Tens of thousands of people have been impacted by evacuation orders since the blazes began. Follow for live updates.

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

Smoke is drifting to cities miles away from where five major wildfires are burning in Los Angeles County, prompting several air quality alerts, but will it reach San Diego County?

NBC News' Tom Llamas spoke to ER Medical Director Sylvia Kotikian about the poor air quality in Southern California and what ...

On Thursday at 5:14 p.m. an air quality alert was issued valid until Friday at 5 p.m. The alert is for Calabasas and Agoura ...

With hazardous levels of smoke lingering over Los Angeles County as a result of the slew of wildfires currently burning throughout the region, county officials are urging the public to stay safe.

Certain masks are effective in protecting against wildfire smoke — but only if they are fitted and worn properly.

Incinerating commercial and residential buildings releases hazardous chemicals and gases from their materials.

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

Here's advice from SCAQMD: Avoid using indoor or outdoor wood-burning appliances, including fireplaces. Avoid vigorous ...

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