Summary of Electricity Activity in Iowa
Summary of Iowa Generation
Iowa is ranked #20 out of 51 U.S. states and territories in terms of total annual net electricity generation.
GridInfo.com electricity generation data is aggregated from Jan 2001 to Sep 2025.
| Companies on File | 191 |
|---|---|
| Plants on File | 354 |
| Total Generation | 5.22G MMBtu |
| Total Sales | 4.78G kWh |
| Total Revenue | $521.92M |
Map of Top Producing Cities in the Iowa
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Natural Gas Rank
#34
Coal Rank
#15
Nuclear Rank
#44
Hydroelectric Rank
#32
Wind Rank
#3
Solar Rank
#34
Monthly Net Generation for Iowa
Electricity Sales Distribution
Electricity Sales, Price, and Revenue Breakdown
| Sales | Price (Avg) | Revenue | |
|---|---|---|---|
| Residential | 1.12G kWh | 14.79 cents/kWh | $165.19M |
| Commercial | 1.12G kWh | 11.66 cents/kWh | $130.31M |
| Industrial | 2.54G kWh | 8.90 cents/kWh | $226.42M |
| Transportation | 0 kWh | 0.00 cents/kWh | $0 |
| Total | 4.78G kWh | 10.92 cents/kWh | $521.92M |
Production by Source
Largest 24 Power Plants in Iowa
| Rank | Plant | Utility | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| #15 | Arbor Hill Wind Farm | MidAmerican Energy Co | Greenfield, Iowa | 1.1 TWh | Nov 2018 | Sep 2025 | Wind |
| #18 | Archer Daniels Midland Cedar Rapids | Archer Daniels Midland Co | Cedar Rapids, Iowa | 990.4 GWh | Oct 1988 | Sep 2025 | Subbituminous Coal : 59.5% Natural Gas : 25.4% Bituminous Coal : 15.1% |
| #13 | Beaver Creek Wind | MidAmerican Energy Co | Ogden, Iowa | 1.3 TWh | Nov 2017 | Sep 2025 | Wind |
| #23 | Diamond Trail Wind Farm | MidAmerican Energy Co | Ladora, Iowa | 836.1 GWh | Nov 2020 | Sep 2025 | Wind |
| #5 | Emery Station | Interstate Power and Light Co | Clear Lake, Iowa | 2.3 TWh | Apr 2004 | Sep 2025 | Natural Gas |
| #9 | George Neal North | MidAmerican Energy Co | Sergeant Bluff, Iowa | 1.6 TWh | Apr 1964 | Sep 2025 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| #11 | George Neal South | MidAmerican Energy Co | Salix, Iowa | 1.5 TWh | Jun 1979 | Sep 2025 | Subbituminous Coal : 99.1% |
| #24 | Glaciers Edge Wind Project | EDF Renewable Asset Holdings, Inc. | Cleghorn, Iowa | 831.7 GWh | Nov 2019 | Sep 2025 | Wind |
| #6 | Greater Des Moines | MidAmerican Energy Co | Pleasant Hill, Iowa | 2.2 TWh | Apr 2003 | Dec 2024 | Natural Gas |
| #8 | Highland Wind Project (IA) | MidAmerican Energy Co | Primghar, Iowa | 1.6 TWh | May 2015 | Sep 2025 | Wind |
| #16 | Ida Grove Wind | MidAmerican Energy Co | Ida Grove, Iowa | 1.1 TWh | Aug 2016 | Dec 2024 | Wind |
