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

There are many pollutants of concern in wildfire smoke,” including ozone, carbon monoxide and other toxic gases, says pediatrician Debra Hendrickson.

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

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

Most of the smoke is drifting from the 23,600-acre Palisades Fire on the Los Angeles County ... according to the South Coast Air Quality Management District. The smoke forecast shows smoke ...

Health officials are again warning the public to take precautions as Santa Ana winds are expected to spread ash and dust from active fire ... to air pollution such as wildfire smoke can also ...

The Air Quality Index measured 156 near Forks, Washington, and received a rating of "unhealthy," meaning some members of the general public may experience health effects and members of sensitive ...

As fires burned across LA this week, worried residents have been looking at measures of air quality to help determine how safe it is to be outside. Smoke from wildfires can travel thousands of ...

Wildfire smoke contains ... steps to purify air in the home. MORE: Some health care facilities remain closed amid California wildfires “Predicting where ash or soot from a fire will travel ...

With the wildfires now on top of that ... A 2024 study of the Marshall Fire in the Boulder, Colorado, area showed that bad air hung around inside homes even after the smoke had cleared.

The fires in L.A. have caused terrible air quality conditions across the county. Here are ways you can protect yourself, and your children, from the health impacts of wildfire smoke.

The fresh air came after days of acrid smoke from ... but there’s no active fire that’s producing smoke,” said Brian Newman, who analyzes blazes for Cal Fire. “We’re in a slow, creeping ...