Directory of Power Plants in Iowa
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Summit Lake | Central Iowa Power Cooperative | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 70.0 GWh | Feb 1951 | Dec 2024 | Natural Gas : 99.9% |
| Prairie Creek | Interstate Power and Light Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 65.3 GWh | Sep 1958 | Mar 2025 | Subbituminous Coal : 66.8% Natural Gas : 33.2% |
| Pleasant Creek Unit 2 | Interstate Power and Light Co | Palo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.2 GWh | Nov 2024 | Mar 2025 | Solar |
| Winnebago Wind Power Project | Avangrid Power LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 59.3 GWh | Aug 2008 | Dec 2024 | Wind |
| Crosswind Energy Project | Junction Hilltop Management LLC | Ruthven, IA | Southwest Power Pool (SWPP) | 55.3 GWh | May 2007 | Dec 2024 | Wind |
| Carroll Area Wind Farm | SRIV Partnership LLC | Templeton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 53.8 GWh | Dec 2014 | Dec 2024 | Wind |
| Arbor Hill Solar | MidAmerican Energy Co | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 44.5 GWh | Dec 2021 | Mar 2025 | Solar |
| Top of Iowa Windfarm III | Madison Gas & Electric Co | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 43.8 GWh | Jan 2008 | Dec 2024 | Wind |
| Otter Creek Ethanol Poet - Ashton | Otter Creek Ethanol LLC - Poet Ashton | Ashton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 42.4 GWh | Feb 2004 | Mar 2025 | Natural Gas |
| Iowa Lakes Superior Wind Farm | Iowa Lakes Electric Coop | Superior, IA | Southwest Power Pool (SWPP) | 36.0 GWh | Mar 2009 | Dec 2024 | Wind |
| Lakota Wind Wind Farm | Iowa Lakes Electric Coop | Lakota, IA | Southwest Power Pool (SWPP) | 34.7 GWh | Feb 2009 | Dec 2024 | Wind |
| Creston Solar (50 MW) | Interstate Power and Light Co | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 33.6 GWh | Sep 2024 | Mar 2025 | Solar |
| Hardin Hilltop Wind LLC | Junction Hilltop Management LLC | Jefferson, IA | Midcontinent Independent System Operator, Inc. (MISO) | 32.4 GWh | Apr 2007 | Dec 2024 | Wind |
| CED Manchester Wind | Consolidated Edison Development Inc. | Manchester, IA | Midcontinent Independent System Operator, Inc. (MISO) | 31.0 GWh | Mar 2022 | Dec 2024 | Wind |
| CED Centerville Wind | Consolidated Edison Development Inc. | Centerville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 26.6 GWh | Nov 2021 | Dec 2024 | Wind |
| Junction Hilltop Wind Farm | Junction Hilltop Management LLC | Dana, IA | Midcontinent Independent System Operator, Inc. (MISO) | 25.4 GWh | Feb 2012 | Dec 2024 | Wind |
| Lake Mills Gas Recovery | WM Renewable Energy LLC | Lake Mills, IA | Midcontinent Independent System Operator, Inc. (MISO) | 24.8 GWh | Feb 2006 | Dec 2024 | Landfill Gas |
| CED Mason City Wind | Consolidated Edison Development Inc. | Mason City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 23.9 GWh | Apr 2020 | Dec 2024 | Wind |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 22.0 GWh | Oct 1982 | Mar 2025 | Natural Gas : 68.6% Petroleum Coke : 22.8% Bituminous Coal : 8.4% |
| Pleasant Hill | MidAmerican Energy Co | Pleasant Hill, IA | Midcontinent Independent System Operator, Inc. (MISO) | 21.9 GWh | May 1990 | Dec 2024 | Natural Gas : 99.9% |
| POET Biorefining - Jewell | POET Biorefining - Jewell | Jewell, IA | Midcontinent Independent System Operator, Inc. (MISO) | 21.7 GWh | Feb 2019 | Dec 2024 | Natural Gas |
| POET Biorefining - Gowrie | POET Biorefining - Gowrie | Gowrie, IA | Midcontinent Independent System Operator, Inc. (MISO) | 20.9 GWh | Oct 2018 | Dec 2024 | Natural Gas |
| Poet Bioprocessing Emmetsburg | Poet Bioprocessing Emmetsburg | Emmetsburg, IA | Midcontinent Independent System Operator, Inc. (MISO) | 18.0 GWh | Nov 2023 | Dec 2024 | Natural Gas : 83.1% Other Biomass Solids : 16.9% |
