Home > USA > California > San Mateo County > San Carlos
Primary air pollutant in the San Carlos area:
PM2.5 - 23 Good
Enjoy your outdoor activities.
Other Pollutants:
OZONE - 19 Good
Primary Pollutant: OZONE - 33 Good
Primary Pollutant: OZONE - 42 Good
Primary Pollutant: OZONE - 0 Good
Primary Pollutant: OZONE - 0 Good
Primary Pollutant: OZONE - 0 Good
Primary Pollutant: OZONE - 0 Good