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Primary air pollutant in the Dale City area:
PM2.5 - 32 Good
Enjoy your outdoor activities.
Other Pollutants:
PM10 - 13 Good
OZONE - 22 Good
Primary Pollutant: PM2.5 - 55 Moderate
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 - 53 Moderate
Primary Pollutant: OZONE - 51 Moderate
Secondary Pollutant: PM2.5 - 50 Good