People are taking precautions as multiple wildfires cause poor air quality across a wide swath of Los Angeles County.

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

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

With hazardous levels of smoke lingering over Los Angeles County as a result of the slew of wildfires currently burning ...

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

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

As smoke pours from the intense wildfires currently scorching Los Angeles, air quality has plummeted across the city due to ...

At least five people are dead and nearly 2,000 structures have been destroyed as fierce wildfires rage in the Los Angeles ...

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 ...