Arizona Public Service (APS) said it is taking part in the western regional Energy Imbalance Market (EIM), which will save its customers money.

Arizona Public Service requested a comprehensive review of its energy rates proposal from the Arizona Corporation Commission yesterday — its first review in five years

Intensive power-line infrastructure improvement work on Mount Elden reached its peak last week as Arizona Public Service (APS) crews concluded efforts atop difficult terrain for the benefit of Flagstaff-area consumers.