Directory of Power Plants in Iowa
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Eastern Iowa Solar | Central Iowa Power Cooperative | Wilton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 GWh | Oct 2016 | Dec 2023 | Solar |
| 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 |
| 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% |
| Osage (IA) | City of Osage - (IA) | Osage, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Aug 1963 | Dec 2023 | Wind : 73.8% Solar : 26.2% |
| Wolverine | Wolverine Wind Energy, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Sep 2010 | Dec 2023 | Wind |
| Sky Volt | Sky Volt, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Jul 2012 | Dec 2023 | Wind |
| Bulldog | Bulldog Wind Energy, LLC | Orient, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Sep 2010 | Dec 2023 | Wind |
| Iowa Distributed Wind Generation Project | City of Algona - (IA) | Algona, IA | Southwest Power Pool (SWPP) | 4.3 GWh | May 2000 | Dec 2023 | Wind |
| Windwalkers LLC | Consolidated Edison Development Inc. | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Aug 2011 | Dec 2023 | Wind |
| NLMU Wind | New London Municipal Utilities | New London, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.7 GWh | Oct 2011 | Dec 2023 | Wind |
| Greenfield Wind | Greenfield Wind Power, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.7 GWh | Jul 2012 | Dec 2023 | Wind |
| Wind GEM | Wind GEM, LLC | Stuart, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Aug 2015 | Dec 2023 | Wind |
| Cumberland Rose | Cumberland Rose Wind Energy, LLC | Orient, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | Jul 2012 | Dec 2023 | Wind |
| Buffalo Center Wind LLC | Buffalo Center Wind LLC | Little Cedar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 GWh | Oct 2011 | Dec 2023 | Wind |
| Forest City Solar | Butter Solar, LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 GWh | Aug 2019 | Dec 2023 | Solar |
| Meadow Ridge | Meadow Ridge Wind Energy, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 GWh | Jun 2012 | Dec 2023 | Wind |
| Roeder Family Wind Farm LLC | Consolidated Edison Development Inc. | Manly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Aug 2011 | Dec 2023 | Wind |
| Wiota | Wiota Wind Energy, LLC #1 | Wiota, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Apr 2012 | Dec 2023 | Wind |
| Fontanelle | Forward Fontanelle Power, LLC | Fontanelle, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.2 GWh | Jul 2012 | Dec 2023 | Wind |
| Ottumwa City of | Ottumwa City of | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.3 GWh | Jul 1931 | Dec 2023 | Water |
| Iowa Hydro LLC | Renewable World Energies LLC | Maquoketa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Dec 1923 | Jan 2025 | Water |
| Venus Wind 3 LLC | Venus Wind 3 LLC | Grinnell, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Feb 2017 | Dec 2023 | Wind |
| West Dubuque Solar | Interstate Power and Light Co | Dubuque, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Aug 2017 | Dec 2023 | Solar |
| Earl F Wisdom | Corn Belt Power Coop | Spencer, IA | Southwest Power Pool (SWPP) | 5.7 GWh | Mar 1960 | Dec 2023 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| Traer Wind Project | City of Traer - (IA) | Traer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.8 GWh | Sep 2010 | Dec 2023 | Wind |
| Waverly Community Wind Project | Waverly Municipal Elec Utility | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.8 GWh | Nov 2001 | Dec 2023 | Wind |
| Waterloo Solar (IA) | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.9 GWh | Feb 2022 | Dec 2023 | Solar |
| Johnson County Hills Solar | MidAmerican Energy Co | Iowa City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.9 GWh | Dec 2021 | Dec 2023 | Solar |
