Hillside Energy Storage
1,041.037 MW storage in Los Angeles, CA · In queue since April 2023 · Proposed COD June 2029
1,041.037 MW
Capacity
2
Components
Battery + Battery
3y 1m
In Queue
Not Started
IA Status
COD target: 2029
Total Duration
6y 2m
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: 2029-06-01
The Hillside Energy Storage project is a proposed 1041.04 MW battery storage project located in Los Angeles County, California. The project is in the CAISO interconnection queue as entry CAISO-54703, with a queue entry date of April 17, 2023, and a proposed commercial operation date of June 1, 2029. The project consists of two battery components with capacities of 2.74 MW and 1038.3 MW, respectively.
The project's interconnection utility is Southern California Edison (SCE). As of the latest data, the interconnection agreement (IA) status is "Not Started." The point of interconnection (POI) is the Vincent 230 kV substation. The project is currently listed as "active" in the CAISO queue and has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
CA
County
Los Angeles
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
SCE
Entity
CAISO
Service Type
—
Point of Interconnection
VINCENT 230 kV
Data Source
LBNL
- ISO / RTO
- CAISO
- Trading Hub
- TH_SP15_GEN-APND
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- VINCENT_2_N101
- POI Substation
- Vincent 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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