| POET Biorefining-Hanlontown, LLC | POET Biorefining-Hanlontown, LLC | Hanlontown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.1 GWh | Dec 2018 | Dec 2023 | Natural Gas |
| POET Biorefining LLC - Corning | POET Biorefining LLC - Corning | Corning, IA | Midcontinent Independent System Operator, Inc. (MISO) | 14.0 GWh | Sep 2018 | Dec 2024 | Natural Gas |
| Franklin County Solar | MidAmerican Energy Co | Hampton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.7 GWh | Dec 2021 | Dec 2024 | Solar |
| Optimum Wind 7 LLC | Optimum Wind 7 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 GWh | Feb 2017 | Dec 2024 | Wind |
| Electrifarm | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 GWh | Apr 1975 | Dec 2024 | Natural Gas |
| NCAH Central Utility Plant | National Centers for Animal Health | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.7 GWh | May 1996 | Mar 2025 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| Optimum Wind 4 LLC | Optimum Wind 4 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.5 GWh | Feb 2017 | Dec 2024 | Wind |
| Michelangelo Wind 4 LLC | Michelangelo Wind 4 LLC | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.4 GWh | Nov 2016 | Dec 2024 | Wind |
| Optimum Wind 3 LLC | Optimum Wind 3 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.4 GWh | Feb 2017 | Dec 2024 | Wind |
| Venus Wind 3 LLC | Venus Wind 3 LLC | Grinnell, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.3 GWh | Feb 2017 | Dec 2024 | Wind |
| Leonardo Wind 1 LLC | Leonardo Wind 1 LLC | Alden, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.0 GWh | Nov 2016 | Dec 2024 | Wind |
| Sycamore (IA) | MidAmerican Energy Co | Johnston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.5 GWh | Jul 1974 | Dec 2024 | Natural Gas |
| Optimum Wind 5 LLC | Optimum Wind 5 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Feb 2017 | Dec 2024 | Wind |
| Optimum Wind 6 LLC | Optimum Wind 6 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.7 GWh | Feb 2017 | Dec 2024 | Wind |
| Michelangelo Wind 3 LLC | Michelangelo Wind 3 LLC | Huxley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.6 GWh | Jan 2017 | Dec 2024 | Wind |
| Michelangelo Wind 1 LLC | Michelangelo Wind 1 LLC | Huxley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.9 GWh | Feb 2017 | Dec 2024 | Wind |
| Streeter Station | Cedar Falls Utilities | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.8 GWh | Aug 1963 | Dec 2024 | Natural Gas : 94.0% Bituminous Coal : 6.0% |
| Cedar Rapids Community Solar | Interstate Power and Light Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.7 GWh | Jan 2024 | Dec 2024 | Solar |
| Neal Energy Center Solar | MidAmerican Energy Co | Salix, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.4 GWh | Jan 2022 | Dec 2024 | Solar |
| Roseman | Roseman Energy, LLC | Anita, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.2 GWh | Jan 2017 | Dec 2024 | Wind |
| Earl F Wisdom | Corn Belt Power Coop | Spencer, IA | Southwest Power Pool (SWPP) | 7.1 GWh | Mar 1960 | Dec 2024 | Natural Gas : 95.6% Distillate Fuel Oil : 4.4% |
| Birch | Birch Power LLC | Clearfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.9 GWh | Jan 2017 | Dec 2024 | Wind |
| Green Energy Machine | Green Energy Machine, LLC | Anita, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.7 GWh | May 2016 | Dec 2024 | Wind |
| Waverly Community Wind Project | Waverly Municipal Elec Utility | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.5 GWh | Nov 2001 | Dec 2024 | Wind |
| West Dubuque Solar | Interstate Power and Light Co | Dubuque, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.5 GWh | Aug 2017 | Dec 2024 | Solar |
| August Wind Farm | August Wind Energy, LLC | Clearfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.5 GWh | Jan 2017 | Dec 2024 | Wind |
