Attorney General Kris Mayes claims in a new legal filing that the Arizona Corporation Commission gave away its constitutional authority in approving the energy agreement between Tucson Electric Power ...

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Arizona’s population now exceeds 7.6 million, making it ...

Arizona Attorney General Mayes, along with a coalition of 23 states, is pushing to enforce a court order preventing the termination of a crucial disaster preparedness program.

The No Desert Data Center Coalition filed a lawsuit last week against Pima County in southern Arizona for approving a land sale and rezoning request from a data center developer — just the latest move ...

A developer is in talks with the town of Marana to build a data center after a similar proposal faced challenges in Tucson. Marana is attracting data center developers due to its large swaths of ...

PHOENIX — Four grid improvement projects were awarded $15.6 million of state funding on Thursday to reduce power outages and lower energy bills across Arizona. More than 1.6 million of the state’s ...

An Oregon-headquartered developer and operator of utility-scale battery energy storage systems said it has acquired a major project in Arizona that will serve customers of Arizona Public Service (APS) ...

Arizona’s history has always been defined by water; its scarcity, its management, and our resolve to make the most of every drop. Long ago, the Hohokam dug miles of canals through the Salt River ...