| Walter Scott Jr Energy Center (4) | Pottawattamie | Operational | 922.5 MW | Coal | MidAmerican Energy Co |
| Louisa (1) | Louisa | Operational | 811.9 MW | Coal | MidAmerican Energy Co |
| Ottumwa (1) | Wapello | Operational | 725.9 MW | Coal | Interstate Power and Light Co |
| Walter Scott Jr Energy Center (3) | Pottawattamie | Operational | 725.8 MW | Coal | MidAmerican Energy Co |
| George Neal South (4) | Woodbury | Operational | 695.9 MW | Coal | MidAmerican Energy Co |
| George Neal North (3) | Woodbury | Operational | 584.1 MW | Coal | MidAmerican Energy Co |
| Rolling Hills Wind Farm (RHWF) | Cass | Operational | 484.2 MW | Wind | MidAmerican Energy Co |
| Orient Wind Farm (2) | Adair | Operational | 398.8 MW | Wind | MidAmerican Energy Co |
| Pioneer Prairie Wind Farm (1) | Mitchell | Operational | 300 MW | Wind | Pioneer Prairie Wind Farm I, LLC |
| Upland Prairie (1) | Clay | Operational | 299.3 MW | Wind | Interstate Power and Light Co |
| Marshalltown Generating Station (STG1) | Marshall | Operational | 260.5 MW | Gas | Interstate Power and Light Co |
| Emery Station (ST1) | Cerro Gordo | Operational | 256 MW | Gas | Interstate Power and Light Co |
| Southern Hills Wind Farm (SHWF) | Union | Operational | 254.1 MW | Wind | MidAmerican Energy Co |
| Diamond Trail Wind Farm (DTWF) | Iowa | Operational | 252.5 MW | Wind | MidAmerican Energy Co |
| Silver Queen Wind Farm (NA) | Crawford | Active | 252 MW | Wind | Silver Queen Wind Farm, LLC |
| Lundgren Wind Project (LGWF) | Webster | Operational | 251 MW | Wind | MidAmerican Energy Co |
| Arbor Hill Wind Farm (WT1) | Adair | Operational | 250 MW | Wind | MidAmerican Energy Co |
| Palo Alto Wind Farm (PAWF) | Palo Alto | Operational | 250 MW | Wind | MidAmerican Energy Co |
| Great Pathfinder Wind (GPFWF) | Hamilton | Operational | 224.4 MW | Wind | Great Pathfinder Wind |
| Marshalltown Generating Station (CTG1) | Marshall | Operational | 222.7 MW | Gas | Interstate Power and Light Co |
| Marshalltown Generating Station (CTG2) | Marshall | Operational | 222.7 MW | Gas | Interstate Power and Light Co |
| Shenandoah Hills Wind Farm (SHWF) | Page | Active | 214.3 MW | Wind | MidAmerican Energy Co |
| Burlington (IA) (1) | Des Moines | Operational | 212 MW | Gas | Interstate Power and Light Co |
| Glaciers Edge Wind Project (GEW) | Cherokee | Operational | 211.7 MW | Wind | EDF Renewable Asset Holdings, Inc. |
| Eclipse Wind Farm (EWF) | Guthrie | Operational | 207.1 MW | Wind | MidAmerican Energy Co |
| Ledyard Windpower, LLC (LDYRD) | Kossuth | Operational | 207 MW | Wind | Duke Energy Renewables Services |
| Plymouth Wind (65003) | Plymouth | Operational | 202.7 MW | Wind | MidAmerican Energy Co |
| Chickasaw Wind Farm (CKWF) | Chickasaw | Operational | 202.4 MW | Wind | MidAmerican Energy Co |
| Whispering Willow North (1) | Franklin | Operational | 201.3 MW | Wind | Interstate Power and Light Co |
| Ida Grove II (1) | Ida | Operational | 201 MW | Wind | MidAmerican Energy Co |
| FPL Energy Crystal Lake Wind II LLC (CL25) | Hancock | Operational | 200 MW | Wind | FPL Energy Crystal Lake Wind II LLC |
| North English (GT1) | Poweshiek | Operational | 200 MW | Wind | MidAmerican Energy Co |
| Heartland Divide II (HDII) | Audubon | Operational | 200 MW | Wind | Heartland Divide II |
| Golden Plains (1) | Winnebago | Operational | 199.8 MW | Wind | Interstate Power and Light Co |
| Whispering Willow Wind Farm - East (1) | Franklin | Operational | 199.7 MW | Wind | Interstate Power and Light Co |
| Turtle Creek Wind Farm LLC (TC1) | Mitchell | Operational | 199.2 MW | Wind | Turtle Creek Wind Farm LLC |
| Greater Des Moines (ST1) | Polk | Operational | 195.5 MW | Gas | MidAmerican Energy Co |
| Greater Des Moines (GT1) | Polk | Operational | 190.4 MW | Gas | MidAmerican Energy Co |
| Greater Des Moines (GT2) | Polk | Operational | 190.4 MW | Gas | MidAmerican Energy Co |
| Muscatine Plant #1 (9) | Muscatine | Operational | 175.5 MW | Coal | Board of Water Electric & Communications |
| Adair Wind Farm (AWF) | Adair | Operational | 174.8 MW | Wind | MidAmerican Energy Co |
| Emery Station (11) | Cerro Gordo | Operational | 173.4 MW | Gas | Interstate Power and Light Co |
| Emery Station (12) | Cerro Gordo | Operational | 173.4 MW | Gas | Interstate Power and Light Co |
| English Farms (1) | Poweshiek | Operational | 171.5 MW | Wind | Interstate Power and Light Co |
| Beaver Creek Wind (1) | Boone | Operational | 170 MW | Wind | MidAmerican Energy Co |
| Beaver Creek Wind (GT1) | Boone | Operational | 170 MW | Wind | MidAmerican Energy Co |
| Prairie Wind Farm (PWE) | Mahaska | Operational | 168 MW | Wind | MidAmerican Energy Co |
| Walnut Wind Farm (WWF) | Pottawattamie | Operational | 165.2 MW | Wind | MidAmerican Energy Co |
| Intrepid (INWF) | Buena Vista | Operational | 160.5 MW | Wind | MidAmerican Energy Co |
| Carroll Wind Farm (CWF) | Carroll | Operational | 159.1 MW | Wind | MidAmerican Energy Co |
| Kossuth (1) | Kossuth | Operational | 152.2 MW | Wind | Wisconsin Power & Light Co |
| Century (CWF) | Hamilton | Operational | 150 MW | Wind | MidAmerican Energy Co |
| FPL Energy Crystal Lake Wind LLC (GE15) | Hancock | Operational | 150 MW | Wind | FPL Energy Crystal Lake Wind LLC |
| FPL Energy Story Wind LLC (GE15) | Story | Operational | 150 MW | Wind | FPL Energy Story Wind LLC |
| Garden Wind LLC (GE1.5) | Hardin | Operational | 150 MW | Wind | Garden Wind LLC |
| Pleasant Creek Unit 2 (PV1) | Linn | Operational | 150 MW | Solar | Interstate Power and Light Co |
| Wever Solar (150MW) (PV1) | Lee | Operational | 150 MW | Solar | Interstate Power and Light Co |
| Prairie Creek (4) | Linn | Operational | 148.8 MW | Gas | Interstate Power and Light Co |
| Wellsburg Wind Project (WBWF) | Grundy | Operational | 140.8 MW | Wind | MidAmerican Energy Co |
| North English (1) | Poweshiek | Operational | 140 MW | Wind | MidAmerican Energy Co |
| Barton Windpower LLC (2) | Worth | Operational | 132 MW | Wind | Avangrid Power LLC |
| Richland (1) | Sac | Operational | 130.9 MW | Wind | Interstate Power and Light Co |
| Laurel Wind Farm (LWF) | Marshall | Operational | 123.4 MW | Wind | MidAmerican Energy Co |
| Pomeroy Wind Farm (PWF) | Pocahontas | Operational | 123 MW | Wind | MidAmerican Energy Co |
| Macksburg Wind Project (MBWF) | Madison | Operational | 119.6 MW | Wind | MidAmerican Energy Co |
| Ida Grove Wind (IGWF2) | Ida | Operational | 119.6 MW | Wind | MidAmerican Energy Co |
| Highland Wind Project (IA) (HLWF5) | O'Brien | Operational | 115 MW | Wind | MidAmerican Energy Co |
| Storm Lake 1 (EXIS) | Buena Vista | Operational | 112.5 MW | Wind | ALLETE Clean Energy |
| Contrail Wind Farm (COWF) | Taylor | Operational | 112.4 MW | Wind | MidAmerican Energy Co |
| Morning Light Wind Farm (MLWF) | Adair | Operational | 110.9 MW | Wind | MidAmerican Energy Co |
| O'Brien Wind (OBWF2) | O'Brien | Operational | 108.7 MW | Wind | MidAmerican Energy Co |
| Vienna Wind Farm (VIWF) | Marshall | Operational | 105.6 MW | Wind | MidAmerican Energy Co |
| Archer Daniels Midland Clinton (2A) | Clinton | Operational | 105 MW | Coal | Archer Daniels Midland Co |
| Victory Wind Farm (VWF) | Carroll | Operational | 105 MW | Wind | MidAmerican Energy Co |
| Electrifarm (3) | Black Hawk | Operational | 103.9 MW | Gas | MidAmerican Energy Co |
| Heartland Divide Wind Project, LLC (1) | Audubon | Operational | 103.5 MW | Wind | Heartland Divide Wind Project, LLC |
| Orient Wind Farm (1) | Adair | Operational | 102 MW | Wind | MidAmerican Energy Co |
| Archer Daniels Midland Cedar Rapids (GEN6) | Linn | Operational | 101.1 MW | Coal | Archer Daniels Midland Co |
| Highland Wind Project (IA) (HLWF2) | O'Brien | Operational | 100.8 MW | Wind | MidAmerican Energy Co |
| Lost Lakes Wind Farm LLC (GEN 1) | Dickinson | Operational | 100 MW | Wind | Lost Lakes Wind Farm LLC |
| New Harvest Wind Project LLC (1) | Crawford | Operational | 100 MW | Wind | Avangrid Power LLC |
| Wapello Solar LLC (WAPLO) | Louisa | Operational | 100 MW | Solar | Wapello Solar LLC |
| Holliday Creek Solar (HCS) | Webster | Operational | 100 MW | Solar | MidAmerican Energy Co |
| Crane Creek Wind Energy Center (1) | Howard | Operational | 99 MW | Wind | Wisconsin Public Service Corp |