| 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 |
| Davenport Water Pollution Control Plant | Davenport City of | Davenport, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.3 GWh | Apr 1995 | Dec 2023 | Other Biomass Gas : 78.4% Natural Gas : 21.6% |
| Green Energy Machine | Green Energy Machine, LLC | Anita, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.3 GWh | May 2016 | Dec 2023 | Wind |
| Birch | Birch Power LLC | Clearfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.6 GWh | Jan 2017 | Dec 2023 | Wind |
| August Wind Farm | August Wind Energy, LLC | Clearfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.8 GWh | Jan 2017 | Dec 2023 | Wind |
| Roseman | Roseman Energy, LLC | Anita, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.9 GWh | Jan 2017 | Dec 2023 | Wind |
| Optimum Wind 3 LLC | Optimum Wind 3 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.1 GWh | Feb 2017 | Dec 2023 | Wind |
| Neal Energy Center Solar | MidAmerican Energy Co | Salix, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.3 GWh | Jan 2022 | Dec 2023 | Solar |
| Streeter Station | Cedar Falls Utilities | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.5 GWh | Aug 1963 | Dec 2023 | Natural Gas : 97.5% Bituminous Coal : 2.5% |
| Anchor Wind, LLC | Acciona Energy USA Global, LLC | Mechanicsville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.8 GWh | Sep 2012 | Dec 2023 | Wind |
| Optimum Wind 5 LLC | Optimum Wind 5 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.2 GWh | Feb 2017 | Dec 2023 | Wind |
| Optimum Wind 4 LLC | Optimum Wind 4 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.3 GWh | Feb 2017 | Dec 2023 | Wind |
| Michelangelo Wind 1 LLC | Michelangelo Wind 1 LLC | Huxley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.6 GWh | Feb 2017 | Dec 2023 | Wind |
| Michelangelo Wind 3 LLC | Michelangelo Wind 3 LLC | Huxley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.6 GWh | Jan 2017 | Dec 2023 | Wind |
| Optimum Wind 6 LLC | Optimum Wind 6 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.2 GWh | Feb 2017 | Dec 2023 | Wind |
| Michelangelo Wind 4 LLC | Michelangelo Wind 4 LLC | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.3 GWh | Nov 2016 | Dec 2023 | Wind |
| Optimum Wind 7 LLC | Optimum Wind 7 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.1 GWh | Feb 2017 | Dec 2023 | Wind |
| Sycamore (IA) | MidAmerican Energy Co | Johnston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.7 GWh | Jul 1974 | Dec 2023 | Natural Gas : 99.7% |
| Leonardo Wind 1 LLC | Leonardo Wind 1 LLC | Alden, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.2 GWh | Nov 2016 | Dec 2023 | Wind |
| Electrifarm | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.6 GWh | Apr 1975 | Dec 2023 | Natural Gas : 97.2% Distillate Fuel Oil : 2.8% |
| Franklin County Solar | MidAmerican Energy Co | Hampton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 13.6 GWh | Dec 2021 | Dec 2023 | Solar |
| NCAH Central Utility Plant | National Centers for Animal Health | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 13.8 GWh | May 1996 | Dec 2024 | Natural Gas : 99.4% Distillate Fuel Oil : 0.6% |
| POET Biorefining LLC - Corning | POET Biorefining LLC - Corning | Corning, IA | Midcontinent Independent System Operator, Inc. (MISO) | 15.0 GWh | Sep 2018 | Dec 2023 | Natural Gas |
| 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 |
| Pleasant Hill | MidAmerican Energy Co | Pleasant Hill, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.8 GWh | May 1990 | Dec 2023 | Natural Gas : 98.7% Distillate Fuel Oil : 1.3% |
| Duane Arnold Solar II (150MW) | Interstate Power and Light Co | Palo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 17.2 GWh | - | Jan 2025 | Solar |
