APS-Q479
165 MW storage in Maricopa, AZ · In queue since September 2022 · Proposed COD May 2028
165 MW
Capacity
1
Components
Battery
3y 8m
In Queue
Cluster Study
IA Status
COD target: 2028
Total Duration
5y 8m
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: 2028-05-31
APS-Q479 is a proposed 165 MW battery storage project located in Maricopa County, Arizona. The project is being developed within the Arizona Public Service (APS) service area. It consists of 165 MW of battery capacity.
The project is listed in the Arizona Public Service interconnection queue as of September 27, 2022, with a proposed commercial operation date of May 31, 2028. Its interconnection status is currently in the Cluster Study phase. The point of interconnection is the Perryville 69kV Substation.
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
Perryville 69kV Substation
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.
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