Buttonbush Solar Hybrid Energy Center

Buttonbush Solar Hybrid Energy Center is a 1,636 MW solar + storage request with a signed interconnection agreement in the CAISO interconnection queue, in Kern County, California, connecting to PGAE.

Queue statusConsented

PlanningQueued Apr 2019 (completed)
ConsentedNov 2021 (current stage)
Construction (not yet reached)
OperatingTarget Dec 2026 (not yet reached)
Closed (not yet reached)

Request details

Queue ID: 1596
Grid region: CAISO (California)
Utility / transmission owner: PGAE
Connection point (POI): Midway 500 kV
Location: Kern County, California
Technology: Solar: 818 MW · Battery: 818 MW
Total requested: 1,636 MW
Service type: Network resource (NRIS)
Study phase: Executed
Queue status: Active
Entered queue: 15 April 2019
Agreement signed: 15 November 2021
Proposed online date: December 2026

Location

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

Power plants in California · Transmission lines in California

Other requests in Kern 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