After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...

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

A fire at the Owl Metals recycling facility that caused the Peninsula Expressway to shut down is still causing an air quality ...

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

Tainan, Hsinchu city and county, Chiayi city and county, and Yunlin County, as well as the outlying Kinmen, Lienchiang and ...

Oregon DEQ issues air quality advisory for several counties due to air stagnation trapping smoke and pollutants.

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

A live map from AirNow showed that, as of 10:42 a.m. ET, air quality considered unhealthy for sensitive groups was detected in parts of California, Oregon, and Idaho, while "unhealthy" air was ...

Even with thick smoke coming from the Hughes Fire, skies have been clear in many areas, and the air quality forecast has been ...

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

The Helena area is seeing extended air quality impacts in the Moderate to Unhealthy for Sensitive Groups range.

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