The advisories impact large areas of Idaho, Oregon, Montana and Washington, lasting through the end of January.
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 ...
According to the National Weather Service (NWS), exposure to particle pollution may trigger asthma attacks, respiratory infections, and cardiovascular complications. A live map from AirNow showed that ...
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