The Air Quality Index measured 156 near Forks, Washington, and received a rating of "unhealthy," meaning some members of the general public may experience health effects and members of sensitive ...

Wildfires are tearing through thousands of acres in Los Angeles County in California, as strong Santa Ana winds stoke the ...

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

Wildfire ash carries many carcinogens that could cause short- and long-term health problems, including asthma attacks and ...

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

"They don't have the spatial density or indeed sometimes the temporal density to tell us what's really happening on the kind of localized level that really matters to people," he says. The Air Quality ...

Rather than relying solely on the Air Quality Index, Wexler recommends checking out PurpleAir Map, which tells you where the plumes of smoke are in real time. "If the plume is where you are or ...

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

Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot particles that can penetrate the lungs and brain dropped to moderate levels, ...

Blowing dust may result in air quality index levels that are unhealthy for sensitive groups or worse. The winds may disperse ash from the Palisades and Eaton fires, which have burned a combined ...