United States βΊ Grid βΊ Interconnection queues βΊ California
BATTERY STORAGE Β· CAISOClay Flats
Clay Flats is a 437 MW battery storage request withdrawn in the CAISO interconnection queue, in Kings County, California, connecting to PG&E.
Queue statusWithdrawn / abandoned
- PlanningQueued Apr 2023 (completed)
- Withdrawn / abandonedApr 2025 (project stopped here)
- Consented (not reached)
- Construction (not reached)
- Operating (not reached)
- Closed (not reached)
Request details
- Queue ID
- 2229
- Grid region
- CAISO (California)
- Utility / transmission owner
- PG&E
- Connection point (POI)
- MANNING 500 kV
- Location
- Kings County, California
- Technology
- Battery: 437 MW
- Total requested
- 437 MW
- Service type
- Energy only (ERIS)
- Study phase
- Caiso Cluster 15 Unvalidated
- Queue status
- Withdrawn
- Entered queue
- 17 April 2023
- Proposed online date
- October 2030
- Withdrawn
- April 2025
Location
Marker shows the centre of Kings County; the queue data does not give exact sites.
Power plants in California Β· Transmission lines in California
Other requests in Kings County
- Pelicans Jaw Hybrid SolarSolar + storage Β· 1,000 MW Β· agreement signed
- DaylightSolar + storage Β· 611 MW Β· agreement signed
- PluotSolar + storage Β· 479 MW Β· agreement signed
- PomegranateSolar + storage Β· 479 MW Β· agreement signed
- American Kings SolarSolar + storage Β· 197 MW Β· agreement signed
- Kettleman Solar Project (Fka Kettleman Solar Farm)Solar + storage Β· 40.0 MW Β· agreement signed
- RippleSolar + storage Β· 1,880 MW Β· in study
- PlumSolar + storage Β· 1,560 MW Β· in study
- Valley Sunlight RefinerySolar + storage Β· 821 MW Β· in study
- SunglowSolar + storage Β· 744 MW Β· in study
- Blue StarSolar + storage Β· 513 MW Β· in study
- Maravillosa 1Solar + storage Β· 407 MW Β· in study
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