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Primary air pollutant in the Chattanooga Valley area:
PM2.5 - 29 Good
Enjoy your outdoor activities.
Primary Pollutant: PM2.5 - 51 Moderate
Secondary Pollutant: OZONE - 28 Good
Primary Pollutant: PM2.5 - 50 Good
Secondary Pollutant: OZONE - 28 Good
Primary Pollutant: PM2.5 - 42 Good