Solstice C
420 MW hybrid in Fresno, CA · In queue since April 2023 · Proposed COD May 2031
420 MW
Capacity
2
Components
Solar + Battery
3y 1m
In Queue
Not Started
IA Status
COD target: 2031
Total Duration
8y 1m
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: 2031-05-01
The Solstice C project is a proposed 420 MW hybrid solar and battery energy storage development in Fresno County, California. The project consists of 210 MW of solar photovoltaic generation paired with 210 MW of battery storage. It is located within the California Independent System Operator (CAISO) region and is being managed by utility LSPC.
The project entered the CAISO interconnection queue as queue ID CAISO-54848 on April 17, 2023, with a proposed commercial operation date of May 1, 2031. As of the latest data, the interconnection agreement (IA) has not yet been started. The point of interconnection (POI) is the MANNING 500 kV substation. The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
CA
County
Fresno
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
LSPC
Entity
CAISO
Service Type
—
Point of Interconnection
MANNING 500 kV
Data Source
LBNL
- 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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