Air quality in St. Louis

This year's air quality levels in St. Louis

year
fresh air
29 AQI
fresh air
29 AQI

Main pollutants

18
PM25
18
PM10
11
NO2
22
O3
  • outdoor sports
  • bring baby out
  • eating outside
The air is pure, ideal for outdoor activities!

This year's air quality levels in St. Louis

18
PM25
18
PM10
11
NO2
22
O3

Main pollutants

AQI

  • 18
    PM25
  • 18
    PM10
  • 11
    NO2
  • 22
    O3

µg/m³

  • 9
    PM25
  • 18
    PM10
  • 22
    NO2
  • 22
    O3

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