Arizona Public Service company

A coalition of groups has formally asked Arizona utility regulators to provide economic resources for communities near closed coal-fired power plants.

Arizona Public Service Co. says power was restored to 2,200 residents in northern Arizona following this week's major winter storms.

Arizona Public Service Co. customers set the all-time record for energy use twice in two days as a weeks-long heat wave has scorched much of the West.

Thousands of power outages have been reported in and near Flagstaff as a major winter storm has brought heavy, damaging winds to the region.

New Mexico regulators have denied a request by the state’s largest electric provider to unload its shares in one of the Southwest’s few remaining coal-fired power plants by transferring them to a Navajo energy company.

Residents across the Navajo Nation were without power Wednesday after a storm that packed powerful wind moved across the region.

It will be up to New Mexico regulators to clear the way for the state's largest electric provider to transfer its shares in one of the Southwest's remaining coal-fired power plants to a Navajo energy company.

Arizona utility regulators considering a rate case for Arizona Public Service Co. have voted to abolish a grid-access fee paid by customers with rooftop solar panels.

Arizona regulators are moving to reduce the potential profits of the state’s largest electricity provider as part of a pending rate-setting case that also…

More than two weeks ago firefighters extinguished a small wildfire on the San Francisco Peaks that started when a tree fell on a power line. It was the…