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 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.

Nevertheless, it still received “F” grades for ozone and two types of particle pollution. Los Angeles County registered 109 unhealthy ozone days, down from 159 in 2005; while Riverside County ...

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, according to a new study.

Dramatic spike in California's air pollution 02:11. The Los Angeles metropolitan area was again named the most ozone-polluted region in the nation in an annual air-quality report released by the ...

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, Orange, San Bernardino, Riverside and Ventura counties all received F grades for particle and ozone pollution, which can lead to serious health problems for the people who live in ...

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 ...

Los Angeles County is the focus of an updated air quality alert reported at 5:03 p.m. on Wednesday by the National Weather Service. The alert is in effect until Thursday July 10, at 8:15 p.m. “The ...

Los Angeles County is the focus of an updated air quality alert reported at 5:03 p.m. on Wednesday by the National Weather Service. The alert is in effect until Thursday July 10, at 8:15 p.m.