Explore the largest battery storage projects expected to come online in Hawaii 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 Hawaii. Each month, we track projects in development and update our list of the largest battery storage projects expected to come online in Hawaii.
As of May 2026, there are 7 battery storage projects in development in Hawaii, according to Cleanview's project tracker. Their total planned capacity is 161 MW. See also: operating battery storage projects in Hawaii→
Planned Projects
7
Planned Capacity
161 MW
Unique Developers
3
Map of planned battery storage projects in Hawaii. Marker size reflects planned capacity.
86 MW
Expected Online: May 2030
Location: Hawaii, Hawaii
30 MW
Expected Online: June 2026
Location: Honolulu, Hawaii
Developer: AES Clean Energy
12 MW
Expected Online: December 2026
Location: Kauai, Hawaii
Developer: Kauai Island Utility Cooperative
12 MW
Expected Online: December 2026
Location: Kauai, Hawaii
Developer: Kauai Island Utility Cooperative
8 MW
Expected Online: November 2030
Location: Hawaii, Hawaii
7 MW
Expected Online: May 2026
Location: Honolulu, Hawaii
Developer: AES Clean Energy
6 MW
Expected Online: December 2027
Location: Honolulu, Hawaii
Developer: Ameresco
30 MW
Expected Online: June 2026
Location: Honolulu, Hawaii
Developer: AES Clean Energy
12 MW
Expected Online: December 2026
Location: Kauai, Hawaii
Developer: Kauai Island Utility Cooperative
12 MW
Expected Online: December 2026
Location: Kauai, Hawaii
Developer: Kauai Island Utility Cooperative
Cleanview