375 MW Batteries (125 MW) + Solar Photovoltaic (250 MW) operating in Riverside, CA — California Independent System Operator
375 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2023
Operating Since
Coordinates
33.7290, -115.3824
County
Riverside, CA
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | IP Oberon LLC | Intersect Power [100%] | — |
| Owner(s) | IP Oberon LLC | Intersect Power [100%] | — |
| Status | Operating | operating | — |
GEM identifies the owner as Intersect Power [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
The Oberon Solar Project is a 375 MW hybrid power plant located in Riverside County, California. The plant, which began operating in 2023, is owned and operated by IP Oberon LLC. It utilizes both solar photovoltaic technology and battery energy storage. The facility consists of two generators and features single-axis solar tracking. Oberon Solar is ranked as the 19th largest solar facility in California out of 112, and 110th nationally out of 514.
The plant's battery energy storage system (BESS) has a capacity of 500 MWh and a duration of 4 hours, utilizing lithium-ion battery chemistry. In its latest year of operation, the Oberon Solar Project generated 581,451 MWh, resulting in a capacity factor of 17.7%. The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Financial data is available for the plant from LBNL, and the plant has been featured in 10 news articles, with 6 focused on industry topics and 4 on regulatory matters.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
500 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
25.0K MWh
Latest Month
581.5K MWh
Annual Generation
17.7%
Capacity Factor
$36.9/MWh
LCOE (Levelized Cost)
$6.4/MWh
Energy Value
Market Position
ISO/RTO Market
CAISO
LMP Node
REDBLUFF_2_B1
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
EIA-860 direct report
Hotly contested Easley solar project near Desert Center wins OK from Riverside County
A bitterly contested commercial solar project in the California desert was unanimously approved by the Riverside County Board of Supervisors on Tuesday.
Intersect’s 679 MW solar and storage project starts operation
Intersect Power has announced the commercial operation of its Oberon Solar + Storage project, located in Riverside County, California.
Tesla Batteries Power Landmark Oberon Solar Project in California
Intersect Power has announced the commercial operation of its Oberon Solar + Storage project in Riverside County, California.
Tesla’s Megapacks used for California solar project
Tesla's Megapacks are being used to store power for a major solar project in Southern California, offering 250 MW/1GWh of energy storage or...
Last updated 2026-03-14
View all 10 articles