| Archer Daniels Midland Des Moines | Archer Daniels Midland Co | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.1 GWh | Apr 1988 | Dec 2023 | Subbituminous Coal |
| Anchor Wind, LLC | Acciona Energy USA Global, LLC | Mechanicsville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.9 GWh | Sep 2012 | May 2024 | Wind |
| Waterloo Solar (IA) | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.9 GWh | Feb 2022 | Dec 2024 | Solar |
| Traer Wind Project | City of Traer - (IA) | Traer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.8 GWh | Sep 2010 | Dec 2024 | Wind |
| Fontanelle | Forward Fontanelle Power, LLC | Fontanelle, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 GWh | Jul 2012 | Dec 2024 | Wind |
| Davenport Water Pollution Control Plant | Davenport City of | Davenport, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 GWh | Apr 1995 | Dec 2024 | Other Biomass Gas : 90.0% Natural Gas : 10.0% |
| Iowa Hydro LLC | Renewable World Energies LLC | Maquoketa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.6 GWh | Dec 1923 | Mar 2025 | Water |
| Osage (IA) | City of Osage - (IA) | Osage, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.6 GWh | Aug 1963 | Dec 2024 | Wind : 81.2% Solar : 18.8% |
| Johnson County Hills Solar | MidAmerican Energy Co | Iowa City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.6 GWh | Dec 2021 | Dec 2024 | Solar |
| Greenfield Wind | Greenfield Wind Power, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.3 GWh | Jul 2012 | Dec 2024 | Wind |
| Meadow Ridge | Meadow Ridge Wind Energy, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.3 GWh | Jun 2012 | Dec 2024 | Wind |
| Cumberland Rose | Cumberland Rose Wind Energy, LLC | Orient, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.2 GWh | Jul 2012 | Dec 2024 | Wind |
| Wind GEM | Wind GEM, LLC | Stuart, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Aug 2015 | Dec 2024 | Wind |
| Forest City Solar | Butter Solar, LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Aug 2019 | Dec 2024 | Solar |
| Sky Volt | Sky Volt, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Jul 2012 | Dec 2024 | Wind |
| Story City Wind Project | Hamilton Wind Energy LLC | Story City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Sep 2010 | Dec 2024 | Wind |
| Wolverine | Wolverine Wind Energy, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | Sep 2010 | Dec 2024 | Wind |
| Buffalo Center Wind LLC | Buffalo Center Wind LLC | Little Cedar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Oct 2011 | Dec 2024 | Wind |
| Iowa Distributed Wind Generation Project | City of Algona - (IA) | Algona, IA | Southwest Power Pool (SWPP) | 4.6 GWh | May 2000 | Dec 2024 | Wind |
| Ottumwa City of | Ottumwa City of | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Jul 1931 | Apr 2024 | Water |
| Wiota | Wiota Wind Energy, LLC #1 | Wiota, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Apr 2012 | Dec 2024 | Wind |
| NLMU Wind | New London Municipal Utilities | New London, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 GWh | Oct 2011 | Dec 2024 | Wind |
| Bulldog | Bulldog Wind Energy, LLC | Orient, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Sep 2010 | Dec 2024 | Wind |
| University of Iowa Main Power Plant | University of Iowa | Iowa City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Dec 1946 | Sep 2024 | Natural Gas : 51.7% Other Biomass Solids : 19.1% Wood/Wood Waste Solids : 18.4% Bituminous Coal : 10.8% |
| Windwalkers LLC | Consolidated Edison Development Inc. | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Aug 2011 | Oct 2024 | Wind |
| IA - City of Ames - Airport Road | Forefront Power, LLC | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 GWh | Nov 2020 | Dec 2023 | Solar |
| Maple City | Greenbacker Renewable Energy Corporation | Osage Township, IA | Associated Electric Cooperative, Inc. (AECI) | 3.1 GWh | Nov 2022 | Dec 2024 | Solar |
