Grape Valley Storage
306 MW storage in Stanislaus, CA · In queue since April 2023 · Proposed COD December 2029
306 MW
Capacity
1
Components
Battery
3y 1m
In Queue
Not Started
IA Status
COD target: 2029
Total Duration
6y 8m
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: 2029-12-31
The Grape Valley Storage project is a proposed 306 MW battery energy storage system located in Stanislaus County, California. Interconnection for the project is being managed through the CAISO queue under queue ID CAISO-54620, with an entry date of April 17, 2023. The proposed commercial operation date is December 31, 2029, and the interconnection agreement status is "Not Started."
The project, which is connected to the PG&E utility, has been the subject of recent news coverage, with seven articles appearing in the press. These articles primarily focus on deals related to the project, as well as regulatory and industry news.
Generated from interconnection queue and public data sources
State
CA
County
Stanislaus
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
PGAE
Entity
CAISO
Service Type
—
Point of Interconnection
QUINTO SW STA-FINK SW STA
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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