Alliant Energy: New 100 MW battery now storing, releasing energy in Grant County
Home » Press Releases » Alliant Energy: New 100 MW battery now storing, releasing energy in Grant County
MADISON, Wis. (October 16, 2025) – Alliant Energy announces the successful integration of its first 100- megawatt (MW) Battery Energy Storage System (BESS). Placed next to the company’s 200-MW solar project in Grant County, the newly operational battery captures and stores excess energy generated by solar and other resources, then releases the energy to the grid, as needed.
“En...
Please log in to access subscriber content.
If you don't have a subscription, please contact schmies@wispolitics.com for subscription options on the WisPolitics-State Affairs platform, which is the new home for WisPolitics subscriber products.
