As San Luis County's Madre Fire rips through California, air quality warnings are now being issued for nearby areas, ...

California’s largest wildfire of the year grew to an estimated 70,801 acres Friday, producing smoke that has affected ...

An air quality alert was reported by the NWS San Diego CA on Thursday at 2:47 p.m. in effect until Saturday at midnight. The ...

On Wednesday at 2:12 p.m. an air quality alert was reported by the NWS San Diego CA in effect until Sunday at midnight. The ...

A regional air quality alert has been issued for parts of Southern California as two fires continue to burn in Riverside ...

Amid summer temperatures and wildfires burning in the Inland Empire, some areas of Southern California will experience ...

Several portions of the Bay Area continue to record unhealthy air quality Thursday as wildfires raging farther north in California and Oregon send smoke pouring into much of the region. The smoke ...

California’s latest air quality report card has arrived, and it’s another one we’d be embarrassed to show our parents. The American Lung Assn.’s 2023 State of the Air report shows that the ...

A fleet of air quality monitoring vehicles took to the streets of California yesterday, marking the start of a year long ...

Black and Latino communities in California breathe the dirtiest air despite state policies that have successfully restricted vehicle emissions, according to a study. The study, published in ...

California enacted the nation's first vehicle emissions standards in 1966, four years before the federal Clean Air Act, and has continued to lead the U.S. in air quality policy.