The worst air in the country on the morning of June 14 was in New Castle County because of a wildfire in New Jersey. The air ...

New York state health officials have issued an Air Quality Health Advisory for NYC on Thursday due to the forecast presence ...

The classifications are based on a federal measurement system called the Air Quality Index. The Air Quality Index is used nationwide to measure the severity of air pollution and categorize the ...

The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health ...

Ohioans should monitor the air quality index daily this summer, as wildfires in Canada send smoke down to the Midwest and ...

An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.