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Primary air pollutant in the Rowland Heights area:
PM2.5 - 62 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 - 40 Good
OZONE - 4 Good
Primary Pollutant: PM2.5 - 58 Moderate
Secondary Pollutant: PM10 - 41 Good
Secondary Pollutant: OZONE - 32 Good
Secondary Pollutant: CO - 9 Good
Secondary Pollutant: NO2 - 38 Good
Primary Pollutant: PM2.5 - 69 Moderate
Secondary Pollutant: PM10 - 48 Good
Secondary Pollutant: OZONE - 36 Good
Secondary Pollutant: CO - 11 Good
Secondary Pollutant: NO2 - 53 Moderate