Explore the largest battery storage projects expected to come online in Wisconsin and see all proposed battery storage projects on a map.
Last updated: May 2026
On this page, you can explore our database of planned battery storage projects in Wisconsin. Each month, we track projects in development and update our list of the largest battery storage projects expected to come online in Wisconsin.
As of May 2026, there are 25 battery storage projects in development in Wisconsin, according to Cleanview's project tracker. Their total planned capacity is 3,045 MW. See also: operating battery storage projects in Wisconsin→
Planned Projects
25
Planned Capacity
3,045 MW
Unique Developers
5
Map of planned battery storage projects in Wisconsin. Marker size reflects planned capacity.
400 MW
Expected Online: December 2028
Location: Columbia, Wisconsin
300 MW
Expected Online: October 2027
Location: Columbia, Wisconsin
300 MW
Expected Online: March 2028
Location: Milwaukee, Wisconsin
200 MW
Expected Online: September 2024
Location: Kenosha, Wisconsin
200 MW
Expected Online: May 2028
Location: Juneau, Wisconsin
200 MW
Expected Online: June 2028
Location: Ozaukee, Wisconsin
180 MW
Expected Online: September 2029
Location: Waushara, Wisconsin
150 MW
Expected Online: October 2028
Location: Kenosha, Wisconsin
150 MW
Expected Online: October 2025
Location: Outagamie, Wisconsin
92 MW
Expected Online: September 2026
Location: La Crosse, Wisconsin
40 MW
Expected Online: November 2026
Location: Dane, Wisconsin
Developer: MGE
99 MW
Expected Online: December 2026
Location: Sheboygan, Wisconsin
Developer: Alliant Energy
100 MW
Expected Online: June 2027
Location: Fond du Lac, Wisconsin
100 MW
Expected Online: June 2027
Location: Rock, Wisconsin
0 MW
Expected Online: June 2027
Location: Dunn, Wisconsin
Developer: Tyr Energy
98 MW
Expected Online: September 2027
Location: Lafayette, Wisconsin
300 MW
Expected Online: October 2027
Location: Columbia, Wisconsin
Cleanview