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BATTERY STORAGE · WESTBattery storage project Q467, Maricopa County
Battery storage project Q467, Maricopa County is a 300 MW battery storage request in interconnection study in the West interconnection queue, in Maricopa County, Arizona, connecting to Arizona Public Service.
Queue statusIn planning
- PlanningQueued Mar 2022 (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingTarget May 2026 (not yet reached)
- Closed (not yet reached)
Studies assess what grid upgrades the project would need and who pays for them. A signed interconnection agreement is the main step before construction.
Request details
- Queue ID
- Q467
- Grid region
- West (non-ISO utilities)
- Utility / transmission owner
- Arizona Public Service
- Connection point (POI)
- Delaney 500kV
- Location
- Maricopa County, Arizona
- Technology
- Battery: 300 MW
- Total requested
- 300 MW
- Service type
- Network resource (NRIS)
- Study phase
- Transitional Cluster: Phase 4 Facilities Study
- Queue status
- Active
- Entered queue
- 31 March 2022
- Proposed online date
- May 2026
Location
Marker shows the centre of Maricopa County; the queue data does not give exact sites.
Other requests in Maricopa County
- Battery storage project Q269, Maricopa CountyBattery storage · 450 MW · under construction
- Solar + storage project Q332, Maricopa CountySolar + storage · 350 MW · under construction
- Battery storage project Q357, Maricopa CountyBattery storage · 150 MW · under construction
- Battery storage project Q268, Maricopa CountyBattery storage · 75.0 MW · under construction
- Solar + storage project Q360, Maricopa CountySolar + storage · 550 MW · agreement signed
- Battery storage project Q280, Maricopa CountyBattery storage · 300 MW · agreement signed
- Battery storage project Q375, Maricopa CountyBattery storage · 300 MW · agreement signed
- Battery storage project Q299, Maricopa CountyBattery storage · 150 MW · agreement signed
- Saddle Mountain SolarSolar · 125 MW · agreement signed
- Battery storage project Q358, Maricopa CountyBattery storage · 100 MW · agreement signed
- StanleySolar + storage · 2,071 MW · in study
- Battery storage project Q2405, Maricopa CountyBattery storage · 1,020 MW · 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