AQ Index for St. Charles, Illinois

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Current AQ Index in St. Charles

St. Charles Air Pollutants

Primary air pollutant in the St. Charles area:

PM2.5 - 91 Moderate

If you are unusually sensitive to particle pollution, consider reducing your activity level or shorten the amount of time you are active outdoors.

Other Pollutants:

OZONE - 44 Good

Daily Air Quality Forecast for St. Charles, Illinois

Primary Pollutant: PM2.5 - 0 Moderate

Secondary Pollutant: OZONE - 0 Moderate

Primary Pollutant: PM2.5 - 0 Moderate

Secondary Pollutant: OZONE - 0 Moderate

Primary Pollutant: PM2.5 - 0 Moderate

Secondary Pollutant: OZONE - 0 Good

Primary Pollutant: PM2.5 - 0 Moderate

Secondary Pollutant: OZONE - 0 Moderate