Explore the largest battery storage projects in Wisconsin and see all the utility-scale battery storage projects in Wisconsin on a map.
Last updated: May 2026
On this page, you can explore our real-time database of battery storage projects in Wisconsin. Each month, we track battery storage projects and update our list of the largest battery storage projects in Wisconsin.
As of May 2026, there are 6 utility-scale battery storage projects in Wisconsin, according to Cleanview's project tracker. Their total operating capacity is 284 MW. In 2025, there were 3 battery storage projects built in Wisconsin. See also: planned battery storage projects in Wisconsin→
Total Battery Storage Projects
6
Total Capacity
284 MW
Built in 2025
3
Map of battery storage projects in Wisconsin. Marker size reflects capacity — only facilities with reported capacity data are shown.
100 MW
Year Operational: October 2025
Location: Grant, Wisconsin
Developer: Alliant Energy
100 MW
Year Operational: June 2025
Location: Racine, Wisconsin
Developer: WEC Clean Energy
75 MW
Year Operational: November 2025
Location: Wood, Wisconsin
Developer: Alliant Energy
5 MW
Year Operational: August 2022
Location: Columbia, Wisconsin
4 MW
Year Operational: August 2023
Location: Richland, Wisconsin
0 MW
Year Operational: May 2022
Location: Dane, Wisconsin
75 MW
Year Operational: November 2025
Location: Wood, Wisconsin
Developer: Alliant Energy
100 MW
Year Operational: October 2025
Location: Grant, Wisconsin
Developer: Alliant Energy
100 MW
Year Operational: June 2025
Location: Racine, Wisconsin
Developer: WEC Clean Energy
4 MW
Year Operational: August 2023
Location: Richland, Wisconsin
5 MW
Year Operational: August 2022
Location: Columbia, Wisconsin
0 MW
Year Operational: May 2022
Location: Dane, Wisconsin
Cleanview