Dr. Barbara Ferrer said residents should assess their homes for soot, ash and smoke contamination before settling back in.

The hazardous air quality in Los Angeles is largely a result of smoke from the Pacific Palisades Fire, intensified by strong Santa Ana winds.

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily more accurate.

Wildfires are tearing through thousands of acres in Los Angeles County in California, as strong Santa Ana winds stoke the ...

On Sunday at 11:55 a.m. an updated air quality alert was issued in effect until Monday at noon. The alert is for San ...

Toxic chemicals from L.A.'s fires are going underreported and pose serious long-term risks, a group of lawmakers says. They ...

This interactive map gives you up-to-the-minute air quality updates and health recommendations for communities across Los Angeles, Orange, San Bernardino, and Riverside counties—including the ...

An air quality alert was issued on Friday at 12:06 p.m. in effect until Saturday at 12:15 p.m. The alert is for San ...

Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot particles that can penetrate the lungs and brain dropped to moderate levels, ...

Los Angeles residents will have to cope with the effects of smoke-related unhealthy air, the Los Angeles County Health ...

Toxics in the air from urban wildfires may include dioxins, asbestos, and lead. But testing, until recently, for these air ...