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Primary air pollutant in the Waterloo area:
PM2.5 - 26 Good
Enjoy your outdoor activities.
Other Pollutants:
PM10 - 2 Good
OZONE - 7 Good
Primary Pollutant: PM2.5 - 22 Good
Secondary Pollutant: OZONE - 21 Good
Secondary Pollutant: CO - 5 Good
Primary Pollutant: PM2.5 - 23 Good
Secondary Pollutant: OZONE - 22 Good
Secondary Pollutant: CO - 5 Good