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

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

Here's what to know about improving your air quality at home during a wildfire—these expert tips help you breathe easier when ...

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 ...

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 ...

Experts attributed the fog to calm winds, which also led to a sharp fall in the air quality, to the brink of “severe” level ...

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