Largest Power Plants in Iowa

Iowa has 331 power plants with a combined nameplate capacity of 24,721 MW. The table below ranks the 50 largest by installed capacity — these are the facilities with the most generation potential in the state. Nameplate capacity measures the maximum output under ideal conditions; actual generation depends on fuel cost, demand, and maintenance schedules.

For a complete list of all plants in the state, visit the Iowa state page. To find plants near a specific address, use the address lookup.

#PlantStateFuelCapacity
1Walter Scott Jr Energy CenterIowaCoal1,648 MW
2LouisaIowaCoal812 MW
3OttumwaIowaCoal726 MW
4Marshalltown Generating StationIowaNatural Gas709 MW
5George Neal SouthIowaCoal696 MW
6Emery StationIowaNatural Gas603 MW
7George Neal NorthIowaCoal584 MW
8Greater Des MoinesIowaNatural Gas576 MW
9Highland Wind Project (Ia)IowaWind502 MW
10Orient Wind FarmIowaWind501 MW
11Rolling Hills Wind FarmIowaWind484 MW
12Beaver Creek WindIowaWind340 MW
13North EnglishIowaWind340 MW
14Palo Alto Wind FarmIowaWind340 MW
15Arbor Hill Wind FarmIowaWind310 MW
16Ida Grove WindIowaWind301 MW
17Pioneer Prairie Wind FarmIowaWind300 MW
18Upland PrairieIowaWind299 MW
19Archer Daniels Midland Cedar RapidsIowaCoal295 MW
20Muscatine Plant #1IowaCoal294 MW
21Burlington (Ia)IowaNatural Gas291 MW
22Pomeroy Wind FarmIowaWind286 MW
23LansingIowaCoal275 MW
24ElectrifarmIowaNatural Gas264 MW
25Southern Hills Wind FarmIowaWind254 MW
26Diamond Trail Wind FarmIowaWind253 MW
27Lundgren Wind ProjectIowaWind251 MW
28O'brien WindIowaWind250 MW
29Great Pathfinder WindIowaWind224 MW
30Prairie CreekIowaCoal213 MW
31Glaciers Edge Wind ProjectIowaWind212 MW
32Eclipse Wind FarmIowaWind207 MW
33Ledyard Windpower, LlcIowaWind207 MW
34Plymouth WindIowaWind203 MW
35Chickasaw Wind FarmIowaWind202 MW
36Whispering Willow NorthIowaWind201 MW
37CenturyIowaWind201 MW
38Ida Grove IiIowaWind201 MW
39Fpl Energy Crystal Lake Wind Ii LlcIowaWind200 MW
40Heartland Divide IiIowaWind200 MW
41Golden PlainsIowaWind200 MW
42Whispering Willow Wind Farm - EastIowaWind200 MW
43Turtle Creek Wind Farm LlcIowaWind199 MW
44MarshalltownIowaNatural Gas189 MW
45ExiraIowaNatural Gas182 MW
46Archer Daniels Midland ClintonIowaCoal180 MW
47Pleasant HillIowaNatural Gas180 MW
48IntrepidIowaWind176 MW
49Adair Wind FarmIowaWind175 MW
50English FarmsIowaWind172 MW

Cite this page

PowerPlantsNearMe.com. (2026). Largest Power Plants in Iowa. Derived from EIA Form 860, EIA Form 923, and EPA eGRID. Retrieved from https://powerplantsnearme.com/largest-power-plants/iowa

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