APS-Q551
700 MW hybrid in Coconino, AZ · In queue since April 2024 · Proposed COD May 2028
700 MW
Capacity
1
Components
Solar
2y 1m
In Queue
Cluster Study
IA Status
COD target: 2028
Total Duration
4y 1m
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: 2028-05-01
APS-Q551 is a proposed 700 MW hybrid solar and battery project located in Coconino County, Arizona. The project, under development by Arizona Public Service (APS), consists of 700 MW of solar generation. It is currently in the Arizona Public Service interconnection queue (APS-Q551) with an entry date of April 29, 2024.
The proposed commercial operation date (COD) for APS-Q551 is May 1, 2028. The project's interconnection status is currently in the Cluster Study phase. The point of interconnection (POI) is the Navajo 500 kV Switchyard.
Generated from interconnection queue and public data sources
State
AZ
County
Coconino
Grid Region
Mountain West
Market
—
Developer
—
Utility
Arizona Public Service
Entity
APS
Service Type
—
Point of Interconnection
Navajo 500 kV Switchyard
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.
