Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.  Air ...

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

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

Residents of central Pennsylvania should prepare for hazy skies and reduced air quality today as wildfire smoke from Canada ...

An updated air quality alert was reported by the National Weather Service on Tuesday at 4:52 p.m. in effect until Thursday at ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

The New York State Department of Environmental Conservation issued the alert due to elevated levels of fine particulate ...

Each New England state has seen an uptick in the number of days over the last five years when fine particulate matter (PM2.5) ...

Freeway corridor near Santa Clarita, Western San Gabriel Mountains/Highway 14 Corridor and Eastern San Gabriel Mountains are ...

At 4:19 p.m. on Tuesday, the National Weather Service reported an updated air quality alert in effect until Wednesday at ...

Another air quality alert is in effect Tuesday for NYC, western Long Island, the Hudson Valley, northwest New Jersey and ...