Directory of Power Plants in Iowa
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Grundy Center City Light Plant | Grundy Center Mun Light & Power | Grundy Center, IA | Midcontinent Independent System Operator, Inc. (MISO) | 109.0 MWh | Oct 1963 | Dec 2025 | Distillate Fuel Oil |
| 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 |
| Lenox | City of Lenox - (IA) | Lenox, IA | Midcontinent Independent System Operator, Inc. (MISO) | 55.0 MWh | Aug 1948 | Dec 2025 | Distillate Fuel Oil |
| Traer East | City of Traer - (IA) | Tracer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Feb 2004 | 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 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 9203 Profol | American Profol Incorporated | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 56.0 MWh | Aug 1996 | Nov 2025 | Distillate Fuel Oil |
| Winnebago Wind Power Project | Avangrid Power LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.3 GWh | Aug 2008 | Dec 2025 | Wind |
| 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 |
| Waterloo Lundquist | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 255.0 MWh | Mar 2000 | Dec 2025 | Distillate Fuel Oil |
| 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 |
| Hancock County Wind Energy Center | FPL Energy Hancock County Wind, LLC | Garner, IA | Midcontinent Independent System Operator, Inc. (MISO) | 249.8 GWh | Nov 2002 | May 2026 | Wind |
| 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 SBG 9802 Toyota | Industrial Energy Applications Inc | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.3 MWh | Nov 1998 | Oct 2025 | Natural Gas |
| 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 |
| Pomeroy Wind Farm | MidAmerican Energy Co | Fonda, IA | Midcontinent Independent System Operator, Inc. (MISO) | 970.7 GWh | Nov 2007 | May 2026 | 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 |
| Barton Windpower LLC | Avangrid Power LLC | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 365.4 GWh | May 2009 | 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 |
| 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 |
| Walnut Wind Farm | MidAmerican Energy Co | Walnut, IA | Midcontinent Independent System Operator, Inc. (MISO) | 558.3 GWh | Nov 2008 | Dec 2025 | Wind |
| Gilliam South | City of Stuart - (IA) | Stuart, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | Jan 2001 | Dec 2025 | Distillate Fuel Oil |
| Adair Wind Farm | MidAmerican Energy Co | Adair, IA | Midcontinent Independent System Operator, Inc. (MISO) | 551.2 GWh | Nov 2008 | Dec 2025 | Wind |
| 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 |
| South Strawberry | City of Strawberry Point -(IA) | Strawberry Point, IA | Midcontinent Independent System Operator, Inc. (MISO) | 13.0 MWh | Dec 2001 | Dec 2024 | Distillate Fuel Oil |
| Carroll Wind Farm | MidAmerican Energy Co | Carroll, IA | Midcontinent Independent System Operator, Inc. (MISO) | 556.6 GWh | Nov 2008 | 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 |
| Emery Station | Interstate Power and Light Co | Clear Lake, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 TWh | Apr 2004 | May 2026 | Natural Gas |
| Pioneer Prairie Wind Farm | Pioneer Prairie Wind Farm I, LLC | McIntire, IA | Midcontinent Independent System Operator, Inc. (MISO) | 845.3 GWh | Sep 2008 | May 2026 | Wind |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 24.1 GWh | Oct 1982 | May 2026 | Natural Gas : 71.2% Petroleum Coke : 20.2% Bituminous Coal : 8.4% |
| Alliant SBD 9107 JBS USA | Industrial Energy Applications Inc | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.7 MWh | Jul 1992 | May 2026 | Distillate Fuel Oil |
