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Primary air pollutant in the Smithfield area:
PM2.5 - 43 Good
Enjoy your outdoor activities.
Other Pollutants:
OZONE - 2 Good
Primary Pollutant: PM2.5 - 43 Good
Secondary Pollutant: OZONE - 40 Good
Primary Pollutant: PM2.5 - 48 Good
Secondary Pollutant: OZONE - 38 Good
Primary Pollutant: PM2.5 - 48 Good
Secondary Pollutant: OZONE - 43 Good