SEQUOIA
400 MW hybrid in Tulare, CA · In queue since April 2020 · Proposed COD January 2031
400 MW
Capacity
2
Components
Solar + Battery
6y 1m
In Queue
System Impact Study
IA Status
COD target: 2031
Total Duration
10y 9m
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 not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2031-01-01
The SEQUOIA project is a proposed 400 MW hybrid solar and battery energy storage project located in Tulare County, California. The development project consists of 200 MW of solar photovoltaic generation and 200 MW of battery energy storage. It is listed in the CAISO interconnection queue as entry CAISO-1792, with a queue entry date of April 15, 2020. The proposed commercial operation date is January 1, 2031, and the project's interconnection status is currently in the System Impact Study phase.
The SEQUOIA project is interconnected to Southern California Edison (SCE) at the Vestal Substation 230 kV. The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
CA
County
Tulare
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
SCE
Entity
CAISO
Service Type
—
Point of Interconnection
Vestal Substation 230 kV
Data Source
LBNL + Live
- ISO / RTO
- CAISO
- Trading Hub
- TH_ZP26_GEN-APND
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- REXFRD_2_RSFBX2-APND
- POI Substation
- Vestal Substation
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.
Last updated 2026-03-26
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