IA · US STATE

Iowa
power plants.

Iowa has 257 power plants in our public-data catalog, totalling 22.6 GW of tracked capacity. Its generating fleet leans on wind — 43.9% of tracked capacity, with coal second at 30.9%. The largest plant we track is Walter Scott Jr Energy Center (1,648 MW, online since 1994).

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257 Tracked plants
22.6 GW Tracked capacity
Wind Leading fuel
10 Fuel types

Iowa electricity mix

Tracked installed capacity by fuel. Each links to its global page.

Wind 43.9% 9.9 GW Coal 30.9% 7 GW Natural Gas 17.5% 4 GW Oil 4.5% 1 GW Nuclear 3% 0.7 GW Waste-to-Energy 0.1% 0 GW Solar 0.1% 0 GW Biomass 0% 0 GW Hydro 0% 0 GW Battery Storage 0% 0 GW

Largest plants in Iowa

01 Walter Scott Jr Energy Center Coal · 1994 1,648 MW 02 Nebraska City Coal · 1994 1,390 MW 03 Louisa Coal · 1983 812 MW 04 Ottumwa Coal · 1981 726 MW 05 Marshalltown Generating Station Natural Gas · 2016 706 MW 06 George Neal South Coal · 1978 696 MW 07 Duane Arnold Energy Center Nuclear · 1975 680 MW 08 Emery Station Natural Gas · 2004 603 MW 09 George Neal North Coal · 1975 584 MW 10 Greater Des Moines Natural Gas · 2003 576 MW 11 Highland Wind Project (IA) Wind · 2015 502 MW 12 Orient Wind Farm Wind · 2019 501 MW
Every tracked plant in Iowa, on one live map OPEN IN NRGMAP →

Frequently asked questions

Where does Iowa get its electricity?

Across the 257 plants we track in Iowa, capacity is led by wind at 43.9%, then coal at 30.9%. These are tracked installed-capacity shares from public data, not live generation.

What is the largest power plant in Iowa?

The largest plant in our Iowa catalog is Walter Scott Jr Energy Center, a coal facility with 1,648 MW (commissioned 1994).

How many power plants are in Iowa?

Our catalog tracks 257 power plants in Iowa totalling 22.6 GW, built from EIA, WRI and OpenStreetMap. The true total including the smallest installations is higher.

Nearby in scale

Missouri 124 plants New Jersey 323 plants

Biggest states

Texas 133 GW California 78.3 GW Florida 65.3 GW Illinois 49 GW Pennsylvania 47.7 GW Georgia 39.2 GW

More

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