LUNA VALLEY SOLAR
372.5 MW hybrid in Fresno, CA · In queue since April 2015 · Proposed COD December 2028
372.5 MW
Capacity
2
Components
Solar + Battery
11y 1m
In Queue
IA Executed
IA Status
Signed Nov 2018
Queue → IA
3y 7m
IA → COD
10y 1m
Total Duration
3y 7m
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: 2028-12-29
The LUNA VALLEY SOLAR project is a proposed 372.5 MW hybrid solar and battery energy storage project located in Fresno County, California. The development project consists of a 204 MW solar array coupled with a 168.5 MW battery energy storage system. It is interconnected to the CAISO grid at the Tranquility 230 kV point of interconnection.
The project, developed under the utility PGAE, entered the CAISO interconnection queue as queue ID CAISO-1129 on April 30, 2015, and has a proposed commercial operation date of December 29, 2028. An Interconnection Agreement (IA) was executed on November 25, 2018. The LUNA VALLEY SOLAR project has been the subject of recent news coverage, with six articles appearing in industry, regulatory, and deals publications.
Generated from interconnection queue and public data sources
State
CA
County
Fresno
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
PGAE
Entity
CAISO
Service Type
—
Point of Interconnection
Tranquility 230 kV
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.
Last updated 2026-03-26
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