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Summary of Electricity Activity in Iowa

Summary of Iowa Generation

Iowa is ranked #21 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 Aug 2026.

Companies on File192
Plants on File366
Total Generation5.76G MMBtu
Total Sales 5.63G kWh
Total Revenue $679.58M

Map of Top Producing Cities in the Iowa

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Overall National Rank

#21 /51 U.S. States

In Net Annual Generation

Overall Annual Net Geneneration

75.6 TWh

Total Annual Fuel Consumption

532.7 M MMBtu

Electric Companies in Iowa

192

Iowa
Power Plants

366

Natural Gas Rank

#36

Coal Rank

#9

Nuclear Rank

#44

Hydroelectric Rank

#28

Wind Rank

#4

Solar Rank

#37

Monthly Net Generation for Iowa

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Monthly Plant Fuel Consumption for Iowa

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Electricity Sales Distribution

Electricity Sales, Price, and Revenue Breakdown

SalesPrice (Avg)Revenue
Residential1.30G kWh17.06 cents/kWh$221.21M
Commercial1.14G kWh14.15 cents/kWh$160.67M
Industrial3.20G kWh9.31 cents/kWh$297.70M
Transportation0 kWh0.00 cents/kWh$0
Total5.63G kWh12.07 cents/kWh$679.58M

* Data is aggregated from Jan 2001 to Aug 2026.

Production by Source for Iowa

Download Source Breakdown

Largest 24 Power Plants in Iowa

RankPlantUtilityLocationAnnual GenerationInitial Operation DateLast UpdateFuel Types
#14Arbor Hill Wind FarmMidAmerican Energy CoGreenfield, Iowa1.1 TWhNov 2018Aug 2026 Wind
#17Archer Daniels Midland Cedar RapidsArcher Daniels Midland CoCedar Rapids, Iowa1.0 TWhOct 1988Aug 2026 Subbituminous Coal : 58.4% Natural Gas : 27.3% Bituminous Coal : 14.3%
#13Beaver Creek WindMidAmerican Energy CoOgden, Iowa1.2 TWhNov 2017Aug 2026 Wind
#22Diamond Trail Wind FarmMidAmerican Energy CoLadora, Iowa842.5 GWhNov 2020Aug 2026 Wind
#24Eclipse Wind FarmMidAmerican Energy CoAdair, Iowa821.7 GWhAug 2012Aug 2026 Wind
#5Emery StationInterstate Power and Light CoClear Lake, Iowa2.4 TWhApr 2004Aug 2026 Natural Gas
#9George Neal NorthMidAmerican Energy CoSergeant Bluff, Iowa1.6 TWhApr 1964Aug 2026 Subbituminous Coal : 97.6% Natural Gas : 2.4%
#8George Neal SouthMidAmerican Energy CoSalix, Iowa1.7 TWhJun 1979Aug 2026 Subbituminous Coal : 99.0% Distillate Fuel Oil : 1.0%
#6Greater Des MoinesMidAmerican Energy CoPleasant Hill, Iowa1.9 TWhApr 2003Dec 2025 Natural Gas
#20Highland Wind Project (IA)MidAmerican Energy CoPrimghar, Iowa951.2 GWhMay 2015Aug 2026 Wind
#15Ida Grove WindMidAmerican Energy CoIda Grove, Iowa1.1 TWhAug 2016Dec 2025 Wind
#18KeokukUnion Electric Co - (MO)Keokuk, Iowa961.8 GWhJul 1913Dec 2025 Water
#2LouisaMidAmerican Energy CoMuscatine, Iowa4.2 TWhSep 1983Aug 2026 Subbituminous Coal : 99.3% Natural Gas : 0.7%
#4Marshalltown Generating StationInterstate Power and Light CoMarshalltown, Iowa2.7 TWhMar 2017Aug 2026 Natural Gas : 99.8%
#12North EnglishMidAmerican Energy CoMontezuma, Iowa1.3 TWhNov 2018Aug 2026 Wind
#21O'Brien WindMidAmerican Energy CoPrimghar, Iowa851.2 GWhAug 2016Dec 2025 Wind
#7Orient Wind FarmMidAmerican Energy CoOrient, Iowa1.8 TWhNov 2018Aug 2026 Wind
#3OttumwaInterstate Power and Light CoOttumwa, Iowa3.5 TWhApr 1981Aug 2026 Subbituminous Coal : 99.6%
#11Palo Alto Wind FarmMidAmerican Energy CoEmmetsburg, Iowa1.4 TWhDec 2019Aug 2026 Wind
#23Pioneer Prairie Wind FarmPioneer Prairie Wind Farm I, LLCMcIntire, Iowa841.7 GWhSep 2008Aug 2026 Wind
#19Pomeroy Wind FarmMidAmerican Energy CoFonda, Iowa961.5 GWhNov 2007Aug 2026 Wind
#10Rolling Hills Wind FarmMidAmerican Energy CoMassena, Iowa1.6 TWhNov 2011Aug 2026 Wind
#16Upland PrairieInterstate Power and Light CoSpencer, Iowa1.1 TWhFeb 2019Aug 2026 Wind
#1Walter Scott Jr Energy CenterMidAmerican Energy CoCouncil Bluffs, Iowa7.7 TWhFeb 1954Aug 2026 Subbituminous Coal : 99.4% Distillate Fuel Oil : 0.5%
* Data is based on the last 12 months since Aug 2026.
View All Plants in Iowa

