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

Dust and ash left behind from the wildfires across Southern California can be irritating and hazardous when inhaled.

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...

Even with thick smoke coming from the Hughes Fire, skies have been clear in many areas, and the air quality forecast has been ...

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

On Wednesday at 3:18 p.m. an updated air quality alert was issued valid until Thursday at 6 p.m. The alert is for Ventura ...

Even though the Palisades and Eaton fires are now mostly contained, the Santa Ana winds have led to new fires flaring up ...

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

Unlike typical wildfires, smoke from the L.A. fires — consisting of toxic materials from burned down homes, cars, and more — ...

Wildfire ash carries many carcinogens that could cause short- and long-term health problems, including asthma attacks and ...

With the return of the strong Santa Ana winds in Los Angeles County, the air quality will be changing quickly, especially for ...