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United States › Grid › Interconnection queues › California

BATTERY STORAGE · CAISO

Hillside Energy Storage

Hillside Energy Storage is a 1,065 MW battery storage request in interconnection study in the CAISO interconnection queue, in Los Angeles County, California, connecting to SCE.

Queue statusIn planning
  1. PlanningQueued Apr 2023 (current stage)
  2. Consented (not yet reached)
  3. Construction (not yet reached)
  4. OperatingTarget Jun 2029 (not yet reached)
  5. Closed (not yet reached)

Studies assess what grid upgrades the project would need and who pays for them. A signed interconnection agreement is the main step before construction.

Request details

Queue ID
2327
Grid region
CAISO (California)
Utility / transmission owner
SCE
Connection point (POI)
VINCENT 230 kV
Location
Los Angeles County, California
Technology
Battery: 1,065 MW
Total requested
1,065 MW
Service type
Network resource (NRIS)
Study phase
Caiso Cluster 15 Unvalidated
Queue status
Active
Entered queue
17 April 2023
Proposed online date
June 2029

Location

Marker shows the centre of Los Angeles County; the queue data does not give exact sites.

Power plants in California · Transmission lines in California

Other requests in Los Angeles County

Source: Lawrence Berkeley National Laboratory, Queued Up, data through end of 2025, compiled from ISO/RTO and utility queues. Check the grid operator's own queue for the latest status. Report a problem