| #20 | Keokuk | Union Electric Co - (MO) | Keokuk, Iowa | 888.3 GWh | Jul 1913 | Dec 2024 | Water |
| #2 | Louisa | MidAmerican Energy Co | Muscatine, Iowa | 4.2 TWh | Sep 1983 | Sep 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| #3 | Marshalltown Generating Station | Interstate Power and Light Co | Marshalltown, Iowa | 3.4 TWh | Mar 2017 | Sep 2025 | Natural Gas : 99.9% |
| #14 | North English | MidAmerican Energy Co | Montezuma, Iowa | 1.3 TWh | Nov 2018 | Sep 2025 | Wind |
| #21 | O'Brien Wind | MidAmerican Energy Co | Primghar, Iowa | 875.9 GWh | Aug 2016 | Dec 2024 | Wind |
| #7 | Orient Wind Farm | MidAmerican Energy Co | Orient, Iowa | 1.8 TWh | Nov 2018 | Sep 2025 | Wind |
| #4 | Ottumwa | Interstate Power and Light Co | Ottumwa, Iowa | 2.9 TWh | Apr 1981 | Sep 2025 | Subbituminous Coal : 99.7% |
| #12 | Palo Alto Wind Farm | MidAmerican Energy Co | Emmetsburg, Iowa | 1.4 TWh | Dec 2019 | Sep 2025 | Wind |
| #22 | Pioneer Prairie Wind Farm | Pioneer Prairie Wind Farm I, LLC | McIntire, Iowa | 864.6 GWh | Sep 2008 | Sep 2025 | Wind |
| #19 | Pomeroy Wind Farm | MidAmerican Energy Co | Fonda, Iowa | 972.0 GWh | Nov 2007 | Sep 2025 | Wind |
| #10 | Rolling Hills Wind Farm | MidAmerican Energy Co | Massena, Iowa | 1.6 TWh | Nov 2011 | Sep 2025 | Wind |
| #17 | Upland Prairie | Interstate Power and Light Co | Spencer, Iowa | 1.1 TWh | Feb 2019 | Sep 2025 | Wind |
| #1 | Walter Scott Jr Energy Center | MidAmerican Energy Co | Council Bluffs, Iowa | 5.8 TWh | Feb 1954 | Sep 2025 | Subbituminous Coal : 98.9% Distillate Fuel Oil : 0.9% |
Electricity Generation by Iowa Counties
| State Rank | County | # Power Plants | Net Generation Past 12 Months | Net Generation from Natural Gas | Net Generation from Wind | Net Generation from Solar | Net Generation from Nuclear |
|---|---|---|---|---|---|---|---|
| #4 | Adair County, IA | 18 | 4.0 TWh | 0.0 Wh | 3.9 TWh | 45.6 GWh | 0.0 Wh |
| #41 | Adams County, IA | 4 | 632.6 GWh | 14.0 GWh | 618.5 GWh | 0.0 Wh | 0.0 Wh |
| #75 | Allamakee County, IA | 2 | 40.2 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #57 | Appanoose County, IA | 2 | 26.6 GWh | 0.0 Wh | 26.6 GWh | 0.0 Wh | 0.0 Wh |
| #15 | Audubon County, IA | 3 | 1.5 TWh | 312.2 GWh | 1.2 TWh | 0.0 Wh | 0.0 Wh |
| #56 | Black Hawk County, IA | 9 | 48.3 GWh | 34.5 GWh | 0.0 Wh | 8.3 GWh | 0.0 Wh |
| #23 | Boone County, IA | 4 | 1.3 TWh | 0.0 Wh | 1.3 TWh | 1.1 GWh | 0.0 Wh |
| #53 | Bremer County, IA | 5 | 180.2 GWh | 104.2 MWh | 179.8 GWh | 0.0 Wh | 0.0 Wh |
