HAMMERHEAD STORAGE
71.3 MW storage in San Diego, CA · In queue since April 2021 · Proposed COD May 2030
71.3 MW
Capacity
1
Components
Battery
5y 1m
In Queue
System Impact Study
IA Status
COD target: 2030
Total Duration
9y 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: 2030-05-05
The Hammerhead Storage project is a proposed 71.3 MW battery energy storage system located in San Diego County, California. The project is in the California Independent System Operator (CAISO) interconnection queue as entry CAISO-2167, with a queue entry date of April 15, 2021. Its proposed commercial operation date is May 5, 2030.
The Hammerhead Storage project's interconnection status is currently in the System Impact Study phase. The project is interconnected to the San Diego Gas & Electric (SDGE) utility grid at the Scripps Substation 69 kV point of interconnection. The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
CA
County
San Diego
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
SDGE
Entity
CAISO
Service Type
—
Point of Interconnection
Scripps Substation 69 kV
Data Source
LBNL + Live
- ISO / RTO
- CAISO
- Trading Hub
- TH_SP15_GEN-APND
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- SCRIPPS_6_N008
- POI Substation
- Scripps 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.
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