Electricity Generation by Iowa Counties

State RankCounty# Power PlantsNet Generation
Past 12 Months		Net Generation
from Natural Gas		Net Generation
from Wind		Net Generation
from Solar		Net Generation
from Nuclear
#3Adair County, IA184.0 TWh0.0 Wh3.9 TWh45.5 GWh0.0 Wh
#39Adams County, IA4644.4 GWh14.0 GWh630.4 GWh0.0 Wh0.0 Wh
#74Allamakee County, IA331.4 MWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#60Appanoose County, IA226.0 GWh0.0 Wh26.0 GWh0.0 Wh0.0 Wh
#18Audubon County, IA31.4 TWh241.1 GWh1.2 TWh0.0 Wh0.0 Wh
#58Black Hawk County, IA964.9 GWh48.9 GWh0.0 Wh8.2 GWh0.0 Wh
#23Boone County, IA41.2 TWh0.0 Wh1.2 TWh1.9 GWh0.0 Wh
#56Bremer County, IA6174.4 GWh68.4 MWh174.1 GWh0.0 Wh0.0 Wh
#35Buena Vista County, IA5748.0 GWh0.0 Wh748.0 GWh0.0 Wh0.0 Wh
#28Carroll County, IA5994.4 GWh0.0 Wh994.4 GWh0.0 Wh0.0 Wh
#12Cass County, IA61.6 TWh115.0 MWh1.6 TWh0.0 Wh0.0 Wh
#72Cedar County, IA4295.4 MWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#7Cerro Gordo County, IA72.8 TWh2.4 TWh368.1 GWh4.1 GWh0.0 Wh
#31Cherokee County, IA1819.2 GWh0.0 Wh819.2 GWh0.0 Wh0.0 Wh
#38Chickasaw County, IA2645.9 GWh355.3 MWh645.0 GWh0.0 Wh0.0 Wh
#25Clay County, IA31.1 TWh4.2 GWh1.1 TWh0.0 Wh0.0 Wh
#68Clayton County, IA42.2 GWh0.0 Wh0.0 Wh2.2 GWh0.0 Wh
#37Clinton County, IA6715.8 GWh0.0 Wh0.0 Wh9.0 MWh0.0 Wh
#52Crawford County, IA3263.0 GWh0.0 Wh263.0 GWh0.0 Wh0.0 Wh
#70Dallas County, IA11.9 GWh0.0 Wh0.0 Wh1.9 GWh0.0 Wh
#69Davis County, IA21.9 GWh0.0 Wh0.0 Wh1.9 GWh0.0 Wh
#73Decatur County, IA145.0 MWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#48Delaware County, IA5402.1 GWh0.0 Wh402.1 GWh0.0 Wh0.0 Wh
#59Des Moines County, IA229.1 GWh29.1 GWh0.0 Wh0.0 Wh0.0 Wh
#47Dickinson County, IA5403.0 GWh0.0 Wh402.9 GWh0.0 Wh0.0 Wh
#62Dubuque County, IA66.5 GWh0.0 Wh0.0 Wh6.3 GWh0.0 Wh
#71Emmet County, IA2577.0 MWh0.0 Wh374.0 MWh0.0 Wh0.0 Wh
#51Floyd County, IA3270.3 GWh2.6 GWh267.7 GWh0.0 Wh0.0 Wh
#20Franklin County, IA61.4 TWh0.0 Wh1.4 TWh13.2 GWh0.0 Wh
#54Greene County, IA5221.5 GWh0.0 Wh221.4 GWh0.0 Wh0.0 Wh
#40Grundy County, IA4627.8 GWh0.0 Wh627.6 GWh0.0 Wh0.0 Wh
#30Guthrie County, IA3821.7 GWh0.0 Wh821.7 GWh0.0 Wh0.0 Wh
#21Hamilton County, IA41.3 TWh11.2 GWh1.3 TWh0.0 Wh0.0 Wh
#14Hancock County, IA31.5 TWh0.0 Wh1.5 TWh0.0 Wh0.0 Wh
#50Hardin County, IA3331.1 GWh0.0 Wh331.1 GWh0.0 Wh0.0 Wh
#64Henry County, IA35.8 GWh0.0 Wh5.0 GWh0.0 Wh0.0 Wh
#44Howard County, IA3539.3 GWh0.0 Wh539.3 GWh0.0 Wh0.0 Wh
#11Ida County, IA21.8 TWh0.0 Wh1.8 TWh0.0 Wh0.0 Wh
