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10 MW BESS operating in San Diego, CA — California Independent System Operator
10 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2022
Operating Since
Coordinates
32.8335, -117.1344
County
San Diego, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | San Diego Gas & Electric Co | San Diego Gas & Electric | — |
| Owner(s) | San Diego Gas & Electric Co | Sempra Energy | — |
| Status | Operating | — | — |
Kearny North Energy Storage is a 10 MW battery energy storage system located in San Diego County, California. The plant began operating in 2022 and is owned by Sempra Energy, with San Diego Gas & Electric Co. as the operator. It consists of one generator utilizing battery technology, specifically lithium-ion batteries (LIB). The facility has a total storage capacity of 40 MWh, providing a duration of 4 hours at its full power output.
The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Kearny North Energy Storage is ranked as the 201st largest power plant in California out of 300, and 751st nationally out of 1205.
Generated from EIA, GEM, and public data sources
ISO/RTO
CAISO
Market
ISO/RTO Member
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
California Independent System Operator (CISO)
Grid Voltage
12.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
−116 MWh
Net Charging
-1.5K MWh
Annual Net Energy
-1.8%
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.
2022
$1,205/kW
Est. Construction Cost
Total estimated cost: $12.1M
Point of Interconnection
Nearest Substation
Kearny Substation · 69 kV
Substation Distance
0.203 km
Operator
San Diego Gas & Electric
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
KEARNY_7_GUS2N
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
Last updated 2026-03-26
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