Directory of Power Plants in Iowa
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Wolverine | Wolverine Wind Energy, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Sep 2010 | 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 |
| Winterset | City of Winterset - (IA) | Winterset, IA | Midcontinent Independent System Operator, Inc. (MISO) | 115.0 MWh | Jun 1956 | Dec 2023 | Distillate Fuel Oil : 61.6% Natural Gas : 38.4% |
| Winnebago Wind Power Project | Avangrid Renewables LLC | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 52.4 GWh | Aug 2008 | 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 |
| Wind GEM | Wind GEM, LLC | Stuart, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Aug 2015 | Dec 2023 | Wind |
| Wilton | City of Wilton - (IA) | Wilton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 37.2 MWh | Dec 1991 | Dec 2023 | Distillate Fuel Oil |
| Whispering Willow Wind Farm - East | Interstate Power and Light Co | Iowa Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 459.4 GWh | Nov 2009 | Dec 2023 | Wind |
| Whispering Willow North | Interstate Power and Light Co | Latimer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 803.1 GWh | Dec 2019 | Oct 2024 | Wind |
| West Receiving | City of Denison - (IA) | Denison, IA | Southwest Power Pool (SWPP) | 12.0 MWh | Mar 1998 | Dec 2023 | Distillate Fuel Oil |
| West Liberty | City of West Liberty - (IA) | West Liberty, IA | Midcontinent Independent System Operator, Inc. (MISO) | 39.0 MWh | Sep 1974 | Dec 2023 | Distillate Fuel Oil |
| West Dubuque Solar | Interstate Power and Light Co | Dubuque, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Aug 2017 | Dec 2023 | Solar |
| West Diesel Generation Unit | City of Pocahontas - (IA) | Pocahontas, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.0 MWh | May 2006 | Dec 2023 | Distillate Fuel Oil |
| West Bend | City of West Bend | West Bent, IA | Midcontinent Independent System Operator, Inc. (MISO) | 471.0 MWh | Nov 1954 | Dec 2023 | Distillate Fuel Oil |
| Wellsburg Wind Project | MidAmerican Energy Co | Wellsburg, IA | Midcontinent Independent System Operator, Inc. (MISO) | 441.8 GWh | Nov 2014 | Dec 2023 | Wind |
| Webster City | City of Webster City - (IA) | Webster City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Mar 1972 | Dec 2023 | Distillate Fuel Oil |
| Waverly Municipal Electric North Plant | Waverly Municipal Elec Utility | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 224.0 MWh | Jul 1958 | Dec 2023 | Distillate Fuel Oil : 52.5% Natural Gas : 47.5% |
| 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 |
| Waterloo Lundquist | MidAmerican Energy Co | Waterloo, IA | Midcontinent Independent System Operator, Inc. (MISO) | 69.0 MWh | Mar 2000 | Dec 2023 | Distillate Fuel Oil |
| Wapello Solar LLC | Wapello Solar LLC | Wapello, IA | Midcontinent Independent System Operator, Inc. (MISO) | 226.8 GWh | Feb 2021 | Oct 2024 | Solar |
| Walter Scott Jr Energy Center | MidAmerican Energy Co | Council Bluffs, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 TWh | Feb 1954 | Oct 2024 | Subbituminous Coal : 99.2% Distillate Fuel Oil : 0.7% |
| Walnut Wind Farm | MidAmerican Energy Co | Walnut, IA | Midcontinent Independent System Operator, Inc. (MISO) | 538.1 GWh | Nov 2008 | Dec 2023 | Wind |
| Villisca Municipal Power Plant | City of Villisca - (IA) | Villisca, IA | Midcontinent Independent System Operator, Inc. (MISO) | 13.0 MWh | May 2003 | Dec 2023 | Distillate Fuel Oil |
| Vienna Wind Farm | MidAmerican Energy Co | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 403.3 GWh | Oct 2012 | Dec 2023 | Wind |
| Victory Wind Farm | MidAmerican Energy Co | Westside, IA | Midcontinent Independent System Operator, Inc. (MISO) | 375.2 GWh | Nov 2006 | Dec 2023 | Wind |
| Venus Wind 3 LLC | Venus Wind 3 LLC | Grinnell, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Feb 2017 | Dec 2023 | Wind |
| Upland Prairie | Interstate Power and Light Co | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Feb 2019 | Oct 2024 | Wind |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 19.1 GWh | Oct 1982 | Oct 2024 | Natural Gas : 74.1% Petroleum Coke : 17.3% Bituminous Coal : 8.5% |
| 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% |
| Turtle Creek Wind Farm LLC | Turtle Creek Wind Farm LLC | St. Ansgar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 728.5 GWh | Nov 2018 | Oct 2024 | Wind |
| Traer Wind Project | City of Traer - (IA) | Traer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.8 GWh | Sep 2010 | Dec 2023 | Wind |