| Alliant SBD 9201 Norplex | Industrial Energy Applications Inc | Postville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 45.1 MWh | Nov 1988 | May 2026 | Distillate Fuel Oil |
| 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 |
| Metro Methane Recovery Facility | WM Renewable Energy LLC | Mitchellville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 85.0 GWh | Dec 1997 | May 2026 | Landfill Gas |
| John Deere Dubuque Works | John Deere Dubuque Works | Dubuque, IA | Midcontinent Independent System Operator, Inc. (MISO) | 45.0 MWh | May 1994 | May 2026 | Distillate Fuel Oil |
| Iowa State University | Iowa State University | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 71.0 GWh | Sep 1960 | May 2026 | Natural Gas : 97.7% Distillate Fuel Oil : 2.3% |
| 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 |
| Tipton | City of Tipton - (IA) | Tipton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 266.0 MWh | Oct 1955 | Dec 2025 | Distillate Fuel Oil |
| Archer Daniels Midland Cedar Rapids | Archer Daniels Midland Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 TWh | Oct 1988 | May 2026 | Subbituminous Coal : 60.7% Natural Gas : 23.3% Bituminous Coal : 16.0% |
| Archer Daniels Midland Des Moines | Archer Daniels Midland Co | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Apr 1988 | Dec 2024 | Natural Gas |
| Archer Daniels Midland Clinton | Archer Daniels Midland Co | Clinton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 679.3 GWh | Jan 2009 | May 2026 | Subbituminous Coal : 87.9% Other Biomass Solids : 7.0% Bituminous Coal : 5.1% |
| 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 |
| Hopkinton | City of Hopkinton - (IA) | Hopkinton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 54.0 MWh | Aug 1973 | Dec 2025 | Distillate Fuel Oil |
| Lakota Wind Wind Farm | Iowa Lakes Electric Coop | Lakota, IA | Southwest Power Pool (SWPP) | 33.5 GWh | Feb 2009 | Dec 2025 | Wind |
| Algona | City of Algona - (IA) | Algona, IA | Southwest Power Pool (SWPP) | 449.0 MWh | Nov 1965 | Dec 2025 | Distillate Fuel Oil : 95.0% Natural Gas : 5.0% |
| Milford | City of Milford - (IA) | Milford, IA | Southwest Power Pool (SWPP) | 127.0 MWh | Dec 1948 | Dec 2025 | Distillate Fuel Oil |
| Alta Municipal Utilities | City of Alta - (IA) | Alta, IA | Southwest Power Pool (SWPP) | 54.0 MWh | Jul 1947 | Dec 2025 | Distillate Fuel Oil |
| Iowa Lakes Superior Wind Farm | Iowa Lakes Electric Coop | Superior, IA | Southwest Power Pool (SWPP) | 34.7 GWh | Mar 2009 | Dec 2025 | Wind |
| Osceola Windpower LLC | Osceola Windpower LLC | Harris, IA | Southwest Power Pool (SWPP) | 383.8 GWh | Jun 2008 | May 2026 | Wind |
| Estherville | City of Estherville - (IA) | Estherville, IA | Southwest Power Pool (SWPP) | 199.0 MWh | Nov 1946 | Dec 2024 | 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% |
| Laurens | City of Laurens - (IA) | Laurens, IA | Southwest Power Pool (SWPP) | 161.0 MWh | Jun 1951 | 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% |
| Rock Rapids | Rock Rapids Municipal Utility - (IA) | Rock Rapids, IA | Southwest Power Pool (SWPP) | 20.0 MWh | Mar 1968 | Dec 2025 | Distillate Fuel Oil |
| Earl F Wisdom | Corn Belt Power Coop | Spencer, IA | Southwest Power Pool (SWPP) | 4.1 GWh | Mar 1960 | Dec 2025 | Natural Gas : 98.9% |
| Iowa Distributed Wind Generation Project | City of Algona - (IA) | Algona, IA | Southwest Power Pool (SWPP) | 3.7 GWh | May 2000 | Dec 2025 | Wind |
| Crosswind Energy Project | Junction Hilltop Management LLC | Ruthven, IA | Southwest Power Pool (SWPP) | 55.3 GWh | May 2007 | Dec 2024 | Wind |
| 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 |
| West Receiving | City of Denison - (IA) | Denison, IA | Southwest Power Pool (SWPP) | 8.0 MWh | Mar 1998 | Dec 2025 | Distillate Fuel Oil |