Explore the largest battery storage projects in Oklahoma and see all the utility-scale battery storage projects in Oklahoma on a map.
Last updated: May 2026
On this page, you can explore our real-time database of battery storage projects in Oklahoma. Each month, we track battery storage projects and update our list of the largest battery storage projects in Oklahoma.
As of May 2026, there are 5 utility-scale battery storage projects in Oklahoma, according to Cleanview's project tracker. Their total operating capacity is 432 MW. In 2025, there were 4 battery storage projects built in Oklahoma. See also: planned battery storage projects in Oklahoma→
Total Battery Storage Projects
5
Total Capacity
432 MW
Built in 2025
4
Map of battery storage projects in Oklahoma. Marker size reflects capacity — only facilities with reported capacity data are shown.
252 MW
Year Operational: December 2025
Location: Garfield, Oklahoma
Developer: NextEra Energy
65 MW
Year Operational: May 2025
Location: Garfield, Oklahoma
Developer: NextEra Energy
65 MW
Year Operational: May 2025
Location: Grady, Oklahoma
Developer: NextEra Energy
40 MW
Year Operational: May 2025
Location: Woodward, Oklahoma
Developer: NextEra Energy
10 MW
Year Operational: March 2020
Location: Grady, Oklahoma
252 MW
Year Operational: December 2025
Location: Garfield, Oklahoma
Developer: NextEra Energy
65 MW
Year Operational: May 2025
Location: Garfield, Oklahoma
Developer: NextEra Energy
65 MW
Year Operational: May 2025
Location: Grady, Oklahoma
Developer: NextEra Energy
40 MW
Year Operational: May 2025
Location: Woodward, Oklahoma
Developer: NextEra Energy
10 MW
Year Operational: March 2020
Location: Grady, Oklahoma
Cleanview