The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health risks. Michigan residents can check the AQI through various online resources, ...

It tells how clean or polluted the air is, and what associated health effects might be ... "Think of the AQI as a yardstick that runs from 0 to 500. The higher the AQI value, the greater the ...

Climatologists are telling us that the central and eastern U.S. states are in for a long, hot and smoky summer because of ...

Watch for symptoms such as coughing or shortness of breath." Jonathan Grigg, a professor of pediatric respiratory and ...

A pulmonologist recommends limiting outdoor exposure to minutes when AQI exceeds 150, and notes smoky conditions from Canadian wildfires could last for weeks.

The agency notes studies have not determined health effects from wildfire smoke inhalation "over multiple seasons." The AQI is the EPA's ... on a scale of zero to 500, with higher numbers ...

A gray haze from wildfire smoke could be seen in Cincinnati, and the entire state of Minnesota is under an air quality alert.

The index’s scale runs from 0 to 500; the higher the ... say you may feel negative effects from pollutants in the air even on days when the air quality index is not very high.

Massive clouds of pollutants could collide in North Carolina this week and result in poor air quality conditions for millions. Smoke from more than 100 wildfires burning in Canada has drifted into the ...

Air pollution levels are measured daily and ranked on a scale of 0 for perfect air all the way up to 500 for air pollution levels that pose an immediate danger to the public. The AQI breaks air ...