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  4. Jefferson County

Jefferson County

Missouri

2025-12-15 13:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
12
NO2
μg/m³
18.7
PM2.5
μg/m³
6.3
Weather
  • ℃
  • ℉
-8℃
68%
3 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • NO2
  • PM2.5
Places included
Arnold Township
AQI 12
Central Township
AQI 12
High Ridge Township
AQI 12
Imperial Township
AQI 12
Joachim Township
AQI 12
Meramec
AQI 12
Plattin Township
AQI 20
River View Township
AQI 12
Valle Township
AQI 20
Windsor Township
AQI 12
Data Sources
http://www.airnow.gov/

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