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Primary air pollutant in the New Canaan area:
OZONE - 51 Moderate
If you are unusually sensitive to particle pollution, consider reducing your activity level or shorten the amount of time you are active outdoors.
Primary Pollutant: OZONE - 42 Good
Secondary Pollutant: PM2.5 - 28 Good
Primary Pollutant: OZONE - 64 Moderate
Secondary Pollutant: PM2.5 - 52 Moderate
Primary Pollutant: PM2.5 - 58 Moderate
Secondary Pollutant: OZONE - 51 Moderate
Primary Pollutant: OZONE - 58 Moderate
Secondary Pollutant: PM2.5 - 56 Moderate