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 ...

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 ...

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 ...

Tens of thousands of people have evacuated their homes and at least two have died in raging fires sweeping across Los Angeles County ... California's generally bad air quality.

A map from AirNow suggests that the air quality around Los Angeles and Anaheim, California, is unhealthy as the Palisades fire continues to burn in Los Angeles County. The fire, determined to be ...

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

As fires burn across Los Angeles County, spurring thousands of ... people with respiratory or cardiovascular issues. Hazardous air quality can affect people's health in multiple ways, ranging ...

Wildfire smoke typically carries with it noxious gases and particulate matter that make it more toxic than normal air pollution. Not only do wildfires burn plants, brush and trees, but also buildings, ...

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

"We just try to stay indoors." This week, as the wildfires raged and smoke billowed across Los Angeles, officials issued air quality alerts, schools canceled classes and scientists warned about ...

Southern California air quality monitors issued a smoke advisory on Wednesday because of the Hughes Fire near Castaic.