An air quality health advisory is in effect in Mesa, Delta and Montrose counties through Thursday, and the Colorado Department of Public Health and Environment has issued an ozone action day alert for ...

A smoky haze wafted over parts of western Colorado on Thursday from wildfires burning in and around the state. The smoke is mainly from the Turner Gulch Fire in Mesa County and the Dragon Bravo Fire ...

A haze of smoke from wildfires burning in Colorado wafted into counties along the Interstate 70 mountain corridor on Wednesday, prompting an air quality health advisory. The smoke is from four ...

Several rounds of wildfire smoke have been moving into Denver, Boulder, Fort Collins and communities up and down the I-25 corridor this week. Most of the smoke is coming from three active wildfires on ...