| #36 | Buena Vista County, IA | 5 | 748.4 GWh | 0.0 Wh | 748.3 GWh | 0.0 Wh | 0.0 Wh |
| #27 | Carroll County, IA | 5 | 995.0 GWh | 0.0 Wh | 994.8 GWh | 0.0 Wh | 0.0 Wh |
| #13 | Cass County, IA | 6 | 1.6 TWh | 110.0 MWh | 1.6 TWh | 0.0 Wh | 0.0 Wh |
| #61 | Cedar County, IA | 4 | 6.0 GWh | 0.0 Wh | 5.9 GWh | 0.0 Wh | 0.0 Wh |
| #7 | Cerro Gordo County, IA | 6 | 2.7 TWh | 2.3 TWh | 365.0 GWh | 0.0 Wh | 0.0 Wh |
| #31 | Cherokee County, IA | 1 | 831.7 GWh | 0.0 Wh | 831.7 GWh | 0.0 Wh | 0.0 Wh |
| #39 | Chickasaw County, IA | 2 | 660.9 GWh | 258.4 MWh | 660.3 GWh | 0.0 Wh | 0.0 Wh |
| #24 | Clay County, IA | 3 | 1.1 TWh | 6.8 GWh | 1.1 TWh | 0.0 Wh | 0.0 Wh |
| #67 | Clayton County, IA | 4 | 2.2 GWh | 0.0 Wh | 0.0 Wh | 2.2 GWh | 0.0 Wh |
| #37 | Clinton County, IA | 3 | 727.4 GWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #50 | Crawford County, IA | 3 | 287.5 GWh | 0.0 Wh | 287.5 GWh | 0.0 Wh | 0.0 Wh |
| #71 | Dallas County, IA | 1 | 739.0 MWh | 0.0 Wh | 0.0 Wh | 739.0 MWh | 0.0 Wh |
| #68 | Davis County, IA | 2 | 2.0 GWh | 0.0 Wh | 0.0 Wh | 2.0 GWh | 0.0 Wh |
| #73 | Decatur County, IA | 1 | 86.0 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #45 | Delaware County, IA | 5 | 420.2 GWh | 0.0 Wh | 420.2 GWh | 0.0 Wh | 0.0 Wh |
| #58 | Des Moines County, IA | 2 | 14.1 GWh | 14.1 GWh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #46 | Dickinson County, IA | 5 | 361.0 GWh | 0.0 Wh | 360.7 GWh | 0.0 Wh | 0.0 Wh |
| #60 | Dubuque County, IA | 6 | 6.7 GWh | 27.2 MWh | 0.0 Wh | 6.5 GWh | 0.0 Wh |
| #69 | Emmet County, IA | 2 | 1.9 GWh | 0.0 Wh | 1.7 GWh | 0.0 Wh | 0.0 Wh |
| #51 | Floyd County, IA | 3 | 274.6 GWh | 432.0 MWh | 274.1 GWh | 0.0 Wh | 0.0 Wh |
| #20 | Franklin County, IA | 6 | 1.4 TWh | 0.0 Wh | 1.3 TWh | 11.7 GWh | 0.0 Wh |
| #52 | Greene County, IA | 5 | 212.2 GWh | 0.0 Wh | 212.2 GWh | 0.0 Wh | 0.0 Wh |
| #34 | Grundy County, IA | 4 | 798.2 GWh | 0.0 Wh | 798.1 GWh | 0.0 Wh | 0.0 Wh |
| #32 | Guthrie County, IA | 3 | 825.8 GWh | 0.0 Wh | 825.8 GWh | 0.0 Wh | 0.0 Wh |
| #19 | Hamilton County, IA | 4 | 1.4 TWh | 21.7 GWh | 1.4 TWh | 0.0 Wh | 0.0 Wh |
| #14 | Hancock County, IA | 3 | 1.5 TWh | 0.0 Wh | 1.5 TWh | 0.0 Wh | 0.0 Wh |
| #47 | Hardin County, IA | 3 | 355.4 GWh | 0.0 Wh | 355.4 GWh | 0.0 Wh | 0.0 Wh |
| #66 | Henry County, IA | 3 | 4.3 GWh | 0.0 Wh | 4.3 GWh | 0.0 Wh | 0.0 Wh |
| #44 | Howard County, IA | 3 | 574.4 GWh | 0.0 Wh | 574.4 GWh | 0.0 Wh | 0.0 Wh |
| #11 | Ida County, IA | 2 | 1.8 TWh | 0.0 Wh | 1.8 TWh | 0.0 Wh | 0.0 Wh |
