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Primary air pollutant in the Covina area:
OZONE - 36 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 0 Good
PM10 - 6 Good
Primary Pollutant: OZONE - 38 Good
Secondary Pollutant: PM2.5 - 28 Good
Secondary Pollutant: PM10 - 15 Good
Secondary Pollutant: CO - 5 Good
Secondary Pollutant: NO2 - 31 Good
Primary Pollutant: NO2 - 55 Moderate
Secondary Pollutant: PM2.5 - 28 Good
Secondary Pollutant: PM10 - 19 Good
Secondary Pollutant: OZONE - 45 Good
Secondary Pollutant: CO - 6 Good