The map pulls data from air monitors, hundreds of pollution sensors, and forecast models to provide real-time air quality index (AQI) readings for more than 1,000 locations. Los Angeles’ air ...

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

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

So the agency added a disclaimer above the map: “Windblown ash particles may be too large to be detected by air quality instrumentation and not reflected in the Air Quality Index (AQI ...

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

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 ...

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 ...

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 ...