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Primary air pollutant in the Castleton On Hudson area:
OZONE - 45 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 44 Good
Primary Pollutant: PM2.5 - 57 Moderate
Secondary Pollutant: OZONE - 46 Good
Primary Pollutant: PM2.5 - 44 Good
Secondary Pollutant: OZONE - 40 Good