| Franklin County Wind Farm (1) | Franklin | Operational | 99 MW | Wind | Interstate Power and Light Co |
| Osceola Windpower LLC (CL25) | Osceola | Operational | 98.2 MW | Wind | Osceola Windpower LLC |
| Hancock County Wind Energy Center (V-47) | Hancock | Operational | 98 MW | Wind | FPL Energy Hancock County Wind, LLC |
| Pleasant Hill (3) | Polk | Operational | 97 MW | Gas | MidAmerican Energy Co |
| Ida Grove Wind (IGWF3) | Ida | Operational | 92.8 MW | Wind | MidAmerican Energy Co |
| Ivester Wind Farm (WT1) | Grundy | Operational | 90.8 MW | Wind | MidAmerican Energy Co |
| Palo Alto Wind Farm (PAWF2) | Palo Alto | Operational | 90 MW | Wind | MidAmerican Energy Co |
| Highland Wind Project (IA) (HLWF4) | O'Brien | Operational | 89.2 MW | Wind | MidAmerican Energy Co |
| Highland Wind Project (IA) (HLWF3) | O'Brien | Operational | 89.1 MW | Wind | MidAmerican Energy Co |
| Electrifarm (2) | Black Hawk | Operational | 89 MW | Gas | MidAmerican Energy Co |
| Highland Wind Project (IA) (HLWF6) | O'Brien | Operational | 86.8 MW | Wind | MidAmerican Energy Co |
| Earl F Wisdom (2) | Clay | Operational | 81.6 MW | Gas | Corn Belt Power Coop |
| Storm Lake II (EXIS) | Buena Vista | Operational | 80.2 MW | Wind | ALLETE Clean Energy |
| Old Gold Energy Center, LLC (NM) | Worth | Operational | 80 MW | Wind | Old Gold Energy Center, LLC |
| Northern Iowa Windpower II (TOI2) | Worth | Operational | 80 MW | Wind | Avangrid Power LLC |
| Charles City Wind Farm (CCWF) | Floyd | Operational | 80 MW | Wind | MidAmerican Energy Co |
| Pocahontas Prairie Wind Farm (1) | Pocahontas | Operational | 80 MW | Wind | MidAmerican Energy Co |
| Sac County Wind, LLC (SAC) | Sac | Operational | 80 MW | Wind | Sac County Wind |
| O'Brien Wind (OBWF3) | O'Brien | Operational | 79.7 MW | Wind | MidAmerican Energy Co |
| Sycamore (IA) (1) | Polk | Operational | 78.8 MW | Gas | MidAmerican Energy Co |
| Sycamore (IA) (2) | Polk | Operational | 78.8 MW | Gas | MidAmerican Energy Co |
| Archer Daniels Midland Clinton (1A) | Clinton | Operational | 75 MW | Coal | Archer Daniels Midland Co |
| Muscatine Plant #1 (8) | Muscatine | Operational | 75 MW | Coal | Board of Water Electric & Communications |
| Pomeroy Wind Farm (PWF2) | Pocahontas | Operational | 75 MW | Wind | MidAmerican Energy Co |
| Ames Electric Services Power Plant (8) | Story | Operational | 71.3 MW | Gas | City of Ames - (IA) |
| Electrifarm (1) | Black Hawk | Operational | 71.2 MW | Gas | MidAmerican Energy Co |
| Kossuth County Wind (KCW) | Kossuth | Operational | 70 MW | Wind | Kossuth County Wind, LLC |
| Crystal Lake 3 LLC (GE1.5) | Winnebago | Operational | 66 MW | Wind | Crystal Lake 3 LLC |
| Saratoga Wind Farm (SWE) | Howard | Operational | 66 MW | Wind | Madison Gas & Electric Co |
| Marshalltown (1) | Marshall | Operational | 63 MW | Gas | Interstate Power and Light Co |
| Marshalltown (2) | Marshall | Operational | 63 MW | Gas | Interstate Power and Light Co |
| Marshalltown (3) | Marshall | Operational | 63 MW | Gas | Interstate Power and Light Co |
| O'Brien Wind (OBWF) | O'Brien | Operational | 61.9 MW | Wind | MidAmerican Energy Co |
| Ida Grove Wind (IGWF) | Ida | Operational | 61.1 MW | Wind | MidAmerican Energy Co |
| Exira (U1) | Audubon | Operational | 60.5 MW | Gas | Western Minnesota Mun Pwr Agny |
| Exira (U2) | Audubon | Operational | 60.5 MW | Gas | Western Minnesota Mun Pwr Agny |
| Exira (U3) | Audubon | Operational | 60.5 MW | Gas | Western Minnesota Mun Pwr Agny |
| Arbor Hill Wind Farm (1) | Adair | Operational | 60 MW | Wind | MidAmerican Energy Co |
| Pomeroy Wind Farm (PWF3) | Pocahontas | Operational | 58.5 MW | Wind | MidAmerican Energy Co |
| Adams Wind (ADWF3) | Adams | Operational | 58 MW | Wind | MidAmerican Energy Co |
| Ames GT (GT2) | Story | Operational | 57.4 MW | Oil | City of Ames - (IA) |
| Independence Wind Farm (IWE) | Delaware | Operational | 55.4 MW | Wind | Independence Wind Energy LLC |
| Prairie Creek (3) | Linn | Operational | 50 MW | Coal | Interstate Power and Light Co |
| Rippey Wind Farm (NORD) | Greene | Operational | 50 MW | Wind | Greenbacker Renewable Energy Corporation |
| Pleasant Creek Unit 1 (PV1) | Linn | Operational | 50 MW | Solar | Interstate Power and Light Co |
| Creston Solar (50 MW) (PV1) | Union | Operational | 50 MW | Solar | Interstate Power and Light Co |
| Osceola Windpower II (CL25) | Osceola | Operational | 49.6 MW | Wind | Osceola Windpower II |
| Adams Wind (ADWF4) | Adams | Operational | 48.3 MW | Wind | MidAmerican Energy Co |
| Lime Creek (1) | Cerro Gordo | Operational | 45.1 MW | Oil | Interstate Power and Light Co |
| Lime Creek (2) | Cerro Gordo | Operational | 45.1 MW | Oil | Interstate Power and Light Co |
| Vienna Wind Farm (VIIWF) | Marshall | Operational | 44.6 MW | Wind | MidAmerican Energy Co |
| Flying Cloud Power Partners LLC (FC) | Dickinson | Operational | 43.5 MW | Wind | Avangrid Power LLC |
| Adams Wind (ADWF2) | Adams | Operational | 43.3 MW | Wind | MidAmerican Energy Co |
| Hawkeye Power Partners LLC (48M) | Cerro Gordo | Operational | 42 MW | Wind | Hawkeye Power Partners LLC |
| Cerro Gordo Wind Farm (CGWF) | Cerro Gordo | Operational | 42 MW | Wind | Cerro Gordo Wind Farm |
| Pleasant Hill (1) | Polk | Operational | 41.4 MW | Gas | MidAmerican Energy Co |
| Pleasant Hill (2) | Polk | Operational | 41.4 MW | Gas | MidAmerican Energy Co |
| Elk Wind Farm (NORD) | Delaware | Operational | 40.8 MW | Wind | Greenbacker Renewable Energy Corporation |
| Roquette America (GT) | Lee | Operational | 40 MW | Gas | Roquette America |
| Prescott Wind Farm (PWE) | Adams | Operational | 38.7 MW | Wind | Prescott Wind Energy LLC |
| Archer Daniels Midland Cedar Rapids (GEN7) | Linn | Operational | 38.5 MW | Gas | Archer Daniels Midland Co |
| Ames Electric Services Power Plant (7) | Story | Operational | 37.5 MW | Gas | City of Ames - (IA) |
| Earl F Wisdom (1) | Clay | Operational | 37.5 MW | Gas | Corn Belt Power Coop |
| Summit Lake (GT2) | Union | Operational | 35.3 MW | Gas | Central Iowa Power Cooperative |
| Streeter Station (7) | Black Hawk | Operational | 35 MW | Gas | Cedar Falls Utilities |
| Century (CWF2) | Hamilton | Operational | 35 MW | Wind | MidAmerican Energy Co |
| Hawkeye Wind Farm (NORD) | Bremer | Operational | 35 MW | Wind | Greenbacker Renewable Energy Corporation |
| Muscatine Plant #1 (10) | Muscatine | Active | 35 MW | Gas | Board of Water Electric & Communications |
| Roquette America (ST) | Lee | Operational | 34.4 MW | Coal | Roquette America |
| Archer Daniels Midland Cedar Rapids (GEN1) | Linn | Operational | 31 MW | Coal | Archer Daniels Midland Co |
| Archer Daniels Midland Cedar Rapids (GEN2) | Linn | Operational | 31 MW | Coal | Archer Daniels Midland Co |
| Archer Daniels Midland Cedar Rapids (GEN3) | Linn | Operational | 31 MW | Coal | Archer Daniels Midland Co |
| Archer Daniels Midland Cedar Rapids (GEN4) | Linn | Operational | 31 MW | Coal | Archer Daniels Midland Co |
| Archer Daniels Midland Cedar Rapids (GEN5) | Linn | Operational | 31 MW | Coal | Archer Daniels Midland Co |
| Pomeroy Wind Farm (PWF4) | Pocahontas | Operational | 29.9 MW | Wind | MidAmerican Energy Co |
| Top of Iowa Windfarm III (TOI3) | Worth | Operational | 29.7 MW | Wind | Madison Gas & Electric Co |
| Barton Windpower LLC (1) | Worth | Operational | 28 MW | Wind | Avangrid Power LLC |
| Red Rock Hydro Plant (1) | Marion | Operational | 27.6 MW | Hydro | Western Minnesota Mun Pwr Agny |
| Red Rock Hydro Plant (2) | Marion | Operational | 27.6 MW | Hydro | Western Minnesota Mun Pwr Agny |
| Ida Grove Wind (IGWF4) | Ida | Operational | 27.6 MW | Wind | MidAmerican Energy Co |
| Summit Lake (GT1) | Union | Operational | 27 MW | Gas | Central Iowa Power Cooperative |
| Muscatine Plant #1 (7) | Muscatine | Operational | 25 MW | Coal | Board of Water Electric & Communications |
| Arbor Hill Solar (AHS) | Adair | Operational | 25 MW | Solar | MidAmerican Energy Co |
| MPW Solar 1 (MS1) | Muscatine | Active | 24 MW | Solar | MPW Solar 1, LLC |
| Gas Turbine (IA) (2) | Black Hawk | Operational | 23.8 MW | Gas | Cedar Falls Utilities |
