The coal-burning Cholla Power Plant near Holbrook is slated to close in 2025. One of the owners, Arizona Public Service Company, is considering converting one of its three units it into a biomass facility. KNAU’s Ryan Heinsius reports.
The Arizona Corporation Commission's executive director has heeded calls for his resignation after disclosing that his wife works for a lobbying firm hired by a campaign group financially supported by a regulated utility to fight a renewable-energy ballot initiative.
Wind and solar power currently account for less than 10 percent of the energy produced in Arizona. KNAU’s Ryan Heinsius reports, a proposed state constitutional amendment would increase the use of renewables significantly in the coming decade.
The City of Flagstaff is partnering with the Hopi Tribe on a large-scale renewable energy project. KNAU’s Ryan Heinsius reports, it’s designed to provide tribal revenue and help the city achieve its goal of going completely green.
A top credit ratings firm says an agreement between Arizona's largest electric utility and solar and consumer advocates that allows it to avoid a fight over increasing rates is a positive for the company.
A member of the Arizona Corporation Commission who has been urging the state's largest electric utility to disclose whether it spent millions in the 2014 commission election has issued subpoenas demanding the company provide the information.