The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health ...

Michigan's air, which has been tainted for several days by wafting smoke from Canadian wildfires, is expected to improve over ...

An air quality advisory is in effect until 12 a.m., Saturday, June 7, as Michigan continues to see effects of Canadian ...

Another air quality alert has been issued for the NYC area today, and it has expanded to include Long Island and New Jersey.

Milwaukee has the 2nd worst air quality in the U.S. on June 5, per NYT. An air quality advisory across the state has also ...

The Maine Department of Environmental Protection warns that unhealthy conditions may persist through the weekend.

Smoke from Canadian wildfires continues to plague the Upper Midwest and Great Lakes region, with multiple states under air ...

An air quality alert remains in effect for the entire Chicago area, with another "Air Pollution Action Day" alert declared as ...

An air quality alert has been issued for the Boston area and other parts of Massachusetts today. And while the region has ...

An air quality alert was reported by the National Weather Service on Friday at 11:55 a.m. EDT in effect until Saturday at ...

An air quality alert was reported by the National Weather Service on Saturday at 9:56 a.m. in effect until 10 p.m. for Oneida ...

EDT on Friday, the National Weather Service reported an air quality alert in effect until Saturday at midnight EDT for Van ...