| Spencer Gas Turbine (GT1) | Clay | Operational | 23.8 MW | Oil | City of Spencer - (IA) |
| Webster City (6) | Hamilton | Operational | 21.3 MW | Oil | City of Webster City - (IA) |
| Ames GT (GT1) | Story | Operational | 21.3 MW | Oil | City of Ames - (IA) |
| Crosswind Energy Project (1) | Palo Alto | Operational | 21 MW | Wind | Junction Hilltop Management LLC |
| Carroll Area Wind Farm (WT 1) | Carroll | Operational | 20.7 MW | Wind | SRIV Partnership LLC |
| Indianola (7) | Warren | Operational | 20.6 MW | Oil | Indianola Municipal Utilities |
| Indianola (8) | Warren | Operational | 20.3 MW | Oil | Indianola Municipal Utilities |
| Cargill Corn Milling Division (GEN1) | Monroe | Operational | 20 MW | Gas | Cargill Inc North America Sweetners |
| Cargill Corn Milling Division (GEN2) | Monroe | Operational | 20 MW | Gas | Cargill Inc North America Sweetners |
| Winnebago Wind Power Project (1) | Winnebago | Operational | 20 MW | Wind | Avangrid Power LLC |
| Burlington (IA) (GT1) | Des Moines | Operational | 19.7 MW | Gas | Interstate Power and Light Co |
| Burlington (IA) (GT2) | Des Moines | Operational | 19.7 MW | Gas | Interstate Power and Light Co |
| Burlington (IA) (GT3) | Des Moines | Operational | 19.7 MW | Gas | Interstate Power and Light Co |
| Burlington (IA) (GT4) | Des Moines | Operational | 19.7 MW | Gas | Interstate Power and Light Co |
| Gas Turbine (IA) (1) | Black Hawk | Operational | 19.6 MW | Gas | Cedar Falls Utilities |
| Summit Lake (R1) | Union | Operational | 18.8 MW | Gas | Central Iowa Power Cooperative |
| Summit Lake (R2) | Union | Operational | 18.8 MW | Gas | Central Iowa Power Cooperative |
| Summit Lake (R3) | Union | Operational | 18.8 MW | Gas | Central Iowa Power Cooperative |
| Coralville GT (1) | Johnson | Operational | 18 MW | Gas | MidAmerican Energy Co |
| Coralville GT (2) | Johnson | Operational | 18 MW | Gas | MidAmerican Energy Co |
| Coralville GT (3) | Johnson | Operational | 18 MW | Gas | MidAmerican Energy Co |
| Coralville GT (4) | Johnson | Operational | 18 MW | Gas | MidAmerican Energy Co |
| Merl Parr (1) | Floyd | Operational | 18 MW | Gas | MidAmerican Energy Co |
| Merl Parr (2) | Floyd | Operational | 18 MW | Gas | MidAmerican Energy Co |
| Streeter Station (6) | Black Hawk | Operational | 16.5 MW | Gas | Cedar Falls Utilities |
| Highland Wind Project (IA) (HLWF) | O'Brien | Operational | 16.4 MW | Wind | MidAmerican Energy Co |
| Century (CWF3) | Hamilton | Operational | 16.2 MW | Wind | MidAmerican Energy Co |
| River Hills (1) | Polk | Operational | 16 MW | Gas | MidAmerican Energy Co |
| River Hills (2) | Polk | Operational | 16 MW | Gas | MidAmerican Energy Co |
| River Hills (3) | Polk | Operational | 16 MW | Gas | MidAmerican Energy Co |
| River Hills (4) | Polk | Operational | 16 MW | Gas | MidAmerican Energy Co |
| River Hills (5) | Polk | Operational | 16 MW | Gas | MidAmerican Energy Co |
| River Hills (6) | Polk | Operational | 16 MW | Gas | MidAmerican Energy Co |
| River Hills (7) | Polk | Operational | 16 MW | Gas | MidAmerican Energy Co |
| River Hills (8) | Polk | Operational | 16 MW | Gas | MidAmerican Energy Co |
| Iowa State University (GEN6) | Story | Operational | 15.1 MW | Gas | Iowa State University |
| University of Iowa Main Power Plant (GEN6) | Johnson | Operational | 15 MW | Gas | University of Iowa |
| Intrepid (INWF2) | Buena Vista | Operational | 15 MW | Wind | MidAmerican Energy Co |
| Hardin Hilltop Wind LLC (1) | Greene | Operational | 14.7 MW | Wind | Junction Hilltop Management LLC |
| Prairie Creek (1) | Linn | Operational | 14.6 MW | Coal | Interstate Power and Light Co |
| Iowa State University (GEN3) | Story | Operational | 13.2 MW | Gas | Iowa State University |
| Iowa State University (GEN5) | Story | Operational | 11.5 MW | Gas | Iowa State University |
| Lakota Wind Wind Farm (LAK1) | Kossuth | Operational | 10.5 MW | Wind | Iowa Lakes Electric Coop |
| Iowa Lakes Superior Wind Farm (SUP1) | Dickinson | Operational | 10.5 MW | Wind | Iowa Lakes Electric Coop |
| Atlantic (6) | Cass | Operational | 10 MW | Gas | Atlantic Municipal Utilities |
| University of Iowa Main Power Plant (GEN13) | Johnson | Operational | 10 MW | Gas | University of Iowa |
| Roquette America (HRSG) | Lee | Operational | 10 MW | Gas | Roquette America |
| Keokuk (10) | Lee | Operational | 8.8 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (11) | Lee | Operational | 8.8 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (12) | Lee | Operational | 8.8 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (13) | Lee | Operational | 8.8 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (14) | Lee | Operational | 8.8 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (15) | Lee | Operational | 8.8 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (7) | Lee | Operational | 8.8 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (8) | Lee | Operational | 8.8 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (9) | Lee | Operational | 8.8 MW | Hydro | Union Electric Co - (MO) |
| Junction Hilltop Wind Farm (JHW) | Greene | Operational | 8 MW | Wind | Junction Hilltop Management LLC |
| Archer Daniels Midland Des Moines (GEN1) | Polk | Operational | 7.9 MW | Gas | Archer Daniels Midland Co |
| CED Manchester Wind (MANW) | Delaware | Operational | 7.9 MW | Wind | Consolidated Edison Development Inc. |
| CED Centerville Wind (CENTW) | Appanoose | Operational | 7.9 MW | Wind | Consolidated Edison Development Inc. |
| Keokuk (1) | Lee | Operational | 7.6 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (2) | Lee | Operational | 7.6 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (3) | Lee | Operational | 7.6 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (4) | Lee | Operational | 7.6 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (5) | Lee | Operational | 7.6 MW | Hydro | Union Electric Co - (MO) |
| Keokuk (6) | Lee | Operational | 7.6 MW | Hydro | Union Electric Co - (MO) |
| Forest City Light Plant (6) | Winnebago | Operational | 7.6 MW | Oil | City of Forest City- (IA) |
| Lake Mills (7) | Winnebago | Operational | 7.6 MW | Oil | City of Lake Mills |
| University of Northern Iowa (GEN1) | Black Hawk | Operational | 7.5 MW | Gas | University of Northern Iowa |
| Otter Creek Ethanol Poet - Ashton (1) | Osceola | Operational | 7.5 MW | Gas | Otter Creek Ethanol LLC - Poet Ashton |
| CED Mason City Wind (MCW1) | Cerro Gordo | Operational | 7.5 MW | Wind | Consolidated Edison Development Inc. |
| Franklin County Solar (FCS) | Franklin | Operational | 7 MW | Solar | MidAmerican Energy Co |
| Waverly Municipal Electric North Plant (10) | Bremer | Operational | 7 MW | Oil | Waverly Municipal Elec Utility |
| Maquoketa 1 (7) | Jackson | Operational | 6.5 MW | Gas | City of Maquoketa - (IA) |
| Forest City Light Plant (4) | Winnebago | Operational | 6.3 MW | Oil | City of Forest City- (IA) |
| New Hampton (4) | Chickasaw | Operational | 6.2 MW | Gas | City of New Hampton - (IA) |
| New Hampton (5) | Chickasaw | Operational | 6.2 MW | Gas | City of New Hampton - (IA) |
| Osage (IA) (6) | Mitchell | Operational | 6.2 MW | Gas | City of Osage - (IA) |
| University of Iowa Main Power Plant (GEN12) | Johnson | Operational | 5.8 MW | Gas | University of Iowa |
| Lake Mills (6) | Winnebago | Operational | 5.7 MW | Oil | City of Lake Mills |
| Vinton (8) | Benton | Operational | 5.6 MW | Gas | City of Vinton - (IA) |
| West Liberty (5) | Muscatine | Operational | 5.5 MW | Oil | City of West Liberty - (IA) |
| West Liberty (6) | Muscatine | Operational | 5.5 MW | Oil | City of West Liberty - (IA) |
| New Hampton (7) | Chickasaw | Operational | 5.3 MW | Oil | City of New Hampton - (IA) |
| New Hampton (8) | Chickasaw | Operational | 5.3 MW | Oil | City of New Hampton - (IA) |
| POET Biorefining - Jewell (1) | Hamilton | Operational | 5 MW | Gas | POET Biorefining - Jewell |
| POET Biorefining LLC - Corning (1) | Adams | Operational | 5 MW | Gas | POET Biorefining LLC - Corning |
| POET Biorefining - Gowrie (1) | Webster | Operational | 5 MW | Gas | POET Biorefining - Gowrie |
| Deer Run Battery (BESS1) | Linn | Operational | 5 MW | Battery | Interstate Power and Light Co |
