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Primary air pollutant in the Julian area:
OZONE - 45 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 7 Good
PM10 - 4 Good
Primary Pollutant: OZONE - 50 Good
Secondary Pollutant: PM2.5 - 17 Good
Primary Pollutant: OZONE - 67 Moderate
Secondary Pollutant: PM2.5 - 22 Good