SEGS EXPANSION 2 HYBRID
145 MW hybrid in San Bernardino, CA · In queue since April 2020 · Proposed COD November 2026
145 MW
Capacity
2
Components
Solar + Battery
6y 1m
In Queue
IA Executed
IA Status
Signed Oct 2023
Queue → IA
3y 6m
IA → COD
3y 1m
Total Duration
3y 6m
Interconnection request submitted to ISO/RTO
CAISO uses cluster studies where projects are batched annually and studied together.
Typical: 36–48 months (IR to IA)
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 18–30 months
Proposed COD: 2026-11-02
The SEGS EXPANSION 2 HYBRID project is a proposed solar and battery energy storage development located in San Bernardino County, California. The project, with a total capacity of 145 MW, consists of a 100 MW solar component and a 45 MW battery energy storage system. It is interconnected to the CAISO grid at the Kramer Junction Substation 230kV.
The project is listed in the CAISO interconnection queue as CAISO-1775, with an initial queue entry date of April 15, 2020. The proposed commercial operation date is November 2, 2026. The interconnection agreement for the project has been executed as of October 31, 2023.
Generated from interconnection queue and public data sources
State
CA
County
San Bernardino
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
SCE
Entity
CAISO
Service Type
—
Point of Interconnection
Kramer Junction Substation 230kV
Data Source
LBNL + Live
- ISO / RTO
- CAISO
- Trading Hub
- TH_ZP26_GEN-APND
- Hub Confidence
- LOW
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
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