Home > USA > California > San Diego County > Lake San Marcos
Primary air pollutant in the Lake San Marcos area:
PM2.5 - 56 Moderate
If you are unusually sensitive to particle pollution, consider reducing your activity level or shorten the amount of time you are active outdoors.
Other Pollutants:
PM10 - 20 Good
OZONE - 41 Good
Primary Pollutant: PM2.5 - 64 Moderate
Secondary Pollutant: OZONE - 45 Good
Primary Pollutant: PM2.5 - 56 Moderate
Secondary Pollutant: OZONE - 46 Good
Primary Pollutant: PM2.5 - 60 Moderate
Secondary Pollutant: OZONE - 48 Good
Primary Pollutant: PM2.5 - 64 Moderate
Secondary Pollutant: OZONE - 51 Moderate