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 ...

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 ...

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

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

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

Large wildfires in remote regions of Canada sent smoke billowing across the border, inundating northern New England with ...

MAINE, USA — Air quality reached "unhealthy" levels on Sunday as a dense plume of Canadian wildfire smoke drifted across much of northern and western Maine.

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

The Maine Department of Environmental Protection has issued an Air Quality Alert for Northern Maine Tuesday due to elevated levels of particle pollution due to wildfire smoke from Canada.

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

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

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