500kV class · Casa Grande, Arizona · Salt River Project (SRP)
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.
Tell us the voltage class, the site, and the timeline. ESS mobilizes across the West.
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