An air quality alert was issued on Monday at 12:41 p.m. in effect until Tuesday at 12:15 p.m. The alert is for San Bernardino ...

An updated air quality alert was issued on Friday at 6:14 p.m. in effect until Saturday at 6:15 p.m. The alert is for San ...

Ash from the recent LA County fires and burn scars formed by other wildfires in the fall can be dispersed by strong winds.

An air quality alert was issued on Thursday at 4:59 p.m. in effect until Friday at 5 p.m. The alert is for San Bernardino/Riverside County Valleys-The Inland Empire, Riverside County Mountains, ...

The smoke was expected to most heavily affect northwest coastal LA County, and in areas nearest the Palisades, Eaton and ...

Major air pollutants have declined in recent decades, but USA TODAY’s analysis shows wildfire smoke is taking their place.

The wildfires burning across LA are also degrading the air quality across the region. The resulting air pollution is a ...

Smoke from wildfires in Los Angeles is drifting to the San Diego region, causing a dip in air quality and prompting North County fire officials to issue a smoke advisory.

Air quality across parts of California is deteriorating to hazardous levels as strong winds drive rapid wildfire spread and stir up heavy dust.

In Los Angeles, air quality was between good and moderate ... Afif El-Hasan, a pediatrician in Orange County, California, sees more patients with respiratory illnesses such as asthma during ...