In central Utah, the Monroe Canyon Fire has burned 48,000 acres and is 7% contained as evacuation orders have been put in ...

The area reached the “very unhealthy” purple-colored range after being in the “unhealthy” red-colored range on the AirNow.gov website while the Packers took part in a 2-plus-hour practice outside on ...

Air Quality Alerts remain in effect for the Chicago area Friday due to smoke from Canadian Wildfires.

Several wildfires burning across the northwestern Canadian provinces are again sending vast amounts of smoke into the upper Midwest and northeastern US, swamping the area with unhealthy air quality – ...

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at ...

Every air quality monitor in Minnesota is reporting red or unhealthy conditions for everyone, an official said.

Smoke from widespread wildfires in Canada prompted air quality alerts across several Midwest and Northeast U.S. states this ...

The National Weather Service reported an air quality alert at 4:12 p.m. EDT on Thursday in effect until Saturday at 4:15 a.m.

West-central Illinois is under a "moderate" air quality rating as smoke from Canadian wildfires drifts down into the Midwest.

The smoke is expected to remain over the northern and central Plains of the United States for the next couple of days, ...

The hazy skies in the Chicago area are the visible sign of the poor air quality Thursday as smoke from Canadian wildfires ...

The elevated levels of fine particulate matter resulting from wildfire smoke could present significant health risks.