Pinal Central Substation

500kV class · Casa Grande, Arizona · Salt River Project (SRP)

Pinal Central Substation, Casa Grande, Arizona. ESS International substation project
Location
Casa Grande, Arizona
Client
Salt River Project (SRP)
Scope
500 / 230 kV · Power transformers · Pinal County hub

A 500kV hub east of Casa Grande that ties the Palo Verde backbone into central Arizona and steps down to 230kV for the Pinal County districts. Two large power transformers with dead-tank breakers out front.

It ran under the name Pinal South before the network around it grew into what is there now.

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