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

The air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.

As hazardous chemicals pollute the air after devastating wildfires, officials call for increased monitoring to protect ...

Learn about the lasting impact of wildfire smoke on urban surfaces and human health. Discover how these toxic pollutants ...

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 ...

Contra Costa County officials have lifted a shelter-in-place order that was placed after a fire erupted Saturday at the ...

Even if you don't live in an area where wildfires are typical, it's important to know how to protect your health.

In the aftermath of a fire, it’s important to use respirators and other personal protective gear to avoid serious health ...

Locals share how to be a responsible and respectful traveler when visiting Los Angeles in the wake of the devastating fires.

After a week of smoke, ash and flames, officials with Cal Fire San Diego announced Thursday that the Border 2 Fire, located in the Otay Mountain Wilderness Area, is now 100% contained.

Fire spotters used to watch with binoculars from forest towers. Now, technology can help forecast fire behavior, but human ...

Earlier this month, relentless 90-mile-an-hour Santa Ana winds sent wildfires tearing through Greater Los Angeles, taking ...