Arizona’s largest utility company has reached an agreement with 30 other groups to increase electricity rates by $6 on average and institute optional demand rates for residential customers.

The power of the executive branch, a force to be reckoned with under any gubernatorial administration, has become noticeably more pronounced since Doug Ducey moved into the Governor’s Office.

Over the past several years, the electricity industry has experienced a number of fundamental changes. Our nation’s grid, which is the electricity infrastructure between the generation sources and consumers, is evolving in an attempt to keep up with these ongoing changes.

A strike-everything amendment targets a little-known state agency that allocates billions of dollars worth of energy from Hoover Dam.

A more muted deliberation involving Arizona’s biggest utility is underway at the Arizona Corporation Commission, this time over a program that allows eight major energy consumers to purchase less-expensive power from a third-party source.

In a series of reports, ProPublica has examined how the West’s water crisis is as much a product of human error and hubris as it is of nature. The Navajo Generating Station is a monument to man’s outsized confidence that it would always be possible to engineer new solutions to an arid region’s environmental limits.

The Arizona Corporation Commission’s 2010 energy efficiency rules catapulted the state to the front of the energy efficiency industry, according to the Southwest Energy Efficiency Project.

Salt River Project’s board of directors approved a rate hike Thursday that would add a solar demand charge of about $50 on average and a 3.9 percent increase for all SRP users, ending a three-month process of public meetings and solar industry outcry.

A state senator is proposing to strip state schools chief Diane Douglas of much of her control over employees of the Board of Education.

As it reaches a climax, the months-long campaign to reduce a key incentive for residential solar has given Arizonans a glimpse into a nearly obscure but powerful body of regulators that oversees some of Arizona’s biggest industries.