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Power line siting projects

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Here’s a look at the current siting projects, as well as some completed siting projects. As you’ll see, providing reliable and affordable energy across the state keeps Arizona powered.

Current siting projects

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Three Rivers 230kV

Connect new power lines and substation into an existing 230kV transmission line.

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Oak Creek/Mcguireville 69kV

Ensure reliability for customers throughout the Oak Creek and McGuireville area.

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Downtown Phoenix 69kV/12kV

Ensure reliable and adequate power for the vibrant and growing downtown Phoenix community.

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Completed siting projects

 

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North Gila to Orchard to Yucca

Improve electrical capacity and reliability in the Yuma area; may potentially accommodate the development of renewable energy projects in the region.

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Perryville to Valencia

Connect the Perryville Substation to the Valencia Substation, ensuring a reliable power source for the future.

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Sundance to Pinal Central

Increase electrical capacity and improve the reliability in the area.

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Doney Park

Provide a new 69kV power source to serve a new substation in Doney Park.

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West Valley North

Increase electrical capacity and improve reliability in the area.
 

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Northeast Valley

New facilities to ensure reliable electric service for the rapidly growing Northeast Valley.
 

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West Valley South

Increase electrical capacity and improve reliability in the area.
 

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North Peoria 69kV

Build four new substations and interconnecting 69kV power lines.

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Freedom to Willis 69kV

Improve reliability and strengthen the regional electrical system.

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Cyclone/Wildcat

Connect two new customer-driven projects into the existing 230kV transmission line.

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Frequently asked questions about projects
Learn more about power line siting and relevant resources to answer all of your questions.
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