National Solar Capacity Ranking: 38th
National Energy Storage Capacity Ranking: 12th
Updated June 2026
SEIA’s Major Solar and Storage Projects List is a database of all U.S. ground-mounted solar projects, 1 MW and above, that are either operating, under construction or under development.
1,111 MWdc
1,509 MWh
38th (20th in 2025 additions)
143,814 homes
1.35%
977
31 (5 Manufacturers, 14 Installers/Developers, 12 Others)
$1.4 billion
3,140 MW over the next 5 years (ranks 27th)
16,209
Oklahoma’s energy storage market is developing alongside increasing solar deployment, with growing capacity to support grid reliability and energy needs.
While the policy landscape for storage continues to evolve, expanding solar capacity and investment are expected to drive additional storage deployment. Energy storage plays an increasing role in supporting grid flexibility and future clean energy growth in the state.