Millions of Americans across nine states were urged to avoid driving and limit outdoor activities on Wednesday as air quality ...

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 alert is in effect until Saturday July 5, at 11 p.m.

Santa Ana Mountains/Foothills, Orange County Coast, Orange County, San Bernardino and Riverside County Valleys and San Gorgonio Pass Near Banning are under an air quality alert which was reported ...

Los Angeles County is the focus of an air quality alert reported at 1:58 p.m. on Wednesday by the National Weather Service. The alert is in effect until Saturday July 5, at 11 p.m.