The advisories impact large areas of Idaho, Oregon, Montana and Washington, lasting through the end of January.

According to the map, the 10 ZIP codes with highest exposure are concentrated near the ports and along the 110, 710, and 605 ...

Even though the Palisades and Eaton fires are now mostly contained, the Santa Ana winds have led to new fires flaring up ...

The Sepulveda fire was the latest blaze in a nerve-racking week as Southern California headed into a fourth consecutive day ...

LA County Sheriff says about 31,000 people were under mandatory evacuation orders while another 23,000 were under evacuation ...

The Hughes Fire was first reported shortly after 10:30 a.m. along Lake Hughes Road, near Castaic Lake and the 5 Freeway, ...

The US has topped a list of 175 countries of where citizens are most at risk from the adverse health effects of air pollution ...

The Davis County Health Department is installing 41 air quality sensors across the county to give people a better idea of ...

“Researchers analyzed 175 countries,” using the most recent data from leading scientific and environmental research ...

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

Kids are encouraged to submit their raptor-inspired artwork on the raptor center's website. ...DENSE FOG ADVISORY NOW IN ...