Utilities

A major coal power plant in Arizona will soon be converted to natural gas generation. The Salt River Project Board approved the plan Tuesday.

Attorney General Kris Mayes says she will “vigorously oppose” a request by Arizona Public Service to increase rates on its utility customers by 14% in mid-2026.

Arizona Public Service is asking state utility regulators to approve a nearly 14% rate hike, or a monthly increase of about $20 to the average residential customer's electric bill beginning in mid-2026.

A Maricopa County Superior Court judge dismissed a lawsuit challenging a controversial proposal approved last year by the Arizona Corporation Commission to allow utility companies to seek yearly rate increases.

Arizona has been one of the biggest losers nationwide when it comes to canceled clean energy investments under the Trump administration, according to a new report. And more job losses are likely.

Two state lawmakers will attempt to unseat their fellow Republicans on the Arizona Corporation Commission, the state’s top utility regulator. The campaign marks the latest inter-party challenge backed by the far-right Freedom Caucus and its leader, state Sen. Jake Hoffman.

The Interior Department announced more than $119 million meant to aid communities reclaiming abandoned coal mines, naming a pair of tribes as grant recipients.

After President Donald Trump called for the reopening of Arizona’s first coal power plant, the state’s top utility regulator said bringing the facility back online would cost nearly $2 billion.

This week, a lawsuit from a pair of tribes challenging a powerline project in southern Arizona – previously thrown out by a Tucson federal judge – has been remanded back to a lower court.

Two of Arizona’s largest electric utilities plan to ask state regulators for permission to raise their rates in 2026.