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Primary air pollutant in the Monrovia area:
OZONE - 18 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 2 Good
PM10 - 5 Good
Primary Pollutant: OZONE - 50 Good
Secondary Pollutant: PM2.5 - 33 Good
Secondary Pollutant: PM10 - 13 Good
Secondary Pollutant: CO - 4 Good
Secondary Pollutant: NO2 - 15 Good