— Project Summary

Queue ID
APS-Q384
Capacity
125 MW
Technology
Battery
Status
active
Location
Maricopa, AZ
Region
West
Developer
IA Status
In Progress (unknown study)

BetaActiveBatteryAPSLBNL

125 MW storage in Maricopa, AZ · In queue since March 2021 · Proposed COD October 2025

125 MW

Capacity

1

Components

Battery

5 years

In Queue

In Progress (unknown study)

IA Status

COD target: 2025

Interconnection Timeline

Total Duration

4y 7m

Schedule

6 months past proposed COD

In Study38%
Queue EntryMar 31, 2021

Interconnection request submitted to ISO/RTO

Interconnection StudyCurrent

Project undergoes interconnection studies to assess grid impact.

Typical: 18–36 months

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2025-10-01

Project Details

State

AZ

County

Maricopa

Region

West

Developer

Utility

Arizona Public Service

Entity

APS

Point of Interconnection

Westwing 69kV Substation

Data Source

LBNL

No news available for this project.