#29Iowa County, IA4843.9 GWh0.0 Wh842.5 GWh0.0 Wh0.0 Wh
#65Jackson County, IA55.7 GWh-132.4 MWh0.0 Wh0.0 Wh0.0 Wh
#61Johnson County, IA58.3 GWh2.5 GWh0.0 Wh5.7 GWh0.0 Wh
#16Kossuth County, IA91.5 TWh22.4 MWh1.5 TWh0.0 Wh0.0 Wh
#17Lee County, IA41.5 TWh221.5 GWh0.0 Wh284.2 GWh0.0 Wh
#19Linn County, IA241.4 TWh299.2 GWh0.0 Wh373.7 GWh0.0 Wh
#2Louisa County, IA24.4 TWh27.7 GWh0.0 Wh198.9 GWh0.0 Wh
#67Lucas County, IA14.3 GWh0.0 Wh0.0 Wh4.3 GWh0.0 Wh
#76Lyon County, IA120.0 MWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#53Madison County, IA2248.7 GWh13.9 MWh248.7 GWh0.0 Wh0.0 Wh
#43Mahaska County, IA1604.9 GWh0.0 Wh604.9 GWh0.0 Wh0.0 Wh
#55Marion County, IA5184.5 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#4Marshall County, IA73.8 TWh2.7 TWh1.1 TWh4.1 GWh0.0 Wh
#13Mitchell County, IA71.5 TWh-48.7 MWh1.5 TWh4.9 GWh0.0 Wh
#57Monroe County, IA1112.1 GWh112.1 GWh0.0 Wh0.0 Wh0.0 Wh
#75Montgomery County, IA122.0 MWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#36Muscatine County, IA6717.1 GWh829.6 MWh0.0 Wh2.7 GWh0.0 Wh
#10O'Brien County, IA31.8 TWh0.0 Wh1.8 TWh0.0 Wh0.0 Wh
#41Osceola County, IA8622.7 GWh44.8 GWh577.8 GWh0.0 Wh0.0 Wh
#46Page County, IA2444.5 GWh0.0 Wh444.2 GWh0.0 Wh0.0 Wh
#15Palo Alto County, IA51.5 TWh15.4 GWh1.5 TWh0.0 Wh0.0 Wh
#34Plymouth County, IA1759.2 GWh0.0 Wh759.2 GWh0.0 Wh0.0 Wh
#22Pocahontas County, IA41.3 TWh0.0 Wh1.3 TWh0.0 Wh0.0 Wh
#8Polk County, IA92.0 TWh2.0 TWh0.0 Wh0.0 Wh0.0 Wh
#1Pottawattamie County, IA28.3 TWh7.0 GWh558.3 GWh0.0 Wh0.0 Wh
#9Poweshiek County, IA101.9 TWh36.9 MWh1.9 TWh3.8 GWh0.0 Wh
#32Sac County, IA2819.1 GWh0.0 Wh819.1 GWh0.0 Wh0.0 Wh
#63Scott County, IA36.4 GWh2.3 GWh0.0 Wh0.0 Wh0.0 Wh
#77Shelby County, IA11.0 MWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#27Story County, IA181.0 TWh331.4 GWh637.0 GWh5.5 GWh0.0 Wh
#45Tama County, IA6457.7 GWh956.0 kWh457.6 GWh0.0 Wh0.0 Wh
#49Taylor County, IA4352.0 GWh0.0 Wh351.9 GWh0.0 Wh0.0 Wh
#26Union County, IA41.0 TWh109.1 GWh804.9 GWh95.5 GWh0.0 Wh
#5Wapello County, IA23.5 TWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#33Webster County, IA5809.9 GWh2.0 GWh604.9 GWh203.0 GWh0.0 Wh
#24Winnebago County, IA71.1 TWh0.0 Wh1.1 TWh4.6 GWh0.0 Wh
#66Winneshiek County, IA34.6 GWh0.0 Wh1.9 GWh2.8 GWh0.0 Wh
#6Woodbury County, IA33.3 TWh39.2 GWh0.0 Wh7.5 GWh0.0 Wh
#42Worth County, IA7617.4 GWh13.4 GWh604.1 GWh0.0 Wh0.0 Wh
* Net Generation data is based on the last 12 months since Dec 2025.
View All Counties in Iowa

