Hidalgo Energy Storage

Hidalgo Energy Storage is a 408 MW battery storage request with a signed interconnection agreement in the CAISO interconnection queue, in San Bernardino County, California, connecting to SCE.

Queue statusConsented

PlanningQueued Apr 2021 (completed)
ConsentedSep 2025 (current stage)
Construction (not yet reached)
OperatingTarget Sep 2033 (not yet reached)
Closed (not yet reached)

Request details

Queue ID: 2096
Grid region: CAISO (California)
Utility / transmission owner: SCE
Connection point (POI): Kramer-Lugo #1 220 kV
Location: San Bernardino County, California
Technology: Battery: 408 MW
Total requested: 408 MW
Service type: Network resource (NRIS)
Study phase: Executed
Queue status: Active
Entered queue: 15 April 2021
Agreement signed: 26 September 2025
Proposed online date: September 2033

Location

Marker shows the centre of San Bernardino County; the queue data does not give exact sites.

Power plants in California · Transmission lines in California

Other requests in San Bernardino 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