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Primary air pollutant in the La Crescenta Montrose 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:
OZONE - 25 Good
Primary Pollutant: PM2.5 - 44 Good
Secondary Pollutant: PM10 - 27 Good
Secondary Pollutant: OZONE - 32 Good
Secondary Pollutant: CO - 10 Good
Secondary Pollutant: NO2 - 38 Good
Primary Pollutant: PM2.5 - 55 Moderate
Secondary Pollutant: PM10 - 23 Good
Secondary Pollutant: OZONE - 28 Good
Secondary Pollutant: CO - 10 Good
Secondary Pollutant: NO2 - 37 Good