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 ...

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

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

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, ...

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

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