| POET Biorefining - Gowrie | POET Biorefining - Gowrie | Gowrie, IA | Midcontinent Independent System Operator, Inc. (MISO) | 17.9 GWh | Oct 2018 | Dec 2023 | Natural Gas |
| Creston Solar (50 MW) | Interstate Power and Light Co | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 18.1 GWh | - | Jan 2025 | Solar |
| Lake Mills Gas Recovery | WM Renewable Energy LLC | Lake Mills, IA | Midcontinent Independent System Operator, Inc. (MISO) | 19.2 GWh | Feb 2006 | Dec 2023 | Landfill Gas |
| POET Biorefining - Jewell | POET Biorefining - Jewell | Jewell, IA | Midcontinent Independent System Operator, Inc. (MISO) | 21.3 GWh | Feb 2019 | Dec 2023 | Natural Gas |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 21.4 GWh | Oct 1982 | Jan 2025 | Natural Gas : 72.3% Petroleum Coke : 20.3% Bituminous Coal : 7.4% |
| CED Manchester Wind | Consolidated Edison Development Inc. | Manchester, IA | Midcontinent Independent System Operator, Inc. (MISO) | 22.8 GWh | Mar 2022 | Dec 2023 | Wind |
| Junction Hilltop Wind Farm | Junction Hilltop Management LLC | Dana, IA | Midcontinent Independent System Operator, Inc. (MISO) | 24.2 GWh | Feb 2012 | Dec 2023 | Wind |
| CED Centerville Wind | Consolidated Edison Development Inc. | Centerville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 25.8 GWh | Nov 2021 | Dec 2023 | Wind |
| CED Mason City Wind | Consolidated Edison Development Inc. | Mason City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 26.5 GWh | Apr 2020 | Dec 2023 | Wind |
| Wever Solar (150MW) | Interstate Power and Light Co | Wever, IA | Midcontinent Independent System Operator, Inc. (MISO) | 28.5 GWh | - | Jan 2025 | Solar |
| Lakota Wind Wind Farm | Iowa Lakes Electric Coop | Lakota, IA | Southwest Power Pool (SWPP) | 32.2 GWh | Feb 2009 | Dec 2023 | Wind |
| Hardin Hilltop Wind LLC | Junction Hilltop Management LLC | Jefferson, IA | Midcontinent Independent System Operator, Inc. (MISO) | 34.7 GWh | Apr 2007 | Dec 2023 | Wind |
| Iowa Lakes Superior Wind Farm | Iowa Lakes Electric Coop | Superior, IA | Southwest Power Pool (SWPP) | 34.8 GWh | Mar 2009 | Dec 2023 | Wind |
| Top of Iowa Windfarm III | Madison Gas & Electric Co | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 40.5 GWh | Jan 2008 | Dec 2023 | Wind |
| Otter Creek Ethanol Poet - Ashton | Otter Creek Ethanol LLC - Poet Ashton | Ashton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 43.2 GWh | Feb 2004 | Jan 2025 | Natural Gas |
| Arbor Hill Solar | MidAmerican Energy Co | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 43.7 GWh | Dec 2021 | Jan 2025 | Solar |
| Winnebago Wind Power Project | Avangrid Renewables LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 52.4 GWh | Aug 2008 | Dec 2023 | Wind |
| Crosswind Energy Project | Junction Hilltop Management LLC | Ruthven, IA | Southwest Power Pool (SWPP) | 57.8 GWh | May 2007 | Dec 2023 | Wind |
| Prairie Creek | Interstate Power and Light Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 66.4 GWh | Sep 1958 | Jan 2025 | Subbituminous Coal : 67.2% Natural Gas : 32.8% |
| Prescott Wind Farm | Prescott Wind Energy LLC | Prescott, IA | Midcontinent Independent System Operator, Inc. (MISO) | 67.0 GWh | - | Jan 2025 | Wind |
| Carroll Area Wind Farm | SRIV Partnership LLC | Templeton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 70.3 GWh | Dec 2014 | Dec 2023 | Wind |
| Summit Lake | Central Iowa Power Cooperative | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 72.1 GWh | Feb 1951 | Dec 2023 | Natural Gas |
| Cargill Corn Milling Division | Cargill Inc North America Sweetners | Eddyville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 76.3 GWh | Nov 1952 | Dec 2023 | Natural Gas |
