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Primary air pollutant in the Smithfield area:
PM2.5 - 28 Good
Enjoy your outdoor activities.
Other Pollutants:
OZONE - 10 Good
Primary Pollutant: OZONE - 48 Good
Secondary Pollutant: PM2.5 - 45 Good
Primary Pollutant: OZONE - 42 Good
Secondary Pollutant: PM2.5 - 35 Good
Primary Pollutant: OZONE - 45 Good
Secondary Pollutant: PM2.5 - 45 Good
Primary Pollutant: PM2.5 - 51 Moderate
Secondary Pollutant: OZONE - 48 Good