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  2. United States
  3. Missouri
  4. St. Louis County

St. Louis County

Missouri

2025-12-13 11:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
17.4
PM10
μg/m³
24.3
NO2
μg/m³
9
SO2
μg/m³
0.9
Weather
  • ℃
  • ℉
0℃
88%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • PM10
  • NO2
  • SO2
Places included
Airport Township
AQI 70
Bonhomme Township
AQI 65
Chesterfield Township
AQI 65
Clayton Township
AQI 70
Concord Township
AQI 64
Creve Coeur Township
AQI 70
Ferguson Township
AQI 70
Gravois Township
AQI 66
Hadley Township
AQI 58
Jefferson Township
AQI 67
Lemay Township
AQI 66
Lewis and Clark Township
AQI 70
Maryland Heights Township
AQI 70
Meramec Township
AQI 54
Midland Township
AQI 70
Missouri River Township
AQI 70
Normandy Township
AQI 66
Northwest Township
AQI 70
Norwood Township
AQI 74
Oakville Township
AQI 54
Queeny Township
AQI 60
Spanish Lake Township
AQI 73
St. Ferdinand Township
AQI 78
Tesson Ferry Township
AQI 54
University Township
AQI 64
Wildhorse Township
AQI 70
Data Sources
http://www.airnow.gov/

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AQI 70
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AQI 70
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AQI 70
Kirkwood
AQI 70
Frontenac
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Glendale
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Country Life Acres
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Oakland
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Westwood
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