Pala Gomez Creek BESS — Plant Summary
- EIA Plant ID
- 66280
- Capacity
- 10 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries
- Status
- Operating
- Location
- San Diego, CA
- Operating Since
- 2024
- Generators
- 1
- Operator
- San Diego Gas & Electric Co
- Parent Company
- Sempra Energy
- Annual Generation
- -3,106 MWh
- Capacity Factor
- -3.5%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Pala Gomez Creek BESS
OperatingBESS
Ranked #125 of 191 BESS plants in CA#536 of 837 nationally
10 MW BESS operating in San Diego, CA — California Independent System Operator
EIA
10 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2024
Operating Since
Location
Coordinates
33.3577, -117.1117
County
San Diego, CA
Nearby Plants
- Energy Center DoverNatural Gas118 MW · 0.2 km
- Orange Grove Peaking FacilityNatural Gas118 MW · 0.2 km
- Pala Energy Storage YardBESS1 MW · 0.2 km
Ownership & Operator
| 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 | — | — |
Ownership Chain
About
The Pala Gomez Creek BESS is a 10 MW battery energy storage system located in San Diego County, California. The plant began operating in 2024 and is owned by Sempra Energy, with San Diego Gas & Electric Co. acting as the operator. The facility utilizes lithium-ion batteries (LIB) and has a total storage capacity of 10 MWh, providing a duration of 1 hour at full output.
The plant consists of a single generator and connects to the grid within the California Independent System Operator (CAISO) balancing authority, part of the Western Electricity Coordinating Council (WECC) NERC region. In terms of size, the Pala Gomez Creek BESS is ranked as the 197th largest power plant in California out of 300, and 767th nationally out of 1205.
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
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
−106 MWh
Net Charging
-3.1K MWh
Annual Net Energy
-3.5%
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.
Financial Data
No financial data available for this plant.
Pricing & Market Data
MEDIUM confidencePoint of Interconnection
Nearest Substation
Monserate · 33 kV
Substation Distance
< 10 km
Operator
San Deigo Gas and Electric
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
—
Pricing Hub
TH_SP15_GEN-APND
Node Source
Shared substation inference
Substation identified. Node ID not yet resolved against ISO roster.
OGROVE_6_PL1X2-APNDNearby ISO Node
Red MountainSubstation
News & Articles (10)Beta
General
SDG&E Expands Energy Storage Capabilities to Enhance Grid Resiliency and Affordability for Customers
SAN DIEGO, March 14, 2025 /PRNewswire/ -- San Diego Gas & Electric (SDG&E) announced today the California Public Utilities Commission (CPUC)...
Sempra·1 years ago
General
Sempra Energy's (SRE) Arm Unveils 320 MW Wind Project in Mexico
Sempra Energy's SRE subsidiary, Sempra Infrastructure, recently revealed its final investment decision for the development, construction and...
Nasdaq·2 years ago
General
SDG&E Completes Large Energy Storage Facilities in Fallbrook and Imperial Valley
San Diego Gas & Electric has finished two energy storage facilities totaling 171 megawatts in Fallbrook and Imperial Valley,...
Times of San Diego·2 years ago
General
SDG&E Completes Large Energy Storage Facilities in Fallbrook and Imperial Valley
San Diego Gas & Electric has finished two energy storage facilities totaling 171 megawatts in Fallbrook and Imperial Valley,...
Times of San Diego·2 years ago
Last updated 2026-03-26
View all 10 articles