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Primary air pollutant in the San Dimas area:
OZONE - 2 Good
Enjoy your outdoor activities.
Primary Pollutant: PM2.5 - 50 Good
Secondary Pollutant: PM10 - 38 Good
Secondary Pollutant: OZONE - 31 Good
Secondary Pollutant: CO - 11 Good
Secondary Pollutant: NO2 - 46 Good
Primary Pollutant: NO2 - 58 Moderate
Secondary Pollutant: PM2.5 - 56 Moderate
Secondary Pollutant: PM10 - 44 Good
Secondary Pollutant: OZONE - 42 Good
Secondary Pollutant: CO - 10 Good