| DPC Madison | SoCore Energy LLC | Ridgeway, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 GWh | Jan 2019 | Dec 2024 | Solar |
| Eastern Iowa Solar | Central Iowa Power Cooperative | Wilton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Oct 2016 | Dec 2024 | Solar |
| Luther College Wind Project | Luther College Wind Energy Project LLC | Decorah, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.7 GWh | Sep 2011 | Dec 2024 | Wind |
| Cedar Falls Solar Farm | Altus Power America Management, LLC | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 GWh | Mar 2016 | Dec 2024 | Solar |
| Strawberry Point DPC Solar | SoCore Energy LLC | Strawberry Point, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Oct 2017 | Dec 2024 | Solar |
| Bloomfield Municipal Utilities Solar | AEP Onsite Partners, LLC | Bloomfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Mar 2019 | Dec 2023 | Solar |
| Iowa Lakes Community College Wind Farm | Iowa Lakes Community College | Estherville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Jan 2005 | Mar 2025 | Wind |
| ISU Customer Hosted 1MW Solar Project | Interstate Power and Light Co | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Apr 2024 | Dec 2024 | Solar |
| Grinnell College | Azimuth 180 Solar Electric, LLC | Grinnell, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Mar 2024 | Dec 2024 | Solar |
| Roeder Family Wind Farm LLC | Consolidated Edison Development Inc. | Manly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Aug 2011 | Dec 2024 | Wind |
| Hy-Vee Customer Hosted 2.25MW Solar | Interstate Power and Light Co | Chariton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Jun 2024 | Dec 2024 | Solar |
| River Hills | MidAmerican Energy Co | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 GWh | Apr 1966 | Dec 2024 | Natural Gas |
| Fareway Customer Hosted 1 MW Solar | Interstate Power and Light Co | Boone, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Apr 2024 | Dec 2024 | Solar |
| Amana Society Service Company | Amana Society Service Co | Middle Amana, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 GWh | Apr 2001 | Dec 2024 | Distillate Fuel Oil |
| Webster City | City of Webster City - (IA) | Webster City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 809.5 MWh | Mar 1972 | Dec 2024 | Distillate Fuel Oil |
| Coralville GT | MidAmerican Energy Co | Coralville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 800.0 MWh | May 1970 | Dec 2024 | Natural Gas |
| Perry Customer Hosted 1MW Solar Project | Interstate Power and Light Co | Perry, IA | Midcontinent Independent System Operator, Inc. (MISO) | 739.0 MWh | Jun 2024 | Dec 2024 | Solar |
| Burlington (IA) | Interstate Power and Light Co | Burlington, IA | Midcontinent Independent System Operator, Inc. (MISO) | 707.0 MWh | May 1968 | Mar 2025 | Natural Gas |
| Gas Turbine (IA) | Cedar Falls Utilities | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 690.0 MWh | Dec 1967 | Dec 2024 | Natural Gas |
| New Hampton | City of New Hampton - (IA) | New Hampton, IA | Southwest Power Pool (SWPP) | 676.0 MWh | Mar 1967 | Dec 2024 | Distillate Fuel Oil : 61.8% Natural Gas : 38.2% |
| Spencer Gas Turbine | City of Spencer - (IA) | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 651.0 MWh | Dec 1969 | Dec 2024 | Kerosene |
| Algona | City of Algona - (IA) | Algona, IA | Southwest Power Pool (SWPP) | 507.0 MWh | Nov 1965 | Dec 2024 | Distillate Fuel Oil : 99.5% Natural Gas : 0.5% |
| Indianola | Indianola Municipal Utilities | Indianola, IA | Midcontinent Independent System Operator, Inc. (MISO) | 446.0 MWh | Dec 1965 | Dec 2024 | Distillate Fuel Oil |
| Merl Parr | MidAmerican Energy Co | Charles City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 432.0 MWh | Apr 1969 | Dec 2024 | Natural Gas |