Explore the largest battery storage projects in Connecticut and see all the utility-scale battery storage projects in Connecticut on a map.
Last updated: May 2026
On this page, you can explore our real-time database of battery storage projects in Connecticut. Each month, we track battery storage projects and update our list of the largest battery storage projects in Connecticut.
As of May 2026, there are 2 utility-scale battery storage projects in Connecticut, according to Cleanview's project tracker. Their total operating capacity is 2 MW. See also: planned battery storage projects in Connecticut→
Total Battery Storage Projects
2
Total Capacity
2 MW
Built in 2025
0
Map of battery storage projects in Connecticut. Marker size reflects capacity — only facilities with reported capacity data are shown.
Cleanview