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Primary air pollutant in the Pomona area:
OZONE - 1 Good
Enjoy your outdoor activities.
Primary Pollutant: PM2.5 - 71 Moderate
Secondary Pollutant: PM10 - 52 Moderate
Secondary Pollutant: OZONE - 30 Good
Secondary Pollutant: CO - 7 Good
Secondary Pollutant: NO2 - 41 Good
Primary Pollutant: PM2.5 - 164 Unhealthy
Secondary Pollutant: PM10 - 66 Moderate
Secondary Pollutant: OZONE - 19 Good
Secondary Pollutant: CO - 7 Good
Secondary Pollutant: NO2 - 35 Good