It marks the third consecutive year that Arizonans have set all-time energy usage highs, reflecting the state's rapidly ...

Salt River Project (SRP) will convert the coal-fired Coronado Generating Station (CGS) to run on natural gas, following a ...

Here is what to expect when traveling throughout Arizona on July Fourth Day weekend, including traffic issues, event coverage and weather updates.

The news comes amid a larger fight over what the transition to cleaner energy should look like — or if there should be a move to renewables at all.

The Salt River Project, a power and water utility formed in 1903, controls river levels by releasing water from Stewart Mountain Dam.

A bill designed to save water by allowing farmers across central Arizona to sell their land and associated groundwater rights ...

As more evidence of their view that SunZia won’t be for renewables, opponents cited a 2015 Salt River Project letter to the commission saying that its main interest in SunZia would be for ...

Palo Verde Nuclear Generating Station will mark four decades this year as one of the nation's largest producers. Here's what to know about nuclear energy in Arizona.

Arizonans rely on air conditioner to survive the summer months, but the bills can be huge. Here's what temperature to set your thermostat to be cool.

Utility Arizona Public Service, which supplies the TSMC plant, has been planning for much heavier electricity demand from TSMC and others in coming years. So has Salt River Project, which supplies ...