The Michigan Department of Environment, Great Lakes, and Energy has declared an air quality alert for Friday. There are ...

Freeway north of LA is under an air quality alert which was reported by the National Weather Service on Thursday at 2:43 p.m.

The Orange County and Santa Ana Mountains area is under an air quality alert which was reported by the National Weather ...

On Saturday at 3:45 p.m. an air quality alert was reported by the National Weather Service in effect until Monday at midnight ...

STATEN ISLAND, N.Y. — The National Weather Service reported an updated air quality alert in effect until 11 p.m. tonight for ...

The Southwest Ohio Air Quality Agency reports that "levels of ozone within the region may approach or exceed unhealthy ...

On Saturday at 3:45 p.m. an air quality alert was reported by the National Weather Service in effect until Monday at midnight ...

EDT the National Weather Service reported an air quality alert in effect until Sunday at midnight EDT for Muskegon, Ottawa, ...

EDT an air quality alert was reported by the National Weather Service in effect until Sunday at 12:15 a.m. EDT for St. Clair, ...

After a few days of jubilant fireworks launching, Columbus' air quality is taking a hit, causing the Mid-Ohio Planning ...

A regional air quality alert was issued for much of Southern California as harmful levels of fine particle pollution spread ...

The Michigan Department of Environment, Great Lakes and Energy issued an air quality advisory Friday night effective through ...