DESERT SANDS
300 MW storage in Riverside, CA · In queue since April 2020 · Proposed COD March 2035
300 MW
Capacity
1
Components
Battery
5y 11m
In Queue
System Impact Study
IA Status
COD target: 2035
Total Duration
14y 11m
Interconnection request submitted to ISO/RTO
CAISO uses cluster studies where projects are batched annually and studied together.
Typical: 36–48 months (IR to IA)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2035-03-31
State
CA
County
Riverside
Region
CAISO
Developer
—
Utility
SCE
Entity
CAISO
Point of Interconnection
Devers Substation 230kV
Data Source
LBNL + Live
Clean Power Alliance, NextEra Energy OK 75-MW long-duration energy storage PPA in Southern California
The project is CPA's first executed contract for eight-hour storage, following other four-hour battery projects. Published April 11, 2023.
California utility signs PPA with NextEra for eight-hour energy storage project
California utility Clean Power Alliance has inked a 15-year PPA with NextEra Energy Resources for an eight-hour duration energy storage project.
California utility signs PPA with NextEra for eight-hour energy storage project
California utility Clean Power Alliance has inked a 15-year PPA with NextEra Energy Resources for an eight-hour duration energy storage project.
California utility signs PPA with NextEra for eight-hour energy storage project
California utility Clean Power Alliance has inked a 15-year PPA with NextEra Energy Resources for an eight-hour duration energy storage project.
Last updated 2026-03-26