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Primary air pollutant in the Lake San Marcos area:
OZONE - 30 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 29 Good
PM10 - 12 Good
Primary Pollutant: OZONE - 32 Good
Secondary Pollutant: PM2.5 - 28 Good
Primary Pollutant: OZONE - 38 Good
Secondary Pollutant: PM2.5 - 33 Good