230 MW BESS operating in Riverside, CA — California Independent System Operator
230 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2022
Operating Since
Coordinates
33.8030, -115.4020
County
Riverside, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Sunlight Storage, LLC | — | — |
| Owner(s) | Sunlight Storage, LLC | — | — |
| Status | Operating | — | — |
Sunlight Storage is a 230 MW battery energy storage system located in Riverside County, California. The facility, which began operating in 2022, is owned and operated by Sunlight Storage, LLC. It is interconnected to the California Independent System Operator (CAISO) balancing authority within the Western Electricity Coordinating Council (WECC) region. The plant utilizes lithium-ion batteries (LIB) to provide 920 MWh of energy storage, equating to a duration of 4 hours at full capacity.
Sunlight Storage is ranked as the 58th largest power plant in California out of 112, and the 230th largest in the United States out of 514. The plant's primary fuel source is electricity (MWH), indicating that it charges from the grid and discharges during periods of high demand or grid instability. The facility consists of a single generator utilizing battery storage technology.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
220 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
−3.0K MWh
Net Charging
-45.2K MWh
Annual Net Energy
-2.2%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
No financial data available for this plant.
Market Position
ISO/RTO Market
CAISO
LMP Node
DSRTSN_2_DS2X2-APND
Pricing Hub
TH_SP15_GEN-APND
Location Type
Aggregated Node
Node Source
Curated node match
Last updated 2026-03-26
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