Arizona's Salt River Project Agricultural Improvement and Power District plans to issue $650 million in municipal bonds for improvements to its electric system.

Tucson Electric Power teams up with SRP and APS to explore nuclear generation as an energy options for Tucsonans.

Tucson Electric Power, Arizona Public Service and Salt River Project — say a new nuclear reactor could be operating in the ...

Power companies serving the fast-growing Phoenix area are exploring new reactor designs to meet rising demand.

APS, SRP, and TPE are eying ways to help meet the Arizona's growing energy needs, and nuclear power appears to be their top choice.

The big three Arizona utilities are studying whether to try and build a second nuclear power plant in the state.

More than 1 million people could pour into western Maricopa County in the coming decades – if housing developers can secure ...

Here's what we know about the car crash that caused an SRP power outage near 63rd Avenue and Thomas Road in Phoenix on Feb. 2 ...

Central Arizona is preparing for more intense droughts and floods through major water projects with federal support.

Trains crossed over the Salt River Bridge for the first time, marking a new milestone as testing expands south toward the Baseline Road end-of-line.

The canals through metro Phoenix are home to a very important fish. Valley 101 talks to a scientist about how their diet ...

A total of 15 winners -- one from each Arizona county -- will be selected from the entries to receive $529 toward an AZ529 ...