APS-Q474
1,000 MW hybrid in Maricopa, AZ · In queue since March 2022 · Proposed COD December 2025
1,000 MW
Capacity
1
Components
Solar
4y 2m
In Queue
Cluster Study
IA Status
COD target: 2025
Total Duration
3y 9m
Schedule
4 months past proposed COD
Interconnection request submitted to ISO/RTO
Project undergoes interconnection studies to assess grid impact.
Typical: 18–36 months
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2025-12-31
APS-Q474 is a proposed 1000 MW hybrid solar and battery energy storage project located in Maricopa County, Arizona. The project, which also lists gas as a technology detail, consists of 1000 MW of solar photovoltaic generation. It is listed in the Arizona Public Service (APS) interconnection queue with a queue entry date of March 31, 2022, and a proposed commercial operation date of December 31, 2025. The project's interconnection agreement status is currently in the Cluster Study phase.
Generated from interconnection queue and public data sources
State
AZ
County
Maricopa
Grid Region
Mountain West
Market
—
Developer
—
Utility
Arizona Public Service
Entity
APS
Service Type
—
Point of Interconnection
Delaney 500kV
Data Source
LBNL
- ISO / RTO
- MOUNTAIN_WEST
- Trading Hub
- PALOVERDE
- Hub Confidence
- UNKNOWN
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
