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

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

AirNow is a collaborative effort of federal agencies that provides air quality data across the U.S. The site also has ...

Smoke from wildfires — like the ones in Los Angeles — can have health consequences. Here's what experts expect.

Air quality across parts of California is deteriorating to hazardous levels as strong winds drive rapid wildfire spread and ...

As thousands of acres burn across Southern California, wildfire smoke is causing poor air quality in the region and beyond.

Wildfire smoke increases tiny particles in the air known as particulate matter that can be harmful to people’s health.

After the fires get under control, wind could help push some particles out of the air, as will gravity with some larger ...

A map from AirNow suggests that the air quality around Los Angeles and Anaheim, California, is unhealthy as the Palisades ...

Jim Harbaugh wore a Los Angeles Fire Department hat during his news conference Thursday, a tip of the cap to the men and ...

An air quality alert was issued on Thursday at 4:59 p.m. in effect until Friday at 5 p.m. The alert is for San Bernardino and ...

Good (Green): 0-50 AQI means there is little or no health risk associated with air quality. Moderate (Yellow): 51-100 AQI ...