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88 MW BESS operating in Los Angeles, CA — California Independent System Operator
88 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2024
Operating Since
Coordinates
34.4100, -118.4500
County
Los Angeles, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Terra-Gen Operating Co-BESS 2 | — | — |
| Owner(s) | Terra-Gen Operating Co-BESS 2 | — | — |
| Status | Operating | — | — |
Placerita ESS is a battery energy storage system located in Los Angeles County, California. The plant has a total capacity of 88 MW and began operating in 2024. It is owned and operated by Terra-Gen Operating Co-BESS 2. The primary fuel type is MWH, indicating that it draws power from the grid to charge its batteries. The facility consists of one generator utilizing battery technology.
The energy storage system has a total storage capacity of 320 MWh, providing a duration of approximately 3.64 hours at its full capacity. The battery chemistry is Lithium Ion (LIB). Placerita ESS operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. The plant ranks as the 121st largest in California out of 300 plants and 528th nationally out of 1205 plants.
Generated from EIA, GEM, and public data sources
ISO/RTO
CAISO
Market
ISO/RTO Member
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
−679 MWh
Net Charging
-10.9K MWh
Annual Net Energy
-1.4%
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.
2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $119.8M
Point of Interconnection
Nearest Substation
North Oaks
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
—
Pricing Hub
TH_SP15_GEN-APND
Node Source
OSM spatial match
Substation identified. Node ID not yet resolved against ISO roster.
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No ask pi reports yet for this entity.
ask pi about Placerita ESSCalifornia Independent System Operator (CISO)
Grid Voltage
66.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP