Home > USA > California > San Mateo County > Colma
Primary air pollutant in the Colma area:
OZONE - 16 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 16 Good
Primary Pollutant: PM2.5 - 50 Good
Primary Pollutant: PM2.5 - 50 Good
Primary Pollutant: PM2.5 - 0 Moderate
Primary Pollutant: PM2.5 - 0 Moderate
Primary Pollutant: PM2.5 - 0 Moderate
Primary Pollutant: PM2.5 - 0 Moderate