APS-Q422
200 MW storage in Navajo, AZ · In queue since September 2021 · Proposed COD December 2025
200 MW
Capacity
1
Components
Battery
4y 8m
In Queue
Cluster Study
IA Status
COD target: 2025
Total Duration
4y 3m
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-Q422 is a proposed 200 MW battery storage project located in Navajo County, Arizona. The project, under development by Arizona Public Service (APS), is interconnected to the Arizona Public Service queue as of September 29, 2021, with a proposed commercial operation date of December 31, 2025. Its point of interconnection is at the Cholla 500kV substation. The project's interconnection status is currently in the Cluster Study phase.
The project consists of 200 MW of battery storage capacity. It is listed as an active project in the Arizona Public Service interconnection queue.
Generated from interconnection queue and public data sources
State
AZ
County
Navajo
Grid Region
Mountain West
Market
—
Developer
—
Utility
Arizona Public Service
Entity
APS
Service Type
—
Point of Interconnection
Cholla 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.
No ask pi reports yet for this entity.
ask pi about Project APS-Q422
