Home > USA > California > San Diego County > Lake San Marcos
Primary air pollutant in the Lake San Marcos area:
PM2.5 - 26 Good
Enjoy your outdoor activities.
Other Pollutants:
PM10 - 19 Good
OZONE - 23 Good
Primary Pollutant: PM2.5 - 50 Good
Secondary Pollutant: OZONE - 44 Good
Primary Pollutant: PM2.5 - 55 Moderate
Secondary Pollutant: OZONE - 45 Good