Athos Power Plant

Athos Power Plant is a 908 MW solar + storage request with a signed interconnection agreement in the CAISO interconnection queue, in Riverside County, California, connecting to SCE.

Queue statusConsented

PlanningQueued May 2017 (completed)
ConsentedOct 2025 (current stage)
Construction (not yet reached)
OperatingTarget May 2027 (not yet reached)
Closed (not yet reached)

Request details

Queue ID: 1405
Grid region: CAISO (California)
Utility / transmission owner: SCE
Connection point (POI): Red Bluff Substation 230kV
Location: Riverside County, California
Technology: Solar: 458 MW · Battery: 450 MW
Total requested: 908 MW
Service type: Network resource (NRIS)
Study phase: Executed
Queue status: Active
Entered queue: 1 May 2017
Agreement signed: 27 October 2025
Proposed online date: May 2027

Location

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

Power plants in California · Transmission lines in California

Other requests in Riverside 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