Home > USA > Iowa > Shelby County > Defiance
Primary air pollutant in the Defiance area:
PM2.5 - 36 Good
Enjoy your outdoor activities.
Other Pollutants:
PM10 - 6 Good
OZONE - 18 Good
Primary Pollutant: PM2.5 - 28 Good
Secondary Pollutant: OZONE - 26 Good
Secondary Pollutant: CO - 5 Good
Primary Pollutant: PM2.5 - 28 Good
Secondary Pollutant: OZONE - 25 Good
Secondary Pollutant: CO - 5 Good