| Metro Methane Recovery Facility | WM Renewable Energy LLC | Mitchellville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 78.7 GWh | Dec 1997 | Jan 2025 | Landfill Gas |
| Duane Arnold Solar I (50 MW) | Interstate Power and Light Co | Palo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 80.9 GWh | - | Jan 2025 | Solar |
| Iowa State University | Iowa State University | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 86.0 GWh | Sep 1960 | Jan 2025 | Natural Gas |
| Flying Cloud Power Partners LLC | Avangrid Renewables LLC | Lake Park, IA | Midcontinent Independent System Operator, Inc. (MISO) | 86.7 GWh | Nov 2003 | Dec 2023 | Wind |
| Storm Lake 1 | ALLETE Clean Energy | Alta, IA | Midcontinent Independent System Operator, Inc. (MISO) | 94.5 GWh | Apr 1999 | Dec 2023 | Wind |
| Elk Wind Farm | Greenbacker Renewable Energy Corporation | Greeley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 94.7 GWh | Nov 2011 | Dec 2023 | Wind |
| Hawkeye Wind Farm | Greenbacker Renewable Energy Corporation | Sumner, IA | Midcontinent Independent System Operator, Inc. (MISO) | 97.1 GWh | Sep 2012 | Dec 2023 | Wind |
| Old Gold Energy Center, LLC | Old Gold Energy Center, LLC | Joice, IA | Midcontinent Independent System Operator, Inc. (MISO) | 106.8 GWh | Sep 2001 | Dec 2023 | Wind |
| Marshalltown | Interstate Power and Light Co | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 122.1 GWh | May 1978 | Dec 2023 | Natural Gas |
| Storm Lake II | ALLETE Clean Energy | Alta, IA | Midcontinent Independent System Operator, Inc. (MISO) | 125.6 GWh | Mar 1999 | Dec 2023 | Wind |
| Northern Iowa Windpower II | Avangrid Renewables LLC | Kensett, IA | Midcontinent Independent System Operator, Inc. (MISO) | 129.1 GWh | Dec 2007 | Dec 2023 | Wind |
| Red Rock Hydro Plant | Western Minnesota Mun Pwr Agny | Pella, IA | Midcontinent Independent System Operator, Inc. (MISO) | 137.3 GWh | Apr 2021 | Jan 2025 | Water |
| Rippey Wind Farm | Greenbacker Renewable Energy Corporation | Grand Junction, IA | Midcontinent Independent System Operator, Inc. (MISO) | 151.1 GWh | Jul 2012 | Dec 2023 | Wind |
| Hawkeye Power Partners LLC | Hawkeye Power Partners LLC | Garner, IA | Midcontinent Independent System Operator, Inc. (MISO) | 166.1 GWh | Mar 1999 | Dec 2023 | Wind |
| Cerro Gordo Wind Farm | Cerro Gordo Wind Farm | Union, IA | Midcontinent Independent System Operator, Inc. (MISO) | 179.7 GWh | Jul 2020 | Jan 2025 | Wind |
| Roquette America | Roquette America | Keokuk, IA | Midcontinent Independent System Operator, Inc. (MISO) | 203.4 GWh | Jun 2004 | Jan 2025 | Natural Gas : 99.3% |
| Osceola Windpower II | Osceola Windpower II | Harris, IA | Midcontinent Independent System Operator, Inc. (MISO) | 208.7 GWh | Aug 2008 | Jan 2025 | Wind |
| Holliday Creek Solar | MidAmerican Energy Co | Fort Dodge, IA | Midcontinent Independent System Operator, Inc. (MISO) | 211.3 GWh | Jun 2022 | Jan 2025 | Solar |
| Wapello Solar LLC | Wapello Solar LLC | Wapello, IA | Midcontinent Independent System Operator, Inc. (MISO) | 225.1 GWh | Feb 2021 | Jan 2025 | Solar |
| Independence Wind Farm | Independence Wind Energy LLC | Manchester, IA | Midcontinent Independent System Operator, Inc. (MISO) | 226.2 GWh | Nov 2021 | Jan 2025 | Wind |
| Exira | Western Minnesota Mun Pwr Agny | Brayton, IA | Southwest Power Pool (SWPP) | 229.8 GWh | Mar 2004 | Dec 2023 | Natural Gas : 99.0% Distillate Fuel Oil : 1.0% |
| Franklin County Wind Farm | Interstate Power and Light Co | Iowa Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 236.2 GWh | Nov 2012 | Dec 2023 | Wind |
| Crystal Lake 3 LLC | Crystal Lake 3 LLC | Britt, IA | Midcontinent Independent System Operator, Inc. (MISO) | 255.3 GWh | Nov 2009 | Jan 2025 | Wind |