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Draft rendering of rows of white ESS iron flow battery units with orange storage tanks at a Copper Crossing battery storage site.

Florence Battery Storage Research Site Advances With Land Use Change

Nick Kanavati Jun 13, 2026
Florence planners backed a Copper Crossing battery storage land change for SRP's non-lithium pilots. The Town Council decides June 16.
Two photos of Plus Power battery storage facilities. The top photo shows a ground-level view down a corridor between two long rows of white battery cabinets. The bottom photo shows an aerial view of a walled facility with battery cabinets arranged in a grid, a substation in the foreground, and farmland visible beyond the perimeter wall.

San Tan Valley Council Addresses Copper Basin Battery Storage Questions

Justin Mathews Jun 6, 2026
Resident questions on cost, safety, and ownership led the San Tan Valley Council to address Copper Basin battery storage before endorsing it.
Copper Basin Energy Storage Project vicinity map.

Copper Basin Battery Energy Storage Advances in San Tan Valley

Justin Mathews Jun 3, 2026
Pinal County's P&Z recommended approving the Copper Basin Energy Storage project in San Tan Valley. The 250 MW battery would support SRP's grid by 2031.
SRP, NextEra Strike 3,000 MW Solar Deal to Power Arizona Growth

SRP, NextEra Strike 3,000 MW Solar Deal to Power Arizona Growth

Justin Mathews May 1, 2026
The SRP NextEra solar agreement will deliver 3,000 MW of new solar generation across Arizona by 2034, powering about 595,000 homes.