The planned acquisition of Tucson-based UNS Energy Corp. by a Canadian utility company advanced with the approval of federal energy regulators.
Tucson Electric Power says it's diversifying its energy portfolio by getting less power from a coal-fired plant in eastern Arizona while moving to expand its purchases of power generated by natural gas.
Jesse Meza of Tucson Electric Power Co. replaces an electric meter at a home in Menlo Park. TEP customers will soon see higher bills resulting from a rate increase and other changes that went into effect July 1. TEP can read the new meter remotely rather than sending someone to the home.
When the latest Tucson Electric Power Co. bills hit customer mailboxes this month, some customers may be in for a shock.
Rodney Utley, left, and his wife, Kristin Courtney, bundled up on a cold January night for the Casino del Sol College All-Star Game. Cold weather caused higher-than-normal energy consumption, benefiting UNS.
Tucson-based UNS Energy Corp. posted higher first-quarter earnings as cold weather boosted energy demand.
Tucson-based UNS Energy Corp. posted higher first-quarter earnings today as cold weather boosted energy demand.
Customers of Tucson Electric Power Co. would see a monthly bill increase of about $3, instead of a proposed $11, under a preliminary settlement in TEP's pending rate case.
UNS Energy Corp., parent of Tucson Electric Power Co., today posted lower third-quarter earnings as profits continued to be squeezed by an ongoing rate freeze and lower summer power demand.
FLAGSTAFF - The U.S. Environmental Protection Agency has issued its final rule aimed at cleaning up the largest single source of haze-causing pollutants in the country.
UNS Energy Corp., parent of Tucson Electric Power Co., reported lower second-quarter earnings despite higher sales at TEP due to hotter weather.
UNS Energy Corp., parent of Tucson Electric Power Co., plans to release its financial results for the second quarter on Monday before the market opens.
Tucson Electric Power Co. today filed to raise rates by more than 15 percent, saying it needs its first rate increase since 2008 to cover rising costs and recoup more than $1 billion in system investments.