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

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

"Windblown ash particles may be too large to be detected by air quality instrumentation and will not influence Air Quality Index levels," the advisory stated. "However, ash particles are typically ...

As people return to the structures spared from Los Angeles wildfires, experts warn that they should be careful of the air inside and be especially cautious when cleaning up. Smoke, ash and all the ...

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

The Los Angeles County Department of Public Health issued a Windblown Dust and Ash Advisory until 10 p.m. Tuesday due to the strong Santa Ana winds that may affect air quality throughout the area.

“It was like being out in a calm snowy day in the winter except it was not snowflakes, it was ash particles raining down on us,” he said. As the blazes that have consumed swaths of L.A. are ...

NASA launched its PACE climate satellite with the Dutch aerosol instrument SPEXone onboard. A full year of observations now ...

So the agency added a disclaimer above the map: “Windblown ash particles may be too large to be detected by air-quality instrumentation and not reflected in the Air Quality Index (AQI ...

Health officials are again warning the public to take precautions as Santa Ana winds are expected to spread ash and dust from active fire zones and burn scars in portions of Los Angeles County and ...