PM2.5 pollution is spiking in many counties in Utah and is accompanied by the typical summer pollutant of ozone. It makes for a nasty mix of pollution.

Four of the five wildfires burning in Colorado have together consumed more than 19,300 acres, according to fire ...

A haze of smoke from wildfires burning in Colorado wafted into counties along the Interstate 70 mountain corridor on ...

Crews are fighting five western slope blazes, including the fast-growing Turner Gulch Fire. See the latest map of the Colorado fires.

Firefighters across Colorado are having varying levels of success battling at least five wildfires in the state while watching a sixth that started in Utah. Gov. Jared Polis declared ...

The Deer Creek fire that started near Old La Sal July 10 grew to 14,760 acres on Tuesday, July 15 and remained at 7% ...

Within his 17-page response, Anderson also restated his belief that Kamas City and Summit County officials have broken Utah ...

Utah Gov. Spencer Cox and several lawmakers gathered in a sweltering field next to an old barn in the tiny farm community of ...

The nation’s largest public utility says it is looking at other sites for a new natural gas power plant after its preferred location in Tennessee drew heavy public ...

As wildfires burn across the western United States, the Deer Creek Fire roared into Colorado from Utah on July 14, meaning there are now five significant fires on Colorado’s western slope.

Fire crews in eastern Idaho are battling the Buckboard Fire, a blaze that has scorched more than 500 acres near the ...