Los Angeles County is the focus of an air quality alert reported at 3:59 p.m. on Wednesday by the National Weather Service.

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

In the wake of the Palisades and Eaton fires, concerns about air quality across the county have been on the rise.

Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.

The recent wildfires in Altadena and Pacific Palisades have been contained, but wildfire impact on air quality is something ...

Wildfires in Southern California this month have already made air quality in Los Angeles County poor. With the Hughes Fire erupting Wednesday near Castaic Lake and growing to over 10,000 acres ...

Southern California air quality monitors issued a dust and ash alert for all of Los Angeles County as strong Santa Ana winds blow through the Eaton and Palisades burn scars. The windblown advisory ...

Dust and ash left behind from the January wildfires in Los Angeles County can be irritating and hazardous to health when it's picked up by winds and spread throughout Southern California.

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 ...

A team of researchers say they want to look at what exposure to toxins from thousands of burned structures does to people ...

It affects northern Los Angeles County, Simi Valley and Thousand Oaks. The South Coast Air Quality Management District expects the smoke to heavily impact the San Gabriel Mountains, the I-5 ...