While officials continue to monitor the smoke lingering in Michigan, here's how to read the Air Quality Index: The AQI ...

Wildfire smoke from Canada will bring hazy skies and diminished air quality to Northeast Ohio starting on Tuesday.

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

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

Many studies have shown how reduced air quality can compare to smoking cigarettes. Moderate air quality currently is like ...