A wildfire erupted near Castaic Lake Wednesday, sending plumes of smoke into neighboring Ventura County areas. Here's what to ...

On Wednesday at 1:32 p.m. an air quality alert was issued valid until Thursday at noon. The alert is for Ventura County ...

Dust and ash left behind from the wildfires across Southern California can be irritating and hazardous when inhaled.

A new rule adopted by the Colorado Air Quality Control Commission identified five "priority" air toxics that will soon be regulated.

The Oregon Department of Environmental Quality issued an air quality advisory for La Pine Tuesday due to stagnant air ...

Millions of people living in California have been warned against doing any outdoor activity because of bad air quality amid ...

The Davis County Health Department has installed 24 air quality sensors throughout the county to help community members make ...

The Los Angeles wildfires have robbed many Southern California residents not only of their homes but also of the great ...

The air has improved in the LA region as firefighters get blazes under control, but there are questions about how safe the ...

As government sensors fall short, people are buying their own to protect against particulate pollution linked to heart and ...

Vog, a mix of volcanic dust and gases, can cause health issues like eye and throat irritation, coughing, and shortness of ...

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