Commerce City, Northeast Denver Residents Can Track Air Quality Issues In Real TimePeople living in Commerce City and Northeast Denver can keep track of air quality in real-time. Suncor's air monitoring dashboard is acessible online.
The Best Methods To Filter Indoor Air, According To A Pollution Expert At CU BoulderAn expert on air cleaning from the University of Colorado Boulder showed CBS4 how indoor air filtering can be done effectively and affordably. 
Delays Possible At DIA As Pilots Rely On Instruments To Land In Thick SmokeThe visibility could be as low as a mile at times around the state.
Hazy Skies Over Downtown Denver Could Become A Regular Thing During The SummerThe air quality around the Northern Front Range is getting worse, and government regulators may impose new sanctions on Colorado even if some of the problem is drifting in from out-of-state.
Out-Of-State Wildfire Smoke Prompts Air Quality Alert For Eastern ColoradoThe smoke is from large fires that are burning in western states such as Oregon and California.
Mount Evans Visitors Seek An Escape From The Heavy Haze Over DenverThe ozone alert for the front range was extended until at least 4 p.m. on Tuesday.
Firefighters Gain Some Containment On Morgan Creek FireThe Morgan Creek Fire burning in Routt County is now about 7% contained. It started on July 9 and had been burning out of control.
Thick Western Wildfire Smoke Returns To Northern Colorado, Could Last Into MondayThe smoke was thick enough to reduce the visibility to the point where Denver's skyline was barely visible from our camera in the Denver Tech Center.
Morgan Creek Fire Grows Unchecked To 5,115+ AcresThe Morgan Creek Fire continues to burn unchecked in Routt County. The fire has burned more than 5,115 acres since it was sparked earlier this month.
Morgan Creek Fire: Northern Colorado Wildfire's Behavior Described As 'Extreme'The Morgan Creek Fire is still raging in Routt County.
Colorado Weather: Smoky Skies Come With Weekend Cool DownOur welcome cool down across the eastern plains Saturday was nice to see. But, the cool down came with a price. Added smoke from wildfires in Colorado and as far away as California.