An air quality alert for increased ozone was issued for southeast Michigan on Saturday by the Michigan Department of Environment, Great Lakes and Energy. Elevated ozone levels during the mid ...

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 ...

In North Carolina, Rutherford County is under a code orange air quality action day for fine particulates until midnight, indicating that pollution concentration in the region could reach or ...

map for Thursday displays a number of orange-coded regions, indicating air pollution levels that could harm people with respiratory conditions, older adults and children. In several cities ...