WEC Energy Group — Power Plant Portfolio

78 plants · 7.9 GW total capacity · across 8 states

WEC Energy Group operates 78 power plants across 8 states with 7.9 GW total capacity. Their fleet is primarily solar (30 plants).

Largest is South Oak Creek (1823 MW Natural Gas); oldest active is High Falls (WI) (1910); newest is Adams Road Solar (2025); top state is Wisconsin (58 plants).

Explore fleet on map →

Key Stats

Largest fuel
Solar (30 plants)
Largest state
Wisconsin (58 plants)
Subsidiary operators
Wisconsin Electric Power Co (48)Wisconsin Public Service Corp (21)Invenergy Services LLC (5)Upper Michigan Energy Resources Company (3)Coyote Ridge LLC (1)

Plants by State

Wisconsin (58 plants · 6.1 GW)

Michigan (13 plants · 365 MW)

Illinois (2 plants · 510 MW)

Nebraska (1 plants · 300 MW)

Texas (1 plants · 250 MW)

Kansas (1 plants · 197 MW)

Iowa (1 plants · 99 MW)

South Dakota (1 plants · 97 MW)

Plants by Fuel Type

Solar (30 plants · 730 MW)

Hydroelectric (25 plants · 153 MW)

Natural Gas (11 plants · 4.3 GW)

Wind (9 plants · 1.4 GW)

Coal (1 plants · 946 MW)

Oil & Petroleum (1 plants · 336 MW)

other (1 plants · 58 MW)