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Primary air pollutant in the Old Saybrook Center area:
OZONE - 19 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 10 Good
PM10 - 3 Good
Primary Pollutant: PM2.5 - 22 Good
Primary Pollutant: PM2.5 - 17 Good
Primary Pollutant: PM2.5 - 28 Good