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  3. Missouri
  4. St. Louis County

St. Louis County

Missouri

2024-12-22 08:00
AQI (China)
Excellent
Pollutants|Pollens
NO2
μg/m³
55.1
PM10
μg/m³
16.6
PM2.5
μg/m³
11.1
CO
μg/m³
500
SO2
μg/m³
2.4
O3
μg/m³
2.1
Weather
  • ℃
  • ℉
-3℃
85%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • NO2
  • PM10
  • PM2.5
  • CO
  • SO2
  • O3
Places included
Airport Township
AQI 33
Bonhomme Township
AQI 22
Chesterfield Township
AQI 36
Clayton Township
AQI 22
Concord Township
AQI 22
Creve Coeur Township
AQI 29
Ferguson Township
AQI 34
Gravois Township
AQI 22
Hadley Township
AQI 22
Jefferson Township
AQI 22
Lemay Township
AQI 22
Lewis and Clark Township
AQI 36
Maryland Heights Township
AQI 36
Meramec Township
AQI 19
Midland Township
AQI 29
Missouri River Township
AQI 29
Normandy Township
AQI 24
Northwest Township
AQI 36
Norwood Township
AQI 34
Oakville Township
AQI 22
Queeny Township
AQI 27
Spanish Lake Township
AQI 33
St. Ferdinand Township
AQI 32
Tesson Ferry Township
AQI 22
University Township
AQI 22
Wildhorse Township
AQI 36
Data Sources
http://www.airnow.gov/

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