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United States › Grid › Interconnection queues › California

BATTERY STORAGE · CAISO

Elkhorn Energy Storage

Elkhorn Energy Storage is a 189 MW battery storage request built and operating in the CAISO interconnection queue, in Monterey County, California, connecting to PGAE.

Queue statusOperating
  1. PlanningQueued May 2017 (completed)
  2. ConsentedNov 2019 (completed)
  3. Construction (completed)
  4. OperatingApr 2022 (current stage)
  5. Closed (not yet reached)

Request details

Queue ID
1374
Grid region
CAISO (California)
Utility / transmission owner
PGAE
Connection point (POI)
Moss Landing Substation 115kV
Location
Monterey County, California
Technology
Battery: 189 MW
Total requested
189 MW
Service type
Network resource (NRIS)
Study phase
Filed Unexecuted
Queue status
Operational
Entered queue
1 May 2017
Agreement signed
19 November 2019
Proposed online date
October 2020
Came online
April 2022

Location

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

Power plants in California · Transmission lines in California

Other requests in Monterey 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