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

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

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...

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

The Air Quality Index (AQI) can tell you a lot about the health of the environment, but there are still measures you can take ...

Ash from the recent LA County fires and burn scars formed by other wildfires in the fall can be dispersed by strong winds.

A total of six towns in Monmouth and Ocean counties have unhealthy air and ozone levels, according to AirNow.gov.

The Air Quality Index measured 156 near Forks, Washington, and received a rating of "unhealthy," meaning some members of the ...

Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot ...

Portland’s air quality is currently comparable to Los Angeles, despite the ongoing wildfires in Southern California.

The areas surrounding the wildfire, including the San Gabriel Mountains, the 5 Freeway corridor near Castaic Lake and Santa Clarita, are expected to be the most impacted by the Hughes fire, which ...

Persistent fires led to a haze of air pollution blanketing Oxnard, California. Dramatic footage captured an eerie scene, turning the sky a light orange and covering 598 Town Centre Drive with smoke ...