Cleanview

Nuclear power plants in Wisconsin

Wisconsin has 1 operating nuclear power plants with 1.3 GW of capacity.

  • Operating1
MilwaukeeMadisonGreen BayEau ClaireWausau

Under 250 MW250–999 MW1 GW and up

Updated monthly. Last updated November 2026.

The largest nuclear power plants in Wisconsin

Operating, by capacity

#Nuclear power plantYear onlineCapacity
1Point Beach Nuclear Plant19721,286 MW

Nuclear power plants that came online most recently in Wisconsin

Newest first

#Nuclear power plantYear onlineCapacity
1Point Beach Nuclear Plant19721,286 MW
The developer behind each project is on paid plans. See plans

How Cleanview tracks nuclear power plants

Operating nuclear power plants come from the EIA's monthly survey of power plants. Planned projects come from the grid operators' interconnection queues. We research who is developing each one, since a queue lists a project company, not its owner.

Questions about nuclear power plants in Wisconsin

How many nuclear power plants are in Wisconsin?
Wisconsin has 1 operating utility-scale nuclear power plants with 1.3 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest nuclear power plant in Wisconsin?
Point Beach Nuclear Plant in Manitowoc County, Wisconsin is the largest, at 1,286 MW. It came online in 1972.
How many nuclear power plants were built in Wisconsin in 2025?
0 nuclear power plants came online in Wisconsin in 2025, with 0 MW of capacity.
Who is developing nuclear power plants in Wisconsin?
Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.

More energy trackers for Wisconsin

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