec 2025 | Wind |
| Carroll Wind Farm | MidAmerican Energy Co | Carroll, IA | Midcontinent Independent System Operator, Inc. (MISO) | 556.6 GWh | Nov 2008 | Dec 2025 | Wind |
| Adair Wind Farm | MidAmerican Energy Co | Adair, IA | Midcontinent Independent System Operator, Inc. (MISO) | 551.2 GWh | Nov 2008 | Dec 2025 | Wind |
| Walnut Wind Farm | MidAmerican Energy Co | Walnut, IA | Midcontinent Independent System Operator, Inc. (MISO) | 558.3 GWh | Nov 2008 | Dec 2025 | Wind |
| Crane Creek Wind Energy Center | Wisconsin Public Service Corp | Riceville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 284.0 GWh | Nov 2009 | Dec 2025 | Wind |
| Lost Lakes Wind Farm LLC | Lost Lakes Wind Farm LLC | Lake Park, IA | Midcontinent Independent System Operator, Inc. (MISO) | 270.1 GWh | Nov 2009 | Dec 2025 | Wind |
| Waverly Community Wind Project | Waverly Municipal Elec Utility - (IA) | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 GWh | Nov 2001 | Dec 2025 | Wind |
| Lakota Wind Wind Farm | Iowa Lakes Electric Coop | Lakota, IA | Southwest Power Pool (SWPP) | 33.5 GWh | Feb 2009 | Dec 2025 | Wind |
| Iowa Lakes Superior Wind Farm | Iowa Lakes Electric Coop | Superior, IA | Southwest Power Pool (SWPP) | 34.7 GWh | Mar 2009 | Dec 2025 | Wind |
| Elk Wind Farm | Greenbacker Renewable Energy Corporation | Greeley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 172.9 GWh | Nov 2011 | Dec 2025 | Wind |
| Laurel Wind Farm | MidAmerican Energy Co | Laurel, IA | Midcontinent Independent System Operator, Inc. (MISO) | 470.0 GWh | Nov 2011 | Dec 2025 | Wind |
| New Harvest Wind Project LLC | Avangrid Power LLC | Schleswig, IA | Midcontinent Independent System Operator, Inc. (MISO) | 263.0 GWh | Nov 2011 | Dec 2025 | Wind |
| Wolverine | Wolverine Wind Energy, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Sep 2010 | Dec 2025 | Wind |
| Bulldog | Bulldog Wind Energy, LLC | Orient, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 GWh | Sep 2010 | Dec 2025 | Wind |
| Rippey Wind Farm | Greenbacker Renewable Energy Corporation | Grand Junction, IA | Midcontinent Independent System Operator, Inc. (MISO) | 166.6 GWh | Jul 2012 | Dec 2025 | Wind |