325 MW BESS operating in Riverside, CA — California Independent System Operator
325 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2023
Operating Since
Coordinates
33.9311, -116.5719
County
Riverside, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Desert Peak Energy Storage I, LLC | — | — |
| Owner(s) | Desert Peak Energy Storage I, LLC | — | — |
| Status | Operating | — | — |
Desert Peak Energy Storage I is a 325 MW battery energy storage system (BESS) located in Riverside County, California. The facility, owned and operated by Desert Peak Energy Storage I, LLC, began operating in 2023. It consists of a single generator utilizing battery technology with lithium-ion (LIB) chemistry. The plant has a total storage capacity of 1300 MWh, providing a duration of 4 hours at its full output.
The plant interconnects within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Desert Peak Energy Storage I is ranked as the 27th largest power plant in California out of 112, and 125th nationally out of 514. Financial data indicates a power purchase agreement (PPA) price of $9.91 per MWh, as reported to FERC. The plant's primary fuel is electricity (MWH).
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
−6.1K MWh
Net Charging
-59.6K MWh
Annual Net Energy
-2.1%
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.
$9.9/MWh
PPA Price
Desert Peak Energy Storage I, LLC
Contract Seller
Per-Unit Cost Trends
Market Position
ISO/RTO Market
CAISO
LMP Node
MARVEL_2_MARBX2-APND
Pricing Hub
TH_SP15_GEN-APND
Location Type
Aggregated Node
Node Source
Curated node match
Last updated 2026-03-14
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