| Grinnell Customer Hosted Solar (PV1) | Poweshiek | Active | 5 MW | Solar | Interstate Power and Light Co |
| Highland Wind Project (IA) (HLWF7) | O'Brien | Operational | 4.7 MW | Wind | MidAmerican Energy Co |
| Adams Wind (ADWF) | Adams | Operational | 4.7 MW | Wind | MidAmerican Energy Co |
| Cedar Rapids Community Solar (PV1) | Linn | Operational | 4.5 MW | Solar | Interstate Power and Light Co |
| Algona (8) | Kossuth | Operational | 4.4 MW | Oil | City of Algona - (IA) |
| Algona (9) | Kossuth | Operational | 4.4 MW | Oil | City of Algona - (IA) |
| Winterset (4) | Madison | Operational | 4.4 MW | Gas | City of Winterset - (IA) |
| Algona (7) | Kossuth | Operational | 4.1 MW | Oil | City of Algona - (IA) |
| Estherville (4) | Emmet | Operational | 4 MW | Gas | City of Estherville - (IA) |
| Estherville (5) | Emmet | Operational | 4 MW | Gas | City of Estherville - (IA) |
| POET Biorefining-Hanlontown, LLC (1) | Worth | Operational | 4 MW | Gas | POET Biorefining-Hanlontown, LLC |
| Neal Energy Center Solar (NECS) | Woodbury | Operational | 4 MW | Solar | MidAmerican Energy Co |
| Grinnell College (GRIN) | Poweshiek | Operational | 3.9 MW | Solar | Azimuth 180 Solar Electric, LLC |
| West Dubuque Solar (PV1) | Dubuque | Operational | 3.8 MW | Solar | Interstate Power and Light Co |
| Vinton (7) | Benton | Operational | 3.7 MW | Gas | City of Vinton - (IA) |
| Waverly Municipal Electric North Plant (8) | Bremer | Operational | 3.7 MW | Gas | Waverly Municipal Elec Utility |
| Waverly Municipal Electric North Plant (9) | Bremer | Operational | 3.7 MW | Gas | Waverly Municipal Elec Utility |
| Osage (IA) (7) | Mitchell | Operational | 3.6 MW | Oil | City of Osage - (IA) |
| Osage (IA) (8) | Mitchell | Operational | 3.6 MW | Oil | City of Osage - (IA) |
| Forest City Light Plant (3) | Winnebago | Operational | 3.5 MW | Oil | City of Forest City- (IA) |
| Grundy Center City Light Plant (IC2) | Grundy | Operational | 3.5 MW | Oil | Grundy Center Mun Light & Power |
| New Hampton (3) | Chickasaw | Operational | 3.5 MW | Gas | City of New Hampton - (IA) |
| Story City (4A) | Story | Operational | 3.5 MW | Oil | City of Story City - (IA) |
| Waverly Municipal Electric North Plant (7) | Bremer | Operational | 3.5 MW | Gas | Waverly Municipal Elec Utility |
| Poet Bioprocessing Emmetsburg (1) | Palo Alto | Operational | 3.5 MW | Gas | Poet Bioprocessing Emmetsburg |
| Algona (6) | Kossuth | Operational | 3.2 MW | Oil | City of Algona - (IA) |
| Osage (IA) (5) | Mitchell | Operational | 3.2 MW | Gas | City of Osage - (IA) |
| Lake Mills (8) | Winnebago | Operational | 3.1 MW | Oil | City of Lake Mills |
| Maquoketa 1 (1A) | Jackson | Operational | 3.1 MW | Gas | City of Maquoketa - (IA) |
| Maquoketa 1 (2A) | Jackson | Operational | 3.1 MW | Gas | City of Maquoketa - (IA) |
| Story City (5A) | Story | Operational | 3.1 MW | Oil | City of Story City - (IA) |
| Bellevue (6) | Jackson | Operational | 3 MW | Oil | City of Bellevue - (IA) |
| Estherville (3) | Emmet | Operational | 3 MW | Gas | City of Estherville - (IA) |
| Estherville (7) | Emmet | Operational | 3 MW | Gas | City of Estherville - (IA) |
| Grundy Center City Light Plant (IC3) | Grundy | Operational | 3 MW | Oil | Grundy Center Mun Light & Power |
| Vinton (9) | Benton | Operational | 3 MW | Gas | City of Vinton - (IA) |
| West Liberty (3) | Muscatine | Operational | 3 MW | Oil | City of West Liberty - (IA) |
| NCAH Central Utility Plant (S-16) | Story | Operational | 3 MW | Gas | National Centers for Animal Health |
| Michelangelo Wind 3 LLC (WT1) | Story | Operational | 3 MW | Wind | Michelangelo Wind 3 LLC |
| Optimum Wind 5 LLC (WT1) | Story | Operational | 3 MW | Wind | Optimum Wind 5 LLC |
| Optimum Wind 6 LLC (WT1) | Story | Operational | 3 MW | Wind | Optimum Wind 6 LLC |
| Optimum Wind 7 LLC (WT1) | Story | Operational | 3 MW | Wind | Optimum Wind 7 LLC |
| Optimum Wind 4 LLC (WT1) | Story | Operational | 3 MW | Wind | Optimum Wind 4 LLC |
| Optimum Wind 3 LLC (WT1) | Story | Operational | 3 MW | Wind | Optimum Wind 3 LLC |
| Leonardo Wind 1 LLC (WT1) | Hardin | Operational | 3 MW | Wind | Leonardo Wind 1 LLC |
| Venus Wind 3 LLC (WT1) | Poweshiek | Operational | 3 MW | Wind | Venus Wind 3 LLC |
| Michelangelo Wind 1 LLC (WT1) | Story | Operational | 3 MW | Wind | Michelangelo Wind 1 LLC |
| Michelangelo Wind 4 LLC (WT1) | Boone | Operational | 3 MW | Wind | Michelangelo Wind 4 LLC |
| Forest City Solar (FOR7) | Winnebago | Operational | 3 MW | Solar | Butter Solar, LLC |
| Waterloo Solar (IA) (WATS) | Black Hawk | Operational | 3 MW | Solar | MidAmerican Energy Co |
| Johnson County Hills Solar (JCHS) | Johnson | Operational | 3 MW | Solar | MidAmerican Energy Co |
| Bloomfield (1) | Davis | Operational | 2.8 MW | Gas | City of Bloomfield - (IA) |
| Corning (5) | Adams | Operational | 2.8 MW | Oil | City of Corning - (IA) |
| Lamoni Municipal Utilities (1) | Decatur | Operational | 2.8 MW | Oil | City of Lamoni - (IA) |
| Bloomfield (3) | Davis | Operational | 2.7 MW | Gas | City of Bloomfield - (IA) |
| Forest City Light Plant (2) | Winnebago | Operational | 2.7 MW | Oil | City of Forest City- (IA) |
| Marshalltown Generating Station (PV1) | Marshall | Operational | 2.6 MW | Solar | Interstate Power and Light Co |
| Durant (8) | Cedar | Operational | 2.6 MW | Oil | City of Durant - (IA) |
| Gowrie (3) | Webster | Operational | 2.5 MW | Oil | Gowrie Municipal Utilities |
| Lamoni Municipal Utilities (7) | Decatur | Operational | 2.5 MW | Oil | City of Lamoni - (IA) |
| Lamoni Municipal Utilities (8) | Decatur | Operational | 2.5 MW | Oil | City of Lamoni - (IA) |
| Laurens (5) | Pocahontas | Operational | 2.5 MW | Oil | City of Laurens - (IA) |
| Laurens (6) | Pocahontas | Operational | 2.5 MW | Oil | City of Laurens - (IA) |
| Laurens (7) | Pocahontas | Operational | 2.5 MW | Oil | City of Laurens - (IA) |
| Maquoketa 1 (6) | Jackson | Operational | 2.5 MW | Gas | City of Maquoketa - (IA) |
| Montezuma (7) | Poweshiek | Operational | 2.5 MW | Gas | City of Montezuma - (IA) |
| Ogden (6) | Boone | Operational | 2.5 MW | Oil | City of Ogden - (IA) |
| Rock Rapids (1) | Lyon | Operational | 2.5 MW | Oil | Rock Rapids Municipal Utility |
| State Center (6) | Marshall | Operational | 2.5 MW | Gas | City of State Center - (IA) |
| Vinton (6) | Benton | Operational | 2.5 MW | Gas | City of Vinton - (IA) |
| West Bend (5) | Palo Alto | Operational | 2.5 MW | Oil | City of West Bend |
| West Liberty (2) | Muscatine | Operational | 2.5 MW | Oil | City of West Liberty - (IA) |
| Kirkwood Wind Turbine (KCC01) | Linn | Operational | 2.5 MW | Wind | Kirkwood Community College |
| Decorah Battery (BESS1) | Winneshiek | Operational | 2.5 MW | Battery | Interstate Power and Light Co |
| Downtown Generation Plant (1) | Adair | Operational | 2.5 MW | Oil | City of Greenfield - (IA) |
| Downtown Generation Plant (2) | Adair | Operational | 2.5 MW | Oil | City of Greenfield - (IA) |
| Gilliam South (7) | Adair | Operational | 2.5 MW | Oil | City of Stuart - (IA) |
| Hopkinton (CAT) | Delaware | Operational | 2.5 MW | Oil | City of Hopkinton - (IA) |
| Brooklyn (8) | Poweshiek | Operational | 2.3 MW | Oil | City of Brooklyn - (IA) |
| Manning (M1) | Carroll | Operational | 2.3 MW | Oil | City of Manning |
| Manning (M2) | Carroll | Operational | 2.3 MW | Oil | City of Manning |
| Manning (M3) | Carroll | Operational | 2.3 MW | Oil | City of Manning |
| Hy-Vee Customer Hosted 2.25MW Solar (PV1) | Lucas | Operational | 2.3 MW | Solar | Interstate Power and Light Co |
| Brooklyn City North Plant (7) | Poweshiek | Operational | 2.3 MW | Oil | City of Brooklyn - (IA) |
| Iowa Distributed Wind Generation Project (IDWG) | Kossuth | Operational | 2.3 MW | Wind | City of Algona - (IA) |
| Grundy Center City Light Plant (IC1) | Grundy | Operational | 2.2 MW | Oil | Grundy Center Mun Light & Power |
| West Bend (4) | Palo Alto | Operational | 2.2 MW | Oil | City of West Bend |
| Wilton (8) | Muscatine | Operational | 2.2 MW | Oil | City of Wilton - (IA) |
| Wilton (9) | Muscatine | Operational | 2.2 MW | Oil | City of Wilton - (IA) |
| Dike City Power Plant (001) | Grundy | Operational | 2.2 MW | Oil | City of Dike |
