Explore the largest battery storage projects expected to come online in NYISO 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 NYISO. Each month, we track projects in development and update our list of the largest battery storage projects expected to come online in NYISO.
As of May 2026, there are 83 battery storage projects in development in NYISO, according to Cleanview's project tracker. Their total planned capacity is 11,050 MW. See also: operating battery storage projects in NYISO→
Planned Projects
83
Planned Capacity
11,050 MW
Unique Developers
12
400 MW
Expected Online: March 2029
Location: Clearfield, Pennsylvania
349 MW
Expected Online: December 2028
Location: Richmond, New York
300 MW
Expected Online: August 2028
Location: Bronx, New York
300 MW
Expected Online: December 2028
Location: Rensselaer, New York
300 MW
Expected Online: December 2029
Location: Wyoming, New York
300 MW
Expected Online: December 2029
Location: Orange, New York
250 MW
Expected Online: June 2027
Location: Chautauqua, New York
250 MW
Expected Online: December 2029
Location: Columbia, New York
248 MW
Expected Online: December 2029
Location: Suffolk, New York
100 MW
Expected Online: October 2026
Location: Queens, New York
Developer: 174 Power Global
20 MW
Expected Online: October 2026
Location: Erie, New York
Developer: Key Capture Energy
15 MW
Expected Online: December 2026
Location: Richmond, New York
Developer: Greenbacker
150 MW
Expected Online: January 2027
Location: Erie, New York
Developer: Levy Grid
56 MW
Expected Online: January 2027
Location: Queens, New York
Developer: ArcLight
15 MW
Expected Online: March 2027
Location: Queens, New York
125 MW
Expected Online: April 2027
Location: Suffolk, New York
Developer: Savion
250 MW
Expected Online: June 2027
Location: Chautauqua, New York
220 MW
Expected Online: June 2027
Location: Kings, New York
Cleanview