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Primary air pollutant in the Lake San Marcos area:
OZONE - 38 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 12 Good
PM10 - 6 Good
Primary Pollutant: OZONE - 54 Moderate
Secondary Pollutant: PM2.5 - 39 Good
Primary Pollutant: OZONE - 61 Moderate
Secondary Pollutant: PM2.5 - 44 Good