| North Generation Plant (3) | Adair | Operational | 2.2 MW | Oil | City of Greenfield - (IA) |
| North Generation Plant (4) | Adair | Operational | 2.2 MW | Oil | City of Greenfield - (IA) |
| Maquoketa 1 (3) | Jackson | Operational | 2.1 MW | Gas | City of Maquoketa - (IA) |
| NCAH Central Utility Plant (S-13) | Story | Operational | 2.1 MW | Oil | National Centers for Animal Health |
| NCAH Central Utility Plant (S-14) | Story | Operational | 2.1 MW | Oil | National Centers for Animal Health |
| Alta Municipal Utilities (2A) | Buena Vista | Operational | 2 MW | Oil | City of Alta - (IA) |
| Alta Municipal Utilities (3A) | Buena Vista | Operational | 2 MW | Oil | City of Alta - (IA) |
| Anita (6) | Cass | Operational | 2 MW | Oil | City of Anita - (IA) |
| Cascade (2) | Dubuque | Operational | 2 MW | Oil | Cascade Municipal Utilities |
| Cascade (6) | Dubuque | Operational | 2 MW | Oil | Cascade Municipal Utilities |
| Coggon (IC5) | Linn | Operational | 2 MW | Oil | Coggon Municipal Light Plant |
| Corning (6) | Adams | Operational | 2 MW | Oil | City of Corning - (IA) |
| Corning (7) | Adams | Operational | 2 MW | Oil | City of Corning - (IA) |
| Graettinger (6) | Palo Alto | Operational | 2 MW | Oil | City of Graettinger - (IA) |
| Lake Park (3) | Dickinson | Operational | 2 MW | Oil | City of Lake Park - (IA) |
| Lake Park (G2) | Dickinson | Operational | 2 MW | Oil | City of Lake Park - (IA) |
| Lenox (5) | Taylor | Operational | 2 MW | Oil | City of Lenox - (IA) |
| Mt Pleasant (1) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (10) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (11) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (12) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (2) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (3) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (4A) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (5A) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (6) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (7) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (8) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Mt Pleasant (9) | Henry | Operational | 2 MW | Oil | City of Mt Pleasant - (IA) |
| Primghar (6) | O'Brien | Operational | 2 MW | Oil | City of Primghar - (IA) |
| Sibley One (2) | Osceola | Operational | 2 MW | Oil | City of Sibley - (IA) |
| Sibley One (5) | Osceola | Operational | 2 MW | Oil | City of Sibley - (IA) |
| Story City (2) | Story | Operational | 2 MW | Gas | City of Story City - (IA) |
| Story City (6) | Story | Operational | 2 MW | Oil | City of Story City - (IA) |
| Story City (7) | Story | Operational | 2 MW | Oil | City of Story City - (IA) |
| Villisca Municipal Power Plant (5) | Montgomery | Operational | 2 MW | Oil | City of Villisca - (IA) |
| Villisca Municipal Power Plant (6) | Montgomery | Operational | 2 MW | Oil | City of Villisca - (IA) |
| Winterset (5) | Madison | Operational | 2 MW | Oil | City of Winterset - (IA) |
| Winterset (6) | Madison | Operational | 2 MW | Oil | City of Winterset - (IA) |
| Winterset (7) | Madison | Operational | 2 MW | Oil | City of Winterset - (IA) |
| Winterset (8) | Madison | Operational | 2 MW | Oil | City of Winterset - (IA) |
| Winterset (9) | Madison | Operational | 2 MW | Oil | City of Winterset - (IA) |
| Alliant SBD 9203 Profol (6918) | Linn | Operational | 2 MW | Oil | American Profol Incorporated |
| University of Iowa Main Power Plant (GEN10) | Johnson | Operational | 2 MW | Gas | University of Iowa |
| University of Iowa Main Power Plant (GEN7) | Johnson | Operational | 2 MW | Gas | University of Iowa |
| University of Iowa Main Power Plant (GEN8) | Johnson | Operational | 2 MW | Gas | University of Iowa |
| University of Iowa Main Power Plant (GEN9) | Johnson | Operational | 2 MW | Gas | University of Iowa |
| Traer East (6) | Tama | Operational | 2 MW | Oil | City of Traer - (IA) |
| Traer East (7) | Tama | Operational | 2 MW | Oil | City of Traer - (IA) |
| Anderson Erickson (1) | Polk | Operational | 2 MW | Oil | Anderson Erickson Dairy |
| Allendorf (ET) | Osceola | Operational | 2 MW | Wind | E&E Enterprises LLC |
| Allendorf (WT) | Osceola | Operational | 2 MW | Wind | E&E Enterprises LLC |
| West Diesel Generation Unit (East) | Pocahontas | Operational | 2 MW | Oil | City of Pocahontas - (IA) |
| West Diesel Generation Unit (West) | Pocahontas | Operational | 2 MW | Oil | City of Pocahontas - (IA) |
| NCAH Central Utility Plant (S-17) | Story | Operational | 2 MW | Oil | National Centers for Animal Health |
| NCAH Central Utility Plant (S-18) | Story | Operational | 2 MW | Oil | National Centers for Animal Health |
| NCAH Central Utility Plant (S-19) | Story | Operational | 2 MW | Oil | National Centers for Animal Health |
| Farmers Electric Cooperative - Kalona (1) | Johnson | Operational | 2 MW | Oil | Farmers Electric Coop - (IA) |
| Farmers Electric Cooperative - Kalona (2) | Johnson | Operational | 2 MW | Oil | Farmers Electric Coop - (IA) |
| Farmers Electric Cooperative - Kalona (3) | Johnson | Operational | 2 MW | Oil | Farmers Electric Coop - (IA) |
| IA - City of Ames - Airport Road (17000) | Story | Operational | 2 MW | Solar | Forefront Power, LLC |
| NLMU Diesel (1157) | Henry | Operational | 2 MW | Oil | New London Municipal Utilities |
| NLMU Diesel (1158) | Henry | Operational | 2 MW | Oil | New London Municipal Utilities |
| NLMU Diesel (1159) | Henry | Operational | 2 MW | Oil | New London Municipal Utilities |
| NLMU Diesel (826) | Henry | Operational | 2 MW | Oil | New London Municipal Utilities |
| Panora (3) | GUTHRIE | Operational | 2 MW | Oil | City of Panora - (IA) |
| South Plant (1) | Bremer | Operational | 2 MW | Oil | Waverly Municipal Elec Utility |
| South Plant (2) | Bremer | Operational | 2 MW | Oil | Waverly Municipal Elec Utility |
| South Plant (3) | Bremer | Operational | 2 MW | Oil | Waverly Municipal Elec Utility |
| South Plant (4) | Bremer | Operational | 2 MW | Oil | Waverly Municipal Elec Utility |
| South Plant (5) | Bremer | Operational | 2 MW | Oil | Waverly Municipal Elec Utility |
| South Plant (6) | Bremer | Operational | 2 MW | Oil | Waverly Municipal Elec Utility |
| Knoxville Industrial (1) | Marion | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Knoxville Industrial (2) | Marion | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Knoxville Industrial (3) | Marion | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Knoxville Industrial (4) | Marion | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Knoxville Industrial (5) | Marion | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Knoxville Industrial (6) | Marion | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Knoxville Industrial (7) | Marion | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Knoxville Industrial (8) | Marion | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Shenandoah (1) | Page | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Shenandoah (10) | Page | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Shenandoah (2) | Page | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Shenandoah (3) | Page | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Shenandoah (4) | Page | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Shenandoah (5) | Page | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Shenandoah (6) | Page | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Shenandoah (7) | Page | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Shenandoah (8) | Page | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Shenandoah (9) | Page | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Waterloo Lundquist (1) | Black Hawk | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Waterloo Lundquist (2) | Black Hawk | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Waterloo Lundquist (3) | Black Hawk | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Waterloo Lundquist (4) | Black Hawk | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Waterloo Lundquist (5) | Black Hawk | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Waterloo Lundquist (6) | Black Hawk | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Waterloo Lundquist (7) | Black Hawk | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Waterloo Lundquist (8) | Black Hawk | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Waterloo Lundquist (9) | Black Hawk | Operational | 2 MW | Oil | MidAmerican Energy Co |
