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Primary air pollutant in the West Whittier Los Nietos area:
OZONE - 100 Moderate
If you are unusually sensitive to particle pollution, consider reducing your activity level or shorten the amount of time you are active outdoors.
Primary Pollutant: PM2.5 - 66 Moderate
Secondary Pollutant: PM10 - 44 Good
Secondary Pollutant: OZONE - 51 Moderate
Secondary Pollutant: CO - 3 Good
Secondary Pollutant: NO2 - 19 Good
Primary Pollutant: PM2.5 - 62 Moderate
Secondary Pollutant: PM10 - 35 Good
Secondary Pollutant: OZONE - 58 Moderate
Secondary Pollutant: CO - 4 Good
Secondary Pollutant: NO2 - 20 Good