| Traer Main | City of Traer - (IA) | Traer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.0 MWh | Dec 1962 | Dec 2023 | Distillate Fuel Oil : 93.4% Natural Gas : 6.6% |
| 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 |
| Tipton | City of Tipton - (IA) | Tipton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 42.0 MWh | Oct 1955 | Dec 2023 | Distillate Fuel Oil |
| Sycamore (IA) | MidAmerican Energy Co | Johnston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.7 GWh | Jul 1974 | Dec 2023 | Natural Gas : 99.7% |
| Sumner | City of Sumner - (IA) | Sumner, IA | Midcontinent Independent System Operator, Inc. (MISO) | 655.0 MWh | Jul 1956 | Dec 2023 | Distillate Fuel Oil |
| Summit Lake | Central Iowa Power Cooperative | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 72.1 GWh | Feb 1951 | Dec 2023 | Natural Gas |
| Stuart (IA) | City of Stuart - (IA) | Stuart, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 MWh | Jan 1956 | Dec 2022 | Distillate Fuel Oil |
| 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% |
| Strawberry Point DPC Solar | SoCore Energy LLC | Strawberry Point, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Oct 2017 | Dec 2023 | Solar |
| Story City Wind Project | Hamilton Wind Energy LLC | Story City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Sep 2010 | Dec 2023 | Wind |
| Story City | City of Story City - (IA) | Story City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 233.0 MWh | Dec 1963 | Dec 2023 | Distillate Fuel Oil : 95.6% Natural Gas : 4.4% |
| Storm Lake II | ALLETE Clean Energy | Alta, IA | Midcontinent Independent System Operator, Inc. (MISO) | 125.6 GWh | Mar 1999 | 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 |
| State Center | City of State Center - (IA) | State Center, IA | Midcontinent Independent System Operator, Inc. (MISO) | 53.0 MWh | Jul 1972 | Dec 2023 | Distillate Fuel Oil : 69.0% Natural Gas : 31.0% |
| Spencer Gas Turbine | City of Spencer - (IA) | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.2 GWh | Dec 1969 | Dec 2023 | Kerosene |
| Southern Hills Wind Farm | MidAmerican Energy Co | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 828.8 GWh | Feb 2021 | Oct 2024 | Wind |
| South Strawberry | City of Strawberry Point | Strawberry Point, IA | Midcontinent Independent System Operator, Inc. (MISO) | 12.0 MWh | Dec 2001 | Dec 2023 | Distillate Fuel Oil |
| South Plant | Waverly Municipal Elec Utility | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 79.0 MWh | Apr 2000 | Dec 2023 | Distillate Fuel Oil |
| Sky Volt | Sky Volt, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Jul 2012 | Dec 2023 | Wind |
| Sibley One | City of Sibley - (IA) | Sibley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.0 MWh | Aug 1971 | Dec 2023 | Distillate Fuel Oil : 54.7% Natural Gas : 45.3% |
| Sibley No Two | City of Sibley - (IA) | Sibley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 18.0 MWh | Nov 1987 | Dec 2023 | Distillate Fuel Oil : 69.9% Natural Gas : 30.1% |
| Shenandoah | MidAmerican Energy Co | Shenandoah, IA | Midcontinent Independent System Operator, Inc. (MISO) | 78.0 MWh | Mar 2000 | Dec 2023 | Distillate Fuel Oil |
| Saratoga Wind Farm | Madison Gas & Electric Co | Lime Springs, IA | Midcontinent Independent System Operator, Inc. (MISO) | 282.2 GWh | Jan 2019 | Oct 2024 | Wind |
| Sac County Wind, LLC | Sac County Wind | Sac City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 345.6 GWh | Nov 2021 | Oct 2024 | Wind |
| Roseman | Roseman Energy, LLC | Anita, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.9 GWh | Jan 2017 | Dec 2023 | Wind |
| Roquette America | Roquette America | Keokuk, IA | Midcontinent Independent System Operator, Inc. (MISO) | 215.1 GWh | Jun 2004 | Oct 2024 | Natural Gas : 99.3% |
| Rolling Hills Wind Farm | MidAmerican Energy Co | Massena, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 TWh | Nov 2011 | Oct 2024 | 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 |
| Rockford | City of Rockford- (IA) | Rockford, IA | Midcontinent Independent System Operator, Inc. (MISO) | 14.0 MWh | Jul 1951 | Dec 2022 | Distillate Fuel Oil |
| Rock Rapids | Rock Rapids Municipal Utility | Rock Rapids, IA | Southwest Power Pool (SWPP) | 13.0 MWh | Mar 1968 | Dec 2023 | Distillate Fuel Oil |
| River Hills | MidAmerican Energy Co | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Apr 1966 | Dec 2023 | Natural Gas |
| Rippey Wind Farm | Greenbacker Renewable Energy Corporation | Grand Junction, IA | Midcontinent Independent System Operator, Inc. (MISO) | 151.1 GWh | Jul 2012 | Dec 2023 | Wind |
