Explore the largest battery storage projects in NYISO and see all the utility-scale battery storage projects in NYISO on a map.
Last updated: May 2026
On this page, you can explore our real-time database of battery storage projects in NYISO. Each month, we track battery storage projects and update our list of the largest battery storage projects in NYISO.
As of May 2026, there are 51 utility-scale battery storage projects in NYISO, according to Cleanview's project tracker. Their total operating capacity is 274 MW. In 2025, there were 6 battery storage projects built in NYISO. See also: planned battery storage projects in NYISO→
Total Battery Storage Projects
51
Total Capacity
274 MW
Built in 2025
6
Map of battery storage projects in NYISO. Marker size reflects capacity — only facilities with reported capacity data are shown.
25 MW
Year Operational: October 2022
Location: Wyoming, New York
20 MW
Year Operational: January 2011
Location: Rensselaer, New York
20 MW
Year Operational: March 2019
Location: Saratoga, New York
20 MW
Year Operational: July 2023
Location: Franklin, New York
20 MW
Year Operational: May 2023
Location: Erie, New York
10 MW
Year Operational: June 2025
Location: Richmond, New York
Developer: NineDot Energy
8 MW
Year Operational: December 2024
Location: Richmond, New York
Developer: NineDot Energy
8 MW
Year Operational: September 2023
Location: Richmond, New York
6 MW
Year Operational: September 2025
Location: Kings, New York
Developer: Con Edison Development
6 MW
Year Operational: September 2025
Location: Kings, New York
Developer: Con Edison Development
2 MW
Year Operational: August 2025
Location: Suffolk, New York
Developer: Agilitas Energy
5 MW
Year Operational: June 2025
Location: Queens, New York
Developer: Agilitas Energy
10 MW
Year Operational: June 2025
Location: Richmond, New York
Developer: NineDot Energy
5 MW
Year Operational: March 2025
Location: Queens, New York
5 MW
Year Operational: February 2025
Location: Richmond, New York
Developer: NineDot Energy
8 MW
Year Operational: December 2024
Location: Richmond, New York
Developer: NineDot Energy
3 MW
Year Operational: September 2024
Location: Fulton, New York
Developer: Unable to find
5 MW
Year Operational: May 2024
Location: Orange, New York
Developer: DSD Renewables
Cleanview