Smoke travels hundreds of miles to harm air quality far from the fire, according to the EPA’s Wildfire Smoke and Your Patient ...

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

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

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 ...

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 ...

With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the ...

Los Angeles County is the focus of an updated air quality alert reported at 3:54 p.m. on Wednesday by the National Weather Service. The alert is in effect until 5 p.m.

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

Millions of people in California have been urged to avoid grilling on Wednesday amid concerns over high air pollution levels.

Los Angeles braces for a hot day with an Air Quality Alert due to high ozone levels, affecting sensitive groups and advising precautions like staying indoors and limiting outdoor activities.

This story was originally published . Sign up for their newsletters. Guest Commentary written by Yasmina Valdivia Yasmina Valdivia is an activist and longtime resident of Val Verde, a town in Los ...