Smoke from ongoing forest fires is expected to cause poor air quality across parts of Northern Ontario through Sunday, ...

If outdoor travel is unavoidable, a well-constructed, well-fitting and properly worn respirator-type mask (such as a ...

The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health ...

EDT on Friday, the National Weather Service reported an air quality alert in effect until Saturday at midnight EDT for Van ...

At 10:21 a.m. on Friday, the National Weather Service reported an air quality alert in effect until Saturday at 10:30 a.m.

Ashtabula County skies have seen hazy conditions, as smoke from the ongoing Canadian wildfires has blown across the midwest. County Health Department Director of Environmental Health Randall Barnes ...

An air quality alert remains in effect for the entire Chicago area, with another "Air Pollution Action Day" alert declared as ...

Illinois environmental officials are warning residents about air quality concerns as wildfire smoke from Canada persists in ...

The Minnesota Pollution control agency has issued an air quality alert for all of northern Minnesota, it's expected to reach ...

The Michigan Air Quality Division said as smoke from Canadian wildfires continues to threaten the upper Midwest, "monitors in ...

Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled ...

Canadian wildfire smoke has entered the Upper Midwest and poses significant health impacts in the hardest-hit areas.