Seahawk Storage 2
150 MW storage in Santa Cruz, CA · In queue since April 2023 · Proposed COD December 2029
150 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: 2029-12-01
Seahawk Storage 2 is a proposed 150 MW battery storage project located in Santa Cruz County, California. The project is in the CAISO interconnection queue as entry CAISO-54585, with a queue entry date of April 17, 2023. The proposed commercial operation date is December 1, 2029. As of the latest data, the interconnection agreement has not yet been started.
The project, which will interconnect with PG&E at the GREEN VALLEY 115 kV point of interconnection, is being tracked within an energy data platform and has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
CA
County
Santa Cruz
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
PGAE
Entity
CAISO
Service Type
—
Point of Interconnection
GREEN VALLEY 115 kV
Data Source
LBNL
- ISO / RTO
- CAISO
- Trading Hub
- TH_ZP26_GEN-APND
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- GRNVALY_1_N025
- POI Substation
- Green Valley 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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