United States βΊ Grid βΊ Interconnection queues βΊ California
SOLAR Β· CAISOGrindstone Creek Solar
Grindstone Creek Solar is a 143 MW solar request withdrawn in the CAISO interconnection queue, in Tehama County, California, connecting to PGAE.
Queue statusWithdrawn / abandoned
- PlanningQueued Apr 2021 (completed)
- Withdrawn / abandonedAug 2025 (project stopped here)
- Consented (not reached)
- Construction (not reached)
- Operating (not reached)
- Closed (not reached)
Request details
- Queue ID
- 1858
- Grid region
- CAISO (California)
- Utility / transmission owner
- PGAE
- Connection point (POI)
- Cottonwood-Delevan #1 and #2 230 kV
- Location
- Tehama County, California
- Technology
- Solar: 143 MW
- Total requested
- 143 MW
- Service type
- Network resource (NRIS)
- Study phase
- System Impact Study
- Queue status
- Withdrawn
- Entered queue
- 15 April 2021
- Proposed online date
- July 2031
- Withdrawn
- August 2025
Location
Marker shows the centre of Tehama County; the queue data does not give exact sites.
Power plants in California Β· Transmission lines in California
Other requests in Tehama County
- Lassen Lodge HydroelectricHydro Β· 4.5 MW Β· agreement signed
- Lassen Lodge Hydroelectric 2Hydro Β· 0.5 MW Β· agreement signed
- Sourgrass SolarSolar Β· 380 MW Β· withdrawn
- SevillanoSolar Β· 305 MW Β· withdrawn
- Ig Tehama SolarSolar Β· 253 MW Β· withdrawn
- Stony Creek StorageBattery storage Β· 252 MW Β· withdrawn
- MandorlaSolar + storage Β· 206 MW Β· withdrawn
- Solar + storage project 2024-G1, Tehama CountySolar + storage Β· 200 MW Β· withdrawn
- Lassen Lodge Hydroelectric Project ExpansionHydro Β· 1.4 MW Β· withdrawn
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