An air quality alert was issued on Thursday at 4:59 p.m. in effect until Friday at 5 p.m. The alert is for San Bernardino and ...

The smoke was expected to most heavily affect northwest coastal LA County, and in areas nearest the Palisades, Eaton and ...

Virtually all of Los Angeles is experiencing "unhealthy" air quality levels amid the devastating fires that ignited in early ...

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 ...

Air quality across parts of California is deteriorating to hazardous levels as strong winds drive rapid wildfire spread and ...

With thousands of acres already burned around Southern California, dangerous plumes of smoke can lead to a harmful reduction in air quality. Some monitoring sites across LA County have already ...

Smoke from the blaze has significantly worsened air quality statewide, with some areas reporting hazardous levels exceeding 500 on the Air Quality Index (AQI).

After the fires get under control, wind could help push some particles out of the air, as will gravity with some larger ...

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

Major air pollutants have declined in recent decades, but USA TODAY’s analysis shows wildfire smoke is taking their place.

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