| #30 | Iowa County, IA | 3 | 837.1 GWh | 0.0 Wh | 836.1 GWh | 0.0 Wh | 0.0 Wh |
| #65 | Jackson County, IA | 5 | 5.3 GWh | -418.4 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #59 | Johnson County, IA | 5 | 10.2 GWh | 2.7 GWh | 0.0 Wh | 5.6 GWh | 0.0 Wh |
| #16 | Kossuth County, IA | 9 | 1.5 TWh | 2.7 MWh | 1.5 TWh | 0.0 Wh | 0.0 Wh |
| #22 | Lee County, IA | 4 | 1.3 TWh | 209.1 GWh | 0.0 Wh | 244.3 GWh | 0.0 Wh |
| #18 | Linn County, IA | 24 | 1.4 TWh | 282.2 GWh | 223.0 MWh | 342.8 GWh | 0.0 Wh |
| #2 | Louisa County, IA | 2 | 4.4 TWh | 34.4 GWh | 0.0 Wh | 210.5 GWh | 0.0 Wh |
| #70 | Lucas County, IA | 1 | 1.5 GWh | 0.0 Wh | 0.0 Wh | 1.5 GWh | 0.0 Wh |
| #76 | Lyon County, IA | 1 | 13.0 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #48 | Madison County, IA | 2 | 330.0 GWh | 19.6 MWh | 329.9 GWh | 0.0 Wh | 0.0 Wh |
| #43 | Mahaska County, IA | 1 | 586.5 GWh | 0.0 Wh | 586.5 GWh | 0.0 Wh | 0.0 Wh |
| #54 | Marion County, IA | 5 | 164.8 GWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #3 | Marshall County, IA | 7 | 4.3 TWh | 3.5 TWh | 860.7 GWh | 2.4 GWh | 0.0 Wh |
| #12 | Mitchell County, IA | 5 | 1.6 TWh | -96.6 MWh | 1.6 TWh | 4.1 GWh | 0.0 Wh |
| #55 | Monroe County, IA | 1 | 110.5 GWh | 110.5 GWh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #77 | Montgomery County, IA | 1 | 7.0 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #38 | Muscatine County, IA | 6 | 726.6 GWh | 1.4 GWh | 0.0 Wh | 2.9 GWh | 0.0 Wh |
| #8 | O'Brien County, IA | 3 | 2.5 TWh | 0.0 Wh | 2.5 TWh | 0.0 Wh | 0.0 Wh |
| #42 | Osceola County, IA | 8 | 627.2 GWh | 43.5 GWh | 583.7 GWh | 0.0 Wh | 0.0 Wh |
| #74 | Page County, IA | 2 | 44.0 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #17 | Palo Alto County, IA | 5 | 1.5 TWh | 15.0 GWh | 1.5 TWh | 0.0 Wh | 0.0 Wh |
| #35 | Plymouth County, IA | 1 | 778.2 GWh | 0.0 Wh | 778.2 GWh | 0.0 Wh | 0.0 Wh |
| #21 | Pocahontas County, IA | 4 | 1.4 TWh | 0.0 Wh | 1.4 TWh | 0.0 Wh | 0.0 Wh |
| #9 | Polk County, IA | 9 | 2.3 TWh | 2.2 TWh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #1 | Pottawattamie County, IA | 2 | 6.4 TWh | 10.8 GWh | 584.1 GWh | 0.0 Wh | 0.0 Wh |
| #10 | Poweshiek County, IA | 10 | 1.9 TWh | 43.1 MWh | 1.9 TWh | 1.6 GWh | 0.0 Wh |
| #33 | Sac County, IA | 2 | 806.9 GWh | 0.0 Wh | 806.9 GWh | 0.0 Wh | 0.0 Wh |
| #62 | Scott County, IA | 3 | 5.7 GWh | 570.0 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #78 | Shelby County, IA | 1 | 2.0 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #29 | Story County, IA | 18 | 991.3 GWh | 361.9 GWh | 596.3 GWh | 4.7 GWh | 0.0 Wh |
