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

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

Already known for having some of the worst air quality in the U.S., people in Southern California are now also at risk of ...

Fortunately, the US Environmental Protection Agency has a resource called the Air Quality Index to help monitor air quality.

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

Southern California wildfires have spurred smoke advisories by authorities and contributed to hazardous air quality ...

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

The air quality in Phoenix has been bad recently, but we probably can’t blame California for it. Oh wow. The air quality in ...

A large area of greater Los Angeles had unhealthy air Friday, due to particulate matter from large wildfires. Here are tips ...

Smoke from the raging Southern California wildfires is filling city skylines, causing officials to warn residents of ...

Smoke from the raging Southern California wildfires is filling city skylines, causing officials to warn residents of poor air ...

LOS ANGELES — Massive wildfires burning in the Los Angeles area have filled the air with a thick cloud of smoke and ash, ...