While some schools in or near wildfire evacuation zones have reopened, some campuses may need ongoing cleaning to keep ...

The National Weather Service issued an updated air stagnation advisory at 5:31 p.m. on Friday in effect until Monday at 4 p.m ...

As firefighters continue to battle the rapidly-growing Border 2 fire, a smoke advisory is in effect for the southwestern area ...

The 10,396-acre Hughes fire reached 56% containment Friday as first responders made progress controlling multiple blazes ...

Firefighters continue to make progress in containing the massive Hughes Fire that broke out Wednesday near Castaic Lake, ...

At least 28 people are believed to be dead and more than a dozen others remain unaccounted for as multiple wildfires rage ...

Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

Those groups particularly sensitive to particulate matter in the air may want to limit time outside Friday and Saturday.

If you have been hearing about poor air quality in New York City Friday, you can breathe a deep sigh of relief (literally): ...

One possible reason for bad air quality in the city is a fire that broke out yesterday afternoon in Lancaster, Pennsylvania, ...

On Friday at 10:36 a.m. an air quality alert was issued valid until Saturday at 10:45 a.m.

Firefighters continue to battle fires across Southern California as the area prepares for a presidential visit Friday and ...