| Traer South (5) | Tama | Operational | 2 MW | Oil | City of Traer - (IA) |
| Maquoketa 2 (11) | Jackson | Operational | 2 MW | Oil | City of Maquoketa - (IA) |
| Maquoketa 2 (12) | Jackson | Operational | 2 MW | Oil | City of Maquoketa - (IA) |
| Maquoketa 2 (13) | Jackson | Operational | 2 MW | Oil | City of Maquoketa - (IA) |
| Maquoketa 2 (14) | Jackson | Operational | 2 MW | Oil | City of Maquoketa - (IA) |
| Pella Peaking (10) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (11) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (12) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (13) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (14) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (15) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (16) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (3) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (4) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (5) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (6) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (7) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (8) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Pella Peaking (9) | Marion | Operational | 2 MW | Oil | City of Pella - (IA) |
| Tipton (1A) | Cedar | Operational | 2 MW | Oil | City of Tipton - (IA) |
| Tipton (5) | Cedar | Operational | 2 MW | Oil | City of Tipton - (IA) |
| Tipton (6) | Cedar | Operational | 2 MW | Oil | City of Tipton - (IA) |
| Tipton (7) | Cedar | Operational | 2 MW | Oil | City of Tipton - (IA) |
| Wind GEM (WT1) | Adair | Operational | 1.9 MW | Wind | Wind GEM, LLC |
| Bancroft (6) | Kossuth | Operational | 1.8 MW | Oil | Bancroft Municipal Utilities |
| Bancroft (7) | Kossuth | Operational | 1.8 MW | Oil | Bancroft Municipal Utilities |
| Bellevue (1A) | Jackson | Operational | 1.8 MW | Oil | City of Bellevue - (IA) |
| Bellevue (3) | Jackson | Operational | 1.8 MW | Oil | City of Bellevue - (IA) |
| Cascade (3A) | Dubuque | Operational | 1.8 MW | Oil | Cascade Municipal Utilities |
| Dayton (IA) (5) | Webster | Operational | 1.8 MW | Oil | City of Dayton - (IA) |
| La Porte (3A) | Black Hawk | Operational | 1.8 MW | Oil | La Porte City Utilities |
| La Porte (4A) | Black Hawk | Operational | 1.8 MW | Oil | La Porte City Utilities |
| La Porte (6) | Black Hawk | Operational | 1.8 MW | Oil | La Porte City Utilities |
| Lenox (4) | Taylor | Operational | 1.8 MW | Oil | City of Lenox - (IA) |
| Maquoketa 1 (4A) | Jackson | Operational | 1.8 MW | Oil | City of Maquoketa - (IA) |
| Maquoketa 1 (8) | Jackson | Operational | 1.8 MW | Oil | City of Maquoketa - (IA) |
| Maquoketa 1 (9) | Jackson | Operational | 1.8 MW | Oil | City of Maquoketa - (IA) |
| Milford (5) | Dickinson | Operational | 1.8 MW | Oil | City of Milford - (IA) |
| Milford (6) | Dickinson | Operational | 1.8 MW | Oil | City of Milford - (IA) |
| Milford (7) | Dickinson | Operational | 1.8 MW | Oil | City of Milford - (IA) |
| Montezuma (8) | Poweshiek | Operational | 1.8 MW | Oil | City of Montezuma - (IA) |
| Montezuma (9) | Poweshiek | Operational | 1.8 MW | Oil | City of Montezuma - (IA) |
| Preston (IA) (4) | Jackson | Operational | 1.8 MW | Gas | City of Preston |
| Preston (IA) (5) | Jackson | Operational | 1.8 MW | Oil | City of Preston |
| Sumner (G1) | BREMER | Operational | 1.8 MW | Oil | City of Sumner - (IA) |
| Sumner (G2) | BREMER | Operational | 1.8 MW | Oil | City of Sumner - (IA) |
| Sumner (G3) | BREMER | Operational | 1.8 MW | Oil | City of Sumner - (IA) |
| Alliant SBD 9107 JBS USA (4660) | Marshall | Operational | 1.8 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9203 Profol (6916) | Linn | Operational | 1.8 MW | Oil | American Profol Incorporated |
| Alliant SBD 9203 Profol (6917) | Linn | Operational | 1.8 MW | Oil | American Profol Incorporated |
| Alliant SBD 9301 Prairie Farms (0079) | Dubuque | Operational | 1.8 MW | Oil | Industrial Energy Applications Inc |
| Phoenix Investors, LLC (0385) | Wright | Operational | 1.8 MW | Oil | Industrial Energy Applications Inc |
| Phoenix Investors, LLC (0386) | Wright | Operational | 1.8 MW | Oil | Industrial Energy Applications Inc |
| Phoenix Investors, LLC (5824) | Wright | Operational | 1.8 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD0201 Ingredion (01) | Linn | Operational | 1.8 MW | Oil | Industrial Energy Applications Inc |
| Wapsie Valley Creamery Back Up Generator (1) | Buchanan | Operational | 1.8 MW | Oil | Wapsie Valley Creamery |
| Eastern Iowa Solar (EIS1) | Muscatine | Operational | 1.8 MW | Solar | Central Iowa Power Cooperative |
| August Wind Farm (AUG) | Taylor | Operational | 1.8 MW | Wind | August Wind Energy, LLC |
| Amana Society Service Company (IC1) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC10) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC11) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC12) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC2) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC3) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC4) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC5) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC6) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC7) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC8) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Amana Society Service Company (IC9) | Iowa | Operational | 1.8 MW | Oil | Amana Society Service Co |
| Roseman (ROS) | Cass | Operational | 1.8 MW | Wind | Roseman Energy, LLC |
| Birch (BIR) | Taylor | Operational | 1.8 MW | Wind | Birch Power LLC |
| Durant (7) | Cedar | Operational | 1.8 MW | Oil | City of Durant - (IA) |
| Waverly Municipal Electric North Plant (17) | Bremer | Operational | 1.8 MW | Oil | Waverly Municipal Elec Utility |
| Waverly Municipal Electric North Plant (18) | Bremer | Operational | 1.8 MW | Oil | Waverly Municipal Elec Utility |
| Waverly Municipal Electric North Plant (19) | Bremer | Operational | 1.8 MW | Oil | Waverly Municipal Elec Utility |
| Waverly Municipal Electric North Plant (20) | Bremer | Operational | 1.8 MW | Oil | Waverly Municipal Elec Utility |
| Hampton Substation Energy Storage (MP1) | Franklin | Operational | 1.8 MW | Battery | Corn Belt Power Coop |
| Coon Rapids II (1) | Carroll | Operational | 1.8 MW | Oil | City of Coon Rapids |
| Coon Rapids II (2) | Carroll | Operational | 1.8 MW | Oil | City of Coon Rapids |
| Coon Rapids II (3) | Carroll | Operational | 1.8 MW | Oil | City of Coon Rapids |
| West Receiving (1) | Crawford | Operational | 1.8 MW | Oil | City of Denison - (IA) |
| North Generation Plant (1) | Adair | Operational | 1.8 MW | Oil | City of Greenfield - (IA) |
| North Generation Plant (2) | Adair | Operational | 1.8 MW | Oil | City of Greenfield - (IA) |
| Gilliam South (1) | Adair | Operational | 1.8 MW | Oil | City of Stuart - (IA) |
| Earlville (1) | Delaware | Operational | 1.8 MW | Oil | City of Earlville - (IA) |
| South Strawberry (1A) | Clayton | Operational | 1.8 MW | Oil | City of Strawberry Point |
| South Strawberry (2A) | Clayton | Operational | 1.8 MW | Oil | City of Strawberry Point |
| Grand Junction (2) | Greene | Operational | 1.7 MW | Oil | City of Grand Junction - (IA) |
| Harlan (HMU1) | Shelby | Operational | 1.7 MW | Oil | Harlan Municipal Utilities - (IA) |
| Harlan (HMU2) | Shelby | Operational | 1.7 MW | Oil | Harlan Municipal Utilities - (IA) |
| Maquoketa 1 (5) | Jackson | Operational | 1.7 MW | Gas | City of Maquoketa - (IA) |
| Montezuma (6) | Poweshiek | Operational | 1.7 MW | Gas | City of Montezuma - (IA) |
| Winterset (3) | Madison | Operational | 1.7 MW | Gas | City of Winterset - (IA) |
| University of Iowa Main Power Plant (DG7) | Johnson | Operational | 1.7 MW | Oil | University of Iowa |
| Iowa Lakes Community College Wind Farm (VMN82) | Emmet | Operational | 1.7 MW | Wind | Iowa Lakes Community College |
| Green Energy Machine (GRN) | Cass | Operational | 1.7 MW | Wind | Green Energy Machine, LLC |