| Richland | Interstate Power and Light Co | Odebolt, IA | Midcontinent Independent System Operator, Inc. (MISO) | 525.0 GWh | Aug 2020 | Oct 2024 | Wind |
| Red Rock Hydro Plant | Western Minnesota Mun Pwr Agny | Pella, IA | Midcontinent Independent System Operator, Inc. (MISO) | 130.0 GWh | Apr 2021 | Oct 2024 | Water |
| Preston (IA) | City of Preston | Preston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 54.0 MWh | Nov 1968 | Dec 2023 | Distillate Fuel Oil : 59.1% Natural Gas : 40.9% |
| Prescott Wind Farm | Prescott Wind Energy LLC | Prescott, IA | Midcontinent Independent System Operator, Inc. (MISO) | 25.0 GWh | - | Oct 2024 | Wind |
| Prairie Wind Farm | MidAmerican Energy Co | Montezuma, IA | Midcontinent Independent System Operator, Inc. (MISO) | 589.0 GWh | Dec 2017 | Oct 2024 | Wind |
| Prairie Creek | Interstate Power and Light Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 71.4 GWh | Sep 1958 | Oct 2024 | Subbituminous Coal : 69.4% Natural Gas : 30.6% |
| Pomeroy Wind Farm | MidAmerican Energy Co | Fonda, IA | Midcontinent Independent System Operator, Inc. (MISO) | 978.7 GWh | Nov 2007 | Oct 2024 | Wind |
| 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 - Jewell | POET Biorefining - Jewell | Jewell, IA | Midcontinent Independent System Operator, Inc. (MISO) | 21.3 GWh | Feb 2019 | 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 |
| POET Biorefining - Gowrie | POET Biorefining - Gowrie | Gowrie, IA | Midcontinent Independent System Operator, Inc. (MISO) | 17.9 GWh | Oct 2018 | Dec 2023 | Natural Gas |
| Pocahontas Prairie Wind Farm | MidAmerican Energy Co | Pomeroy, IA | Midcontinent Independent System Operator, Inc. (MISO) | 370.6 GWh | Jan 2012 | Dec 2023 | Wind |
| Plymouth Wind | MidAmerican Energy Co | Remsen, IA | Midcontinent Independent System Operator, Inc. (MISO) | 781.9 GWh | Dec 2021 | Oct 2024 | Wind |
| 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% |
| Pioneer Prairie Wind Farm | Pioneer Prairie Wind Farm I, LLC | McIntire, IA | Midcontinent Independent System Operator, Inc. (MISO) | 860.6 GWh | Sep 2008 | Oct 2024 | Wind |
| Pella Peaking | City of Pella - (IA) | Pella, IA | Midcontinent Independent System Operator, Inc. (MISO) | 291.0 MWh | May 2003 | Dec 2023 | Distillate Fuel Oil |
| Panora | City of Panora - (IA) | Panora, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Dec 1987 | Dec 2023 | Distillate Fuel Oil |
| Palo Alto Wind Farm | MidAmerican Energy Co | Emmetsburg, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 TWh | Dec 2019 | Oct 2024 | Wind |
| Ottumwa City of | Ottumwa City of | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.3 GWh | Jul 1931 | Dec 2023 | Water |
| Ottumwa | Interstate Power and Light Co | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 TWh | Apr 1981 | Oct 2024 | Subbituminous Coal : 99.5% |
| Otter Creek Ethanol Poet - Ashton | Otter Creek Ethanol LLC - Poet Ashton | Ashton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 44.3 GWh | Feb 2004 | Oct 2024 | Natural Gas |
| Osceola Windpower LLC | Osceola Windpower LLC | Harris, IA | Southwest Power Pool (SWPP) | 411.4 GWh | Jun 2008 | Oct 2024 | Wind |
| Osceola Windpower II | Osceola Windpower II | Harris, IA | Midcontinent Independent System Operator, Inc. (MISO) | 203.6 GWh | Aug 2008 | Oct 2024 | Wind |
| 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% |
| Orient Wind Farm | MidAmerican Energy Co | Orient, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 TWh | Nov 2018 | Oct 2024 | 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 |
| Optimum Wind 6 LLC | Optimum Wind 6 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.2 GWh | Feb 2017 | 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 |
| Optimum Wind 3 LLC | Optimum Wind 3 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.1 GWh | Feb 2017 | 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 |
| Ogden | City of Ogden - (IA) | Ogden, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 MWh | Jun 1951 | Dec 2023 | Distillate Fuel Oil |
| O'Brien Wind | MidAmerican Energy Co | Primghar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 834.6 GWh | Aug 2016 | 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 |
| North Generation Plant | City of Greenfield - (IA) | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 45.0 MWh | Dec 2001 | Dec 2023 | Distillate Fuel Oil |
| North English | MidAmerican Energy Co | Montezuma, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 TWh | Nov 2018 | Oct 2024 | Wind |