| #64 | Tama County, IA | 5 | 5.6 GWh | -13.3 MWh | 5.8 GWh | 0.0 Wh | 0.0 Wh |
| #49 | Taylor County, IA | 4 | 323.2 GWh | 0.0 Wh | 323.1 GWh | 0.0 Wh | 0.0 Wh |
| #28 | Union County, IA | 4 | 993.9 GWh | 70.0 GWh | 827.8 GWh | 96.1 GWh | 0.0 Wh |
| #6 | Wapello County, IA | 2 | 2.9 TWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #72 | Warren County, IA | 1 | 446.0 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #25 | Webster County, IA | 5 | 1.0 TWh | 20.9 GWh | 804.2 GWh | 208.6 GWh | 0.0 Wh |
| #26 | Winnebago County, IA | 7 | 1.0 TWh | 0.0 Wh | 1.0 TWh | 5.1 GWh | 0.0 Wh |
| #63 | Winneshiek County, IA | 3 | 5.6 GWh | 0.0 Wh | 2.7 GWh | 3.1 GWh | 0.0 Wh |
| #5 | Woodbury County, IA | 3 | 3.1 TWh | 14.0 GWh | 0.0 Wh | 7.4 GWh | 0.0 Wh |
| #40 | Worth County, IA | 7 | 633.8 GWh | 12.2 GWh | 621.6 GWh | 0.0 Wh | 0.0 Wh |
Top 20 Electricity Producing Cities in Iowa
| City | Net Generation | # Power Plants |
|---|---|---|
| Adair, Iowa | 1.8 TWh | 3 |
| Audubon, Iowa | 1.2 TWh | 2 |
| Britt, Iowa | 1.5 TWh | 3 |
| Clear Lake, Iowa | 2.3 TWh | 1 |
| Council Bluffs, Iowa | 5.8 TWh | 1 |
| Emmetsburg, Iowa | 1.4 TWh | 2 |
| Greenfield, Iowa | 1.2 TWh | 8 |
| Ida Grove, Iowa | 1.8 TWh | 2 |
| Keokuk, Iowa | 1.1 TWh | 2 |
| Marshalltown, Iowa | 3.9 TWh | 4 |
| Massena, Iowa | 1.6 TWh | 1 |
| Montezuma, Iowa | 2.5 TWh | 4 |
| Muscatine, Iowa | 4.9 TWh | 2 |
| Ogden, Iowa | 1.3 TWh | 2 |
| Orient, Iowa | 1.8 TWh | 3 |
| Ottumwa, Iowa | 2.9 TWh | 2 |
| Pleasant Hill, Iowa | 2.2 TWh | 2 |
| Primghar, Iowa | 2.5 TWh | 2 |
| Salix, Iowa | 1.5 TWh | 2 |
| Sergeant Bluff, Iowa | 1.6 TWh | 1 |
Electricity Generation for Neighboring States
| National Rank | State | Net Generation | # Power Plants |
|---|---|---|---|
| #8 | Alabama | 141.1 TWh | 115 |
| #25 | Arkansas | 64.9 TWh | 150 |
| #30 | Colorado | 56.9 TWh | 367 |
| #5 | Illinois | 189.2 TWh | 652 |
| #13 | Indiana | 106.4 TWh | 285 |
| #27 | Kansas | 63.1 TWh | 223 |
| #22 | Kentucky | 70.9 TWh | 98 |
| #11 | Michigan | 126.2 TWh | 387 |
| #28 | Minnesota | 60.0 TWh | 913 |
| #19 | Mississippi | 78.6 TWh | 103 |
| #23 | Missouri | 69.4 TWh | 187 |
| #36 | Nebraska | 38.9 TWh | 154 |
| #35 | North Dakota | 42.3 TWh | 75 |
| #6 | Ohio | 145.1 TWh | 313 |
| #18 | Oklahoma | 91.3 TWh | 179 |
| #42 | South Dakota | 21.6 TWh | 62 |
| #21 | Tennessee | 72.4 TWh | 137 |
| #31 | West Virginia | 49.7 TWh | 66 |
| #24 | Wisconsin | 66.5 TWh | 329 |
| #33 | Wyoming | 44.9 TWh | 100 |
* Net Generation data is based on the last 12 months since Sep 2025