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 ...

People are taking precautions as multiple wildfires cause poor air quality across a wide swath of Los Angeles County.

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

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

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

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The EPA measures regional air quality index (AQI) by how hazardous it is to the general public. Discover the AQI in your city by searching below.