Maya Springhawk Robnett / KAWC

The Arizona Corporation Commission held a public comment session Monday to discuss the proposed Arizona Public Service rate increases.  KAWC’s Maya Springhawk Robnett reports.

Maya Springhawk Robnett / Arizona Science Desk; KAWC

The U.S. western power grid went down on September 8, 2011.  At Marine Corps Air Station Yuma, this sparked the need for faster backup power.  What followed were plans between MCAS Yuma and Arizona Public Service to create something called a microgrid.  Maya Springhawk Robnett of the Arizona Science Desk reports...

Two Democratic candidates for the Arizona Corporation Commission arrived in Yuma and talked to voters as part of their state wide campaign.

KAWC's Stephanie Sanchez spoke with Tom Chabin and Bill Mundell about their final efforts before the November 8 general election.


Arizona's monsoon weather season officially began on June 15th, but this week is the first time enough moisture has moved into the state to potentially trigger afternoon and evening thunderstorms and rain in southern Arizona.

While monsoon storms can be inconvenient and dangerous, for the state's largest utility, the storm season presents a major challenge due to outages triggered by storm damage.

Solana Generating Station: Solar Power, Day or Night

Nov 13, 2013
Michelle Faust / KAWC Colorado River Public Media

On Arizona Edition, we hear about a unique solar power plant that began commercial operation on October 7th just west of Gila Bend, Arizona.  The Solana Generating Station will provide all of it's 280-megawatts of power to Arizona Public Service company.  But the technology it uses allows for something previously unheard of: the plant can run at full capacity even after the sun goes down.  KAWC's Michelle Faust recently toured the plant and files this report...(originally aired 11/13/13)