Bellefield 2 Solar & Energy Storage Farm — Plant Summary
- EIA Plant ID
- 64209
- Capacity
- 1000 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries, Solar Photovoltaic
- Status
- Planned
- Location
- Kern, CA
- Operating Since
- —
- Generators
- 2
- Operator
- 26SB 8me LLC
- Parent Company
- AES
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Bellefield 2 Solar & Energy Storage Farm
PlannedBESSSolarHybridGEM: announced
Ranked #2 of 191 BESS plants in CA#9 of 837 nationally
1000 MW Batteries (500 MW) + Solar Photovoltaic (500 MW) planned in Kern, CA — California Independent System Operator
EIAGEM
1,000 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
Planned: —
Planned Operation
Location
Coordinates
35.0178, -118.0687
County
Kern, CA
Nearby Plants
- Edwards Sanborn S4BESS60 MW · 4.6 km
- Edwards Sanborn S3BESS70.7 MW · 4.9 km
- Bellefield Solar and Energy Storage FarmBESS1000 MW · 5.3 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | 26SB 8me LLC | Avantus | — |
| Owner(s) | 26SB 8me LLC | AES | — |
| Status | Planned | announced | — |
Ownership Chain
About
Bellefield 2 Solar & Energy Storage Farm is a 1,000 MW hybrid power plant located in Kern County, California. The facility combines solar photovoltaic generation with battery energy storage. It is owned by AES and operated by 26SB 8me LLC. The plant's primary fuel is listed as "MWH" reflecting its reliance on solar energy and stored electricity. Bellefield 2 utilizes fixed-tilt solar tracking technology.
The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Bellefield 2 Solar & Energy Storage Farm is a significant facility within California's power generation landscape, ranking as the largest of 112 solar plants in the state and 11th largest of 514 nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
220 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
No generation data available for this plant.
Financial Data
No financial data available for this plant.
Pricing & Market Data
MEDIUM confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
TOT162W1_6_GN001
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
News & Articles (10)Beta
Industry·technology
Bellefield Solar + Storage, California, US
The Bellefield Solar + Storage project is being developed by AES Corporation and combines 1GW of solar photovoltaic (PV) generation with 1GW...
AES Corporation (developer)
NS Energy·9 months ago
Industry·corporate
Factor This finance and development roundup: AES, CleanChoice, DESRI, Earthrise, Origis, rPlus, Soltage
Do you ever feel like maybe you weren't hardwired to handle all of the stimuli that the modern world throws at you?
AES (other)CleanChoice (other)
Power Engineering·9 months ago
General
AES completes 1GW Bellefield 1 solar and storage facility in US
AES has announced the completion of the 1GW Bellefield 1 solar and battery storage project in California, US.
Power Technology·9 months ago
General
AES completes 1GW Bellefield 1 solar and storage facility in US
AES has announced the completion of the 1GW Bellefield 1 solar and battery storage project in California, US.
Power Technology·9 months ago
Last updated 2026-03-26
View all 10 articles