Home > USA > Ohio > Preble County > Gratis
Primary air pollutant in the Gratis area:
PM2.5 - 32 Good
Enjoy your outdoor activities.
Other Pollutants:
OZONE - 31 Good
PM10 - 11 Good
Primary Pollutant: OZONE - 46 Good
Secondary Pollutant: PM2.5 - 39 Good
Primary Pollutant: PM2.5 - 50 Good
Secondary Pollutant: OZONE - 48 Good
Primary Pollutant: OZONE - 51 Moderate
Secondary Pollutant: PM2.5 - 50 Good
Primary Pollutant: OZONE - 61 Moderate
Secondary Pollutant: PM2.5 - 44 Good
Primary Pollutant: OZONE - 46 Good
Secondary Pollutant: PM2.5 - 39 Good