| Bellevue (2) | Jackson | Operational | 1.6 MW | Oil | City of Bellevue - (IA) |
| Estherville (2) | Emmet | Operational | 1.6 MW | Oil | City of Estherville - (IA) |
| Osage (IA) (W1) | Mitchell | Operational | 1.6 MW | Wind | City of Osage - (IA) |
| Rockford (6) | Floyd | Operational | 1.6 MW | Oil | City of Rockford- (IA) |
| Wilton (5) | Muscatine | Operational | 1.6 MW | Oil | City of Wilton - (IA) |
| Wilton (6) | Muscatine | Operational | 1.6 MW | Oil | City of Wilton - (IA) |
| Wilton (7) | Muscatine | Operational | 1.6 MW | Oil | City of Wilton - (IA) |
| Metro Methane Recovery Facility (GEN10) | Polk | Operational | 1.6 MW | Landfill, Gas | WM Renewable Energy LLC |
| Metro Methane Recovery Facility (GEN11) | Polk | Operational | 1.6 MW | Landfill, Gas | WM Renewable Energy LLC |
| Metro Methane Recovery Facility (GEN12) | Polk | Operational | 1.6 MW | Landfill, Gas | WM Renewable Energy LLC |
| Alliant SBD 9205 A Y McDonald (0002) | Dubuque | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9107 JBS USA (2665) | Marshall | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9107 JBS USA (2688) | Marshall | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9107 JBS USA (2689) | Marshall | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9107 JBS USA (4644) | Marshall | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9107 JBS USA (4658) | Marshall | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9107 JBS USA (4659) | Marshall | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9106 Rockwell CR (2671) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9106 Rockwell CR (2672) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9106 Rockwell CR (2675) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9106 Rockwell CR (2678) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9106 Rockwell CR (2679) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9106 Rockwell CR (2682) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9106 Rockwell CR (2683) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9106 Rockwell CR (2684) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9106 Rockwell CR (2685) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9106 Rockwell CR (2690) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9206 Donaldson (4632) | Howard | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD0201 Ingredion (02) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD0201 Ingredion (03) | Linn | Operational | 1.6 MW | Oil | Industrial Energy Applications Inc |
| Windwalkers LLC (1) | Worth | Operational | 1.6 MW | Wind | Consolidated Edison Development Inc. |
| Roeder Family Wind Farm LLC (1) | Worth | Operational | 1.6 MW | Wind | Consolidated Edison Development Inc. |
| Luther College Wind Project (WTG01) | Winneshiek | Operational | 1.6 MW | Wind | Luther College Wind Energy Project LLC |
| Cumberland Rose (1) | Adair | Operational | 1.6 MW | Wind | Cumberland Rose Wind Energy, LLC |
| Fontanelle (1) | Adair | Operational | 1.6 MW | Wind | Forward Fontanelle Power, LLC |
| Greenfield Wind (1) | Adair | Operational | 1.6 MW | Wind | Greenfield Wind Power, LLC |
| Meadow Ridge (1) | Adair | Operational | 1.6 MW | Wind | Meadow Ridge Wind Energy, LLC |
| Sky Volt (1) | Adair | Operational | 1.6 MW | Wind | Sky Volt, LLC |
| Wiota (1) | Cass | Operational | 1.6 MW | Wind | Wiota Wind Energy, LLC #1 |
| Bloomfield Municipal Utilities Solar (PV) | Davis | Operational | 1.6 MW | Solar | AEP Onsite Partners, LLC |
| Hopkinton (1) | Delaware | Operational | 1.6 MW | Oil | City of Hopkinton - (IA) |
| Bloomfield (6) | Davis | Operational | 1.5 MW | Gas | City of Bloomfield - (IA) |
| Winterset (2) | Madison | Operational | 1.5 MW | Gas | City of Winterset - (IA) |
| John Deere Dubuque Works (GE10) | Dubuque | Operational | 1.5 MW | Oil | John Deere Dubuque Works |
| John Deere Dubuque Works (GEN5) | Dubuque | Operational | 1.5 MW | Oil | John Deere Dubuque Works |
| John Deere Dubuque Works (GEN6) | Dubuque | Operational | 1.5 MW | Oil | John Deere Dubuque Works |
| John Deere Dubuque Works (GEN7) | Dubuque | Operational | 1.5 MW | Oil | John Deere Dubuque Works |
| John Deere Dubuque Works (GEN8) | Dubuque | Operational | 1.5 MW | Oil | John Deere Dubuque Works |
| John Deere Dubuque Works (GEN9) | Dubuque | Operational | 1.5 MW | Oil | John Deere Dubuque Works |
| Alliant SBD 9205 A Y McDonald (0001) | Dubuque | Operational | 1.5 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 8602 Marion Sub (1536) | Linn | Operational | 1.5 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 8602 Marion Sub (2734) | Linn | Operational | 1.5 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 8602 Marion Sub (2785) | Linn | Operational | 1.5 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9403 Aegon DC (6112) | Linn | Operational | 1.5 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9403 Aegon DC (6113) | Linn | Operational | 1.5 MW | Oil | Industrial Energy Applications Inc |
| Wolverine (1) | Adair | Operational | 1.5 MW | Wind | Wolverine Wind Energy, LLC |
| Bulldog (1) | Adair | Operational | 1.5 MW | Wind | Bulldog Wind Energy, LLC |
| Buffalo Center Wind LLC (BCW) | Mitchell | Operational | 1.5 MW | Wind | Buffalo Center Wind LLC |
| NLMU Wind (NLMU) | Henry | Operational | 1.5 MW | Wind | New London Municipal Utilities |
| Story City Wind Project (WT01) | Story | Operational | 1.5 MW | Wind | Hamilton Wind Energy LLC |
| Traer Wind Project (WT01) | Tama | Operational | 1.5 MW | Wind | City of Traer - (IA) |
| Cedar Falls Solar Farm (1) | Black Hawk | Operational | 1.5 MW | Solar | Altus Power America Management, LLC |
| Maple City (704) | Mitchell | Operational | 1.5 MW | Solar | Greenbacker Renewable Energy Corporation |
| DPC Madison (PV1) | Winneshiek | Operational | 1.5 MW | Solar | SoCore Energy LLC |
| Panora (1) | GUTHRIE | Operational | 1.5 MW | Oil | City of Panora - (IA) |
| Des Moines Wastewater Reclamation Fac (72-04) | Polk | Operational | 1.4 MW | Biomass | Des Moines Metro WRF |
| Des Moines Wastewater Reclamation Fac (72-05) | Polk | Operational | 1.4 MW | Biomass | Des Moines Metro WRF |
| Oakdale Renewable Energy Plant (GE1) | Johnson | Operational | 1.4 MW | Gas | University of Iowa |
| Oakdale Renewable Energy Plant (GE2) | Johnson | Operational | 1.4 MW | Gas | University of Iowa |
| ISU Customer Hosted 1MW Solar Project (PV1) | Story | Operational | 1.4 MW | Solar | Interstate Power and Light Co |
| Creston School Customer Hosted Solar (PV1) | Union | Active | 1.4 MW | Solar | Interstate Power and Light Co |
| Lake Mills (4) | Winnebago | Operational | 1.3 MW | Oil | City of Lake Mills |
| State Center (3) | Marshall | Operational | 1.3 MW | Oil | City of State Center - (IA) |
| State Center (4) | Marshall | Operational | 1.3 MW | Oil | City of State Center - (IA) |
| Story City (1) | Story | Operational | 1.3 MW | Oil | City of Story City - (IA) |
| Traer Main (6) | Tama | Operational | 1.3 MW | Oil | City of Traer - (IA) |
| Vinton (1) | Benton | Operational | 1.3 MW | Gas | City of Vinton - (IA) |
| Strawberry Point DPC Solar (PV1) | Clayton | Operational | 1.3 MW | Solar | SoCore Energy LLC |
| Tipton (2) | Cedar | Operational | 1.3 MW | Oil | City of Tipton - (IA) |
| Clinton Schools (PV1) | Clinton | Active | 1.3 MW | Solar | Interstate Power and Light Co |
| Forest City Light Plant (1) | Winnebago | Operational | 1.2 MW | Oil | City of Forest City- (IA) |
| McGregor (1) | Clayton | Operational | 1.2 MW | Oil | City of McGregor- (IA) |
| Ottumwa City of (2) | Wapello | Operational | 1.2 MW | Hydro | Ottumwa City of |
| Sibley One (3) | Osceola | Operational | 1.2 MW | Oil | City of Sibley - (IA) |
| Allendorf (A1) | Osceola | Operational | 1.2 MW | Wind | E&E Enterprises LLC |
| Graettinger (5) | Palo Alto | Operational | 1.1 MW | Oil | City of Graettinger - (IA) |
| Lamoni Municipal Utilities (5) | Decatur | Operational | 1.1 MW | Oil | City of Lamoni - (IA) |
| Lenox (2) | Taylor | Operational | 1.1 MW | Oil | City of Lenox - (IA) |
| Montezuma (5) | Poweshiek | Operational | 1.1 MW | Oil | City of Montezuma - (IA) |
| Stuart (IA) (2) | Guthrie | Operational | 1.1 MW | Oil | City of Stuart - (IA) |
