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

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

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

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

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

Millions of Los Angeles County residents are facing extremely hazardous air quality as wildfires continue to burn. The air ...

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

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

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.

LOS ANGELES (AP) — With levels of sooty air pollution far too high across swaths of the Los Angeles area, Dana Benton is ...