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Primary air pollutant in the Cos Cob area:
OZONE - 18 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 1 Good
PM10 - 2 Good
Primary Pollutant: PM2.5 - 39 Good
Primary Pollutant: PM2.5 - 33 Good
Primary Pollutant: PM2.5 - 50 Good