The worst air in the country on June 14 is in New Castle County. The air quality index in Wilmington as of 9:45 a.m. was 227, ...

The Levoit Core 400S air purifier is on sale at Amazon—quiet, powerful HEPA filtration for wildfire smoke, pollen, and pet ...

An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.

An air quality advisory has been issued for the northern half of Wisconsin as Canadian wildfire smoke has mixed down the the ...

Smoke traveling from wildfires in Canada, North Dakota and Minnesota triggered an air quality warning in northern Wisconsin.

Smoke has made its way back into the northern tier of the U.S., prompting air quality alerts in North Dakota, Minnesota and ...

New York state health officials have issued an Air Quality Health Advisory for NYC on Thursday due to the forecast presence ...

There were no air quality alerts across the U.S. early Friday, following a flurry of warnings partly linked to wildfires in ...

Air quality alerts have been posted across the US Northeast, including New York City and Washington, due to Canadian wildfire ...

Canadian wildfire smoke is triggering air quality alerts across the U.S. Midwest and Northeast on Thursday, as the northern ...

An air quality alert for central and southern Minnesota continues from Wednesday into Thursday until 11 p.m. The Minnesota ...

Maps show where new plumes of smoke will cause hazy skies through the end of the week. Low-level smoke is forecast to spread ...