A number of states in the United States have declared air quality warnings with concerning levels noted across many of the ...

An Air Quality Alert is in effect until 11 PM on Sunday for parts of Maine and New Hampshire due to expected high levels of ...

After a hazy end to the weekend, wildfire smoke will continue to pass through Maine in moderate to high amounts today.

Millions are under air quality alerts as wildfire smoke blankets large swaths of U.S. Millions of people across the Upper ...

An air quality alert is in effect for the entire state of Maine and New Hampshire due to a thick plume of smoke from Canadian ...

Viewers shared snapshots of hazy skies as Canadian wildfire smoke continues to impact air quality in parts of Maine.

Hazy conditions will continue on Tuesday across Massachusetts, as the smoke from the Canadian wildfires continues to move ...

Canadian wildfire smoke made the air quality "unhealthy" in northern Maine and "unhealthy for sensitive groups" in western ...

The worst air quality in recent years occurred in June 2023, when the smoke became so thick it created an orange haze over ...

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...

New York City air quality is dropping as Canadian forest-fire smoke swirls down the Hudson River, shrouding much of the ...