Battery storage projects in Wisconsin
Wisconsin has 9 operating battery storage projects with 0.3 GW of capacity. 3 came online in 2025.
- Operating9
Under 50 MW50–249 MW250 MW and up
Updated monthly. Last updated November 2026.
The largest battery storage projects in Wisconsin
Operating, by capacity
| # | Battery storage project | Year online | Capacity |
|---|---|---|---|
| 1 | Paris Solar | 2025 | 110 MW |
| 2 | Grant County | 2025 | 100 MW |
| 3 | Wood County | 2025 | 75 MW |
| 4 | Blount BESS | 2026 | 7 MW |
| 5 | Huiskamp BESS | 2026 | 7 MW |
| 6 | West Middleton BESS | 2026 | 7 MW |
| 7 | Portage Industrial Battery | 2022 | 5 MW |
| 8 | Boaz Microgrid Battery | 2023 | 4 MW |
| 9 | Middleton Biogas Solar, LLC | 2022 | 0 MW |
Battery storage projects that came online most recently in Wisconsin
Newest first
| # | Battery storage project | Year online | Capacity |
|---|---|---|---|
| 1 | Blount BESS | 2026 | 7 MW |
| 2 | Huiskamp BESS | 2026 | 7 MW |
| 3 | West Middleton BESS | 2026 | 7 MW |
| 4 | Wood County | 2025 | 75 MW |
| 5 | Grant County | 2025 | 100 MW |
| 6 | Paris Solar | 2025 | 110 MW |
| 7 | Boaz Microgrid Battery | 2023 | 4 MW |
| 8 | Portage Industrial Battery | 2022 | 5 MW |
| 9 | Middleton Biogas Solar, LLC | 2022 | 0 MW |
The developer behind each project is on paid plans. See plans
How Cleanview tracks battery storage projects
Operating battery storage projects 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 battery storage projects in Wisconsin
- How many battery storage projects are in Wisconsin?
- Wisconsin has 9 operating utility-scale battery storage projects with 0.3 GW of capacity, according to the EIA's monthly survey of power plants.
- What is the largest battery storage project in Wisconsin?
- Paris Solar in Racine County, Wisconsin is the largest, at 110 MW. It came online in 2025.
- How many battery storage projects were built in Wisconsin in 2025?
- 3 battery storage projects came online in Wisconsin in 2025, with 285 MW of capacity.
- Who is developing battery storage projects 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
Battery storage projects in other states
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- Florida
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- Hawaii
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- Illinois
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- Iowa
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- New Hampshire
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- Ohio
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- Oregon
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- Rhode Island
- South Carolina
- South Dakota
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- Texas
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- West Virginia
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