Top 20 Electricity Producing Cities in Iowa

CityNet Generation# Power Plants
Adair, Iowa1.8 TWh3
Audubon, Iowa1.2 TWh2
Britt, Iowa1.5 TWh3
Clear Lake, Iowa2.4 TWh1
Council Bluffs, Iowa7.7 TWh1
Emmetsburg, Iowa1.5 TWh2
Greenfield, Iowa1.2 TWh8
Ida Grove, Iowa1.8 TWh2
Keokuk, Iowa1.2 TWh2
Marshalltown, Iowa3.4 TWh4
Massena, Iowa1.6 TWh1
Montezuma, Iowa2.5 TWh4
Muscatine, Iowa4.9 TWh2
Ogden, Iowa1.2 TWh2
Orient, Iowa1.8 TWh3
Ottumwa, Iowa3.5 TWh2
Pleasant Hill, Iowa1.9 TWh2
Primghar, Iowa1.8 TWh2
Salix, Iowa1.7 TWh2
Sergeant Bluff, Iowa1.6 TWh1
* Data is based on the last 12 months since Aug 2026.
Browse All Cities in Iowa

Electricity Generation for Neighboring States

National RankStateNet Generation# Power Plants
#8Alabama146.1 TWh116
#24Arkansas70.1 TWh161
#31Colorado53.9 TWh416
#5Illinois192.9 TWh923
#15Indiana107.4 TWh290
#27Kansas62.3 TWh228
#22Kentucky72.9 TWh104
#11Michigan124.8 TWh408
#29Minnesota57.5 TWh939
#20Mississippi77.6 TWh107
#23Missouri71.6 TWh197
#37Nebraska40.2 TWh165
#35North Dakota44.9 TWh81
#6Ohio153.0 TWh331
#18Oklahoma94.2 TWh191
#41South Dakota21.3 TWh65
#19Tennessee83.0 TWh139
#30West Virginia55.2 TWh69
#26Wisconsin64.2 TWh365
#36Wyoming44.1 TWh101
* Net Generation data is based on the last 12 months since Aug 2026.