| Stuart (IA) (4) | Guthrie | Operational | 1.1 MW | Oil | City of Stuart - (IA) |
| Traer Main (3) | Tama | Operational | 1.1 MW | Oil | City of Traer - (IA) |
| Traer Main (4) | Tama | Operational | 1.1 MW | Oil | City of Traer - (IA) |
| West Bend (1) | Palo Alto | Operational | 1.1 MW | Oil | City of West Bend |
| Alliant SBD 9201 Norplex (0044) | Allamakee | Operational | 1.1 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 8602 Marion Sub (2741) | Linn | Operational | 1.1 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9301 Prairie Farms (0080) | Dubuque | Operational | 1.1 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD 9403 Aegon DC (6111) | Linn | Operational | 1.1 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBD0201 Ingredion (04) | Linn | Operational | 1.1 MW | Oil | Industrial Energy Applications Inc |
| Knoxville Battery Energy Storage (ES1) | Marion | Operational | 1.1 MW | Battery | MidAmerican Energy Co |
| Sibley No Two (4) | Osceola | Operational | 1.1 MW | Oil | City of Sibley - (IA) |
| Ogden (5) | Boone | Operational | 1 MW | Oil | City of Ogden - (IA) |
| Ottumwa City of (1) | Wapello | Operational | 1 MW | Hydro | Ottumwa City of |
| Ottumwa City of (3) | Wapello | Operational | 1 MW | Hydro | Ottumwa City of |
| Alliant SBD 9201 Norplex (0002) | Allamakee | Operational | 1 MW | Oil | Industrial Energy Applications Inc |
| Alliant SBG 9802 Toyota (01) | Linn | Operational | 1 MW | Gas | Industrial Energy Applications Inc |
| AgriReNew (00001) | Scott | Operational | 1 MW | Biomass | AgriReNew |
| Fareway Customer Hosted 1 MW Solar (PV1) | Boone | Operational | 1 MW | Solar | Interstate Power and Light Co |
| Perry Customer Hosted 1MW Solar Project (PV1) | Dallas | Operational | 1 MW | Solar | Interstate Power and Light Co |
| Panora (2) | GUTHRIE | Operational | 1 MW | Oil | City of Panora - (IA) |
| Bellevue (5) | Jackson | Operational | 0.9 MW | Oil | City of Bellevue - (IA) |
| Bloomfield (5) | Davis | Operational | 0.9 MW | Gas | City of Bloomfield - (IA) |
| Lenox (3) | Taylor | Operational | 0.9 MW | Oil | City of Lenox - (IA) |
| Rockford (5) | Floyd | Operational | 0.9 MW | Oil | City of Rockford- (IA) |
| West Bend (3) | Palo Alto | Operational | 0.9 MW | Oil | City of West Bend |
| Waverly Community Wind Project (CAN1) | Bremer | Operational | 0.9 MW | Wind | Waverly Municipal Elec Utility |
| Waverly Community Wind Project (CAN2) | Bremer | Operational | 0.9 MW | Wind | Waverly Municipal Elec Utility |
| Waverly Community Wind Project (SK4) | Bremer | Operational | 0.9 MW | Wind | Waverly Municipal Elec Utility |
| Laurens (3) | Pocahontas | Operational | 0.8 MW | Oil | City of Laurens - (IA) |
| Laurens (4) | Pocahontas | Operational | 0.8 MW | Oil | City of Laurens - (IA) |
| Osage (IA) (SO) | Mitchell | Operational | 0.8 MW | Solar | City of Osage - (IA) |
| Vinton (10) | Benton | Operational | 0.8 MW | Oil | City of Vinton - (IA) |
| Metro Methane Recovery Facility (GEN1) | Polk | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Metro Methane Recovery Facility (GEN2) | Polk | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Metro Methane Recovery Facility (GEN3) | Polk | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Metro Methane Recovery Facility (GEN4) | Polk | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Metro Methane Recovery Facility (GEN5) | Polk | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Metro Methane Recovery Facility (GEN6) | Polk | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Metro Methane Recovery Facility (GEN7) | Polk | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Metro Methane Recovery Facility (GEN8) | Polk | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Davenport Water Pollution Control Plant (GEN1) | Scott | Operational | 0.8 MW | Biomass | Davenport City of |
| Davenport Water Pollution Control Plant (GEN2) | Scott | Operational | 0.8 MW | Biomass | Davenport City of |
| Lake Mills Gas Recovery (GEN1) | Winnebago | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Lake Mills Gas Recovery (GEN2) | Winnebago | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Lake Mills Gas Recovery (GEN3) | Winnebago | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Lake Mills Gas Recovery (GEN4) | Winnebago | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Lake Mills Gas Recovery (GEN5) | Winnebago | Operational | 0.8 MW | Landfill, Gas | WM Renewable Energy LLC |
| Bellevue (4) | Jackson | Operational | 0.7 MW | Oil | City of Bellevue - (IA) |
| Cascade (1) | Dubuque | Operational | 0.7 MW | Oil | Cascade Municipal Utilities |
| Cascade (4) | Dubuque | Operational | 0.7 MW | Oil | Cascade Municipal Utilities |
| Forest City Light Plant (5) | Winnebago | Operational | 0.7 MW | Oil | City of Forest City- (IA) |
| Storm Lake 1 (2) | Buena Vista | Operational | 0.7 MW | Wind | ALLETE Clean Energy |
| Storm Lake 1 (3) | Buena Vista | Operational | 0.7 MW | Wind | ALLETE Clean Energy |
| Iowa Hydro LLC (1) | Jackson | Operational | 0.6 MW | Hydro | Renewable World Energies LLC |
| Iowa Hydro LLC (2) | Jackson | Operational | 0.6 MW | Hydro | Renewable World Energies LLC |
| Bancroft (5) | Kossuth | Operational | 0.6 MW | Oil | Bancroft Municipal Utilities |
| Lamoni Municipal Utilities (4) | Decatur | Operational | 0.6 MW | Oil | City of Lamoni - (IA) |
| Manning (4) | Carroll | Operational | 0.6 MW | Oil | City of Manning |
| Milford (1) | Dickinson | Operational | 0.6 MW | Oil | City of Milford - (IA) |
| State Center (1) | Marshall | Operational | 0.6 MW | Oil | City of State Center - (IA) |
| State Center (2) | Marshall | Operational | 0.6 MW | Oil | City of State Center - (IA) |
| Stuart (IA) (1) | Guthrie | Operational | 0.6 MW | Oil | City of Stuart - (IA) |
| Vinton (5) | Benton | Operational | 0.6 MW | Oil | City of Vinton - (IA) |
| Alliant SBD 9301 Prairie Farms (0081) | Dubuque | Operational | 0.6 MW | Oil | Industrial Energy Applications Inc |
| Allendorf (ST) | Osceola | Operational | 0.6 MW | Wind | E&E Enterprises LLC |
| Lamoni Municipal Utilities (6) | Decatur | Operational | 0.5 MW | Oil | City of Lamoni - (IA) |
| Milford (4) | Dickinson | Operational | 0.5 MW | Oil | City of Milford - (IA) |
| Montezuma (4) | Poweshiek | Operational | 0.5 MW | Oil | City of Montezuma - (IA) |
| Alliant SBD 9205 A Y McDonald (0003) | Dubuque | Operational | 0.5 MW | Oil | Industrial Energy Applications Inc |
| NCAH Central Utility Plant (MBGEN) | Story | Operational | 0.5 MW | Oil | National Centers for Animal Health |
| Ogden (4) | Boone | Operational | 0.4 MW | Oil | City of Ogden - (IA) |
| Rockford (1) | Floyd | Operational | 0.4 MW | Oil | City of Rockford- (IA) |
| Anita (3) | Cass | Operational | 0.3 MW | Oil | City of Anita - (IA) |
| Bloomfield (2) | Davis | Operational | 0.3 MW | Oil | City of Bloomfield - (IA) |
| Bloomfield (4) | Davis | Operational | 0.3 MW | Oil | City of Bloomfield - (IA) |
| Lamoni Municipal Utilities (3) | Decatur | Operational | 0.3 MW | Oil | City of Lamoni - (IA) |
| Lenox (1) | Taylor | Operational | 0.3 MW | Oil | City of Lenox - (IA) |
| McGregor (2) | Clayton | Operational | 0.3 MW | Oil | City of McGregor- (IA) |
| Marshalltown Generating Station (BESS1) | Marshall | Operational | 0.3 MW | Battery | Interstate Power and Light Co |
| Anita (2) | Cass | Operational | 0.2 MW | Oil | City of Anita - (IA) |
| Anita (4) | Cass | Operational | 0.2 MW | Oil | City of Anita - (IA) |
| Anita (5) | Cass | Operational | 0.2 MW | Oil | City of Anita - (IA) |
| Lamoni Municipal Utilities (2) | Decatur | Operational | 0.2 MW | Oil | City of Lamoni - (IA) |
| Manning (1) | Carroll | Operational | 0.2 MW | Oil | City of Manning |
| Manning (2) | Carroll | Operational | 0.2 MW | Oil | City of Manning |
| Montezuma (1) | Poweshiek | Operational | 0.2 MW | Oil | City of Montezuma - (IA) |
| Montezuma (10) | Poweshiek | Operational | 0.2 MW | Oil | City of Montezuma - (IA) |
| NCAH Central Utility Plant (C-3) | Story | Operational | 0.2 MW | Oil | National Centers for Animal Health |
| NCAH Central Utility Plant (FRZRF) | Story | Operational | 0.2 MW | Oil | National Centers for Animal Health |