Virtually all of Los Angeles is experiencing "unhealthy" air quality levels amid the devastating fires that ignited in early ...

Major air pollutants have declined in recent decades, but USA TODAY’s analysis shows wildfire smoke is taking their place.

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

On Wednesday at 12:26 p.m. an air quality alert was issued valid until Friday at midnight. The alert is for San Bernardino ...

Winds have begun shifting to the east, which drove the Eaton fire toward Arcadia and Monrovia early Wednesday morning. Smoke ...

An Air Quality Alert has been issued for parts of the Inland Empire, as well as Los Angeles and Orange counties.

You can make your voice heard so as to better inform staff and SCAQMD decision makers of the public’s position at: ...

The wildfires burning across LA are also degrading the air quality across the region. The resulting air pollution is a ...

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

An air quality alert was issued on Monday at 2:59 p.m. in effect until Wednesday at midnight. The alert is for San Bernardino ...

There are limited exceptions to this rule, including locations situated above 3,000 feet in elevation, the Coachella Valley, ...

Orange County residents know the importance of maintaining a comfortable indoor environment throughout the year. With varying ...