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Primary air pollutant in the Signal Hill area:
OZONE - 41 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 24 Good
PM10 - 10 Good
Primary Pollutant: PM10 - 51 Moderate
Secondary Pollutant: PM2.5 - 39 Good
Secondary Pollutant: OZONE - 47 Good
Secondary Pollutant: CO - 14 Good
Secondary Pollutant: NO2 - 44 Good
Primary Pollutant: PM2.5 - 53 Moderate
Secondary Pollutant: PM10 - 25 Good
Secondary Pollutant: OZONE - 42 Good
Secondary Pollutant: CO - 4 Good
Secondary Pollutant: NO2 - 24 Good
Primary Pollutant: OZONE - 40 Good
Secondary Pollutant: PM2.5 - 39 Good
Secondary Pollutant: PM10 - 18 Good
Secondary Pollutant: CO - 3 Good
Secondary Pollutant: NO2 - 23 Good