Wisconsin Department of Natural Resources Box 7921, Madison, WI 53707 PUB-EI-7054 2016 FOR MORE INFORMATION Visit dnr.wi.gov Air Quality Index Little or no health effects. Air Quality Descriptor Index Value Health Implications Unhealthy Unhealthy for Sensitive Groups Moderate Good Very Unhealthy 0–50 Mild health effects possible for unusually sensitive people. 51–100 People with heart or lung conditions, seniors and children may experience health effects. 101–150 Everyone may experience some health effects. 151–200 Everyone may experience more serious health effects. 201–300