Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states ...

The EPA says if you are sensitive to particle pollution, consider reducing your activity level or shorten the amount of time ...

The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as ...

The smoke drifting across the border contains fine particulates, pollution so small that it’s basically invisible to the ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

Canadian wildfire smoke continues to cause hazy skies and air quality alerts in New Hampshire. The air quality alert, extended through Tuesday night, particularly affects sensitive individuals. Air ...

High pressure continues to slowly track east taking Canadian wildfire smoke with it allowing for improving air quality ...