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Primary air pollutant in the Monrovia area:
PM2.5 - 76 Moderate
If you are unusually sensitive to particle pollution, consider reducing your activity level or shorten the amount of time you are active outdoors.
Other Pollutants:
PM10 - 46 Good
OZONE - 31 Good
Primary Pollutant: PM2.5 - 97 Moderate
Secondary Pollutant: PM10 - 37 Good
Secondary Pollutant: OZONE - 35 Good
Secondary Pollutant: CO - 5 Good
Secondary Pollutant: NO2 - 31 Good
Primary Pollutant: PM2.5 - 182 Unhealthy
Secondary Pollutant: PM10 - 84 Moderate
Secondary Pollutant: OZONE - 30 Good
Secondary Pollutant: CO - 3 Good
Secondary Pollutant: NO2 - 25 Good