Chula Vista Energy Center 2 — Plant Summary
- EIA Plant ID
- 67878
- Capacity
- 50 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries
- Status
- Under construction
- Location
- San Diego, CA
- Operating Since
- —
- Generators
- 1
- Operator
- Wellhead Services, Inc
- Parent Company
- Wellhead Electric Company
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Chula Vista Energy Center 2
Under constructionBESS
Ranked #91 of 191 BESS plants in CA#412 of 837 nationally
50 MW BESS under construction in San Diego, CA — California Independent System Operator
EIA
50 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
—
Operating Since
Location
Coordinates
32.5951, -117.0586
County
San Diego, CA
Nearby Plants
- EnerSmart Chula Vista Sub StationBESS6 MW · 0.7 km
- EnerSmart Imperial Beach BESSBESS3 MW · 3.8 km
- County of San Diego SBRCSolar1.3 MW · 4.6 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Wellhead Services, Inc | Wellhead Services | — |
| Owner(s) | Wellhead Services, Inc | Wellhead Electric Company | — |
| Status | Under construction | — | — |
Ownership Chain
About
Chula Vista Energy Center 2 is a 50 MW battery storage facility located in San Diego County, California. The plant is owned by Wellhead Electric Company and operated by Wellhead Services, Inc. It consists of a single generator utilizing battery technology. The facility is within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
Chula Vista Energy Center 2 is ranked as the 155th largest power plant in California out of 300 facilities, and nationally it is ranked 608th out of 1205. The plant's primary fuel source is listed as MWH, indicating it draws power from the grid to charge its batteries.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
69 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
Industrial Non-CHP
Generation
No generation data available for this plant.
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Otay Substation · 69 kV
Substation Distance
0.082 km
Operator
San Diego Gas & Electric
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
OTAY_6_N014
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
News & Articles (3)Beta
Industry·technology
Chula Vista approves 50-megawatt battery storage project aimed at boosting clean energy reliability
Developed by Wellhead Electric, the facility will store renewable power for use during peak hours, advancing the city's clean energy goals.
Wellhead Electric (developer)
San Diego Union-Tribune·5 months ago
Regulatory·federal policy
EPA to end collecting greenhouse gas emissions data
Following Trump's move away from the Paris climate agreement, EPA further deregulates environmental rules aimed at curbing climate change.
EPA (regulator)Trump (executive)
inewsource·6 months ago
General
San Diego Community Power OKs contract for battery storage project in Chula Vista
SDCP agreed to a 15-year deal with Wellhead Electric Company, which is building the Chula Vista Energy Center 2 that will provide 50 megawatts of capacity.
San Diego Union-Tribune·2 years ago
Last updated 2026-03-26
View all articles