Alliant Energy — Power Plant Portfolio

48 plants · 6.7 GW total capacity · across 3 states

Alliant Energy operates 48 power plants across 3 states with 6.7 GW total capacity. Their fleet is primarily solar (28 plants).

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Key Stats

Largest fuel
Solar (28 plants)
Largest state
Iowa (30 plants)
Subsidiary operators
Interstate Power and Light Co (29)Wisconsin Power & Light Co (18)Dane County Solar LLC (1)

Plants by State

Iowa (30 plants · 4.8 GW)

Wisconsin (17 plants · 1.7 GW)

Minnesota (1 plants · 201 MW)

Plants by Fuel Type

Solar (28 plants · 1.8 GW)

Wind (10 plants · 1.7 GW)

Natural Gas (6 plants · 2.3 GW)

Battery Storage (2 plants · 8 MW)

Coal (1 plants · 726 MW)

Oil & Petroleum (1 plants · 90 MW)