SEPV Sierra — Plant Summary
- EIA Plant ID
- 64611
- Capacity
- 11.3 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries, Solar Photovoltaic
- Status
- Operating
- Location
- Los Angeles, CA
- Operating Since
- 2020
- Generators
- 2
- Operator
- SEPV Sierra, LLC
- Parent Company
- —
- Annual Generation
- 5,018 MWh
- Capacity Factor
- 5.1%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
SEPV Sierra
OperatingBESSSolarHybrid
Ranked #121 of 191 BESS plants in CA#507 of 837 nationally
11.3 MW Batteries (8 MW) + Solar Photovoltaic (3 MW) operating in Los Angeles, CA — California Independent System Operator
EIAGEMWD
11.3 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2020
Operating Since
Location
Coordinates
34.7314, -118.1376
County
Los Angeles, CA
Nearby Plants
- Division 1Solar1.5 MW · 2.6 km
- Division 3Solar1 MW · 2.6 km
- Lancaster Solar 2Solar1.5 MW · 3.5 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | SEPV Sierra, LLC | SEPV Sierra | — |
| Owner(s) | SEPV Sierra, LLC | — | — |
| Status | Operating | operating | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
SEPV Sierra is a hybrid power plant located in Los Angeles County, California. The plant, owned and operated by SEPV Sierra, LLC, began operating in 2020. It has a total capacity of 11.3 MW derived from solar photovoltaic and battery storage technologies, making it a hybrid facility. The plant consists of two generators and utilizes single-axis solar tracking. The battery energy storage system (BESS) has a capacity of 3.4 MWh, with a duration of 0.41 hours and lithium-ion battery chemistry (LIB).
The plant's latest annual generation was 5,018 MWh, resulting in a capacity factor of 5.1%. SEPV Sierra operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. It is ranked as the 193rd largest plant in California out of 300, and 729th nationally out of 1205. The plant's primary fuel source is listed as MWH, indicating the use of stored energy for generation.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
12 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
197 MWh
Net Discharge
5.0K MWh
Annual Net Energy
5.1%
Capacity Factor
Jan 2022 – Dec 2024
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.
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
LNCSTRC1_7_N003
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
EIA-860 direct report
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