Home > USA > California > Los Angeles County > Signal Hill
Primary air pollutant in the Signal Hill area:
PM2.5 - 50 Good
Enjoy your outdoor activities.
Other Pollutants:
PM10 - 17 Good
OZONE - 33 Good
Primary Pollutant: OZONE - 71 Moderate
Secondary Pollutant: PM2.5 - 60 Moderate
Secondary Pollutant: PM10 - 40 Good
Secondary Pollutant: CO - 7 Good
Secondary Pollutant: NO2 - 28 Good
Primary Pollutant: PM2.5 - 64 Moderate
Secondary Pollutant: PM10 - 31 Good
Secondary Pollutant: OZONE - 51 Moderate
Secondary Pollutant: CO - 6 Good
Secondary Pollutant: NO2 - 23 Good