With the state of California under a stay-at-home order for the last several weeks because of the threat of coronavirus, Los Angeles’ notoriously dirty air has dramatically improved.

Los Angeles County is the focus of an updated air quality alert reported at 5:03 p.m. on Wednesday by the National Weather ...

Freeway north of LA is the focus of an updated air quality alert reported at 5:03 p.m. on Wednesday by the National Weather ...

LOS ANGELES (KABC) -- The city of Los Angeles has the nation's worst air quality when it comes to ozone pollution, and the counties that surround it are some of the worst nationally as well ...

Los Angeles and much of Southern California were met with a regional air quality alert on Saturday, following July 4th ...

Los Angeles gets ‘F’ grade for air quality once again in national report Greater Los Angeles remains the smoggiest metropolitan area in the nation, according to a Lung Assn. report card.

If anyone knows where to find refuge from air pollution near Los Angeles freeways, it’s Suzanne Paulson. The UCLA atmospheric chemistry professor has spent years studying how invisible plumes of ...

The mental image many people have of the Los Angeles skyline is one obscured by smog, with thick air pollution hanging over its downtown buildings. But with the city – and the entire state of ...

On Wednesday at 5:03 p.m. the NWS Los Angeles/Oxnard CA reported an updated air quality alert in effect until Thursday at ...

LOS ANGELES (KABC) -- The city of Los Angeles has the nation's worst air quality when it comes to ozone pollution, and the counties that surround it are some of the worst nationally as well ...

An air quality alert was reported by the NWS Los Angeles/Oxnard CA on Monday at 2:31 p.m. in effect until Thursday at 8:15 ...