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 ...

Smoke from the wildfire in New Jersey's Wharton State Forest is being smelled in New Jersey, Pennsylvania and Delaware.

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

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 ...

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

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

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

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

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

With wildfires burning in Canada impacting the air in the Midwest and Northeast experts offer tips to improve your indoor air ...