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  4. Jefferson County

Jefferson County

Colorado

2026-03-12 00:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
127.9
PM10
μg/m³
12.1
PM2.5
μg/m³
3.6
Weather
  • ℃
  • ℉
3℃
35%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Arvada
AQI 13
Aspen Park
AQI 10
Coal Creek
AQI 17
Columbine
AQI 10
Conifer
AQI 10
Edgewater
AQI 13
Evergreen
AQI 39
Genesee
AQI 10
Golden
AQI 44
Indian Hills
AQI 10
Ken Caryl
AQI 10
Lakeside
AQI 13
Lakewood
AQI 13
Louisville
AQI 38
Morrison
AQI 10
Mountain View
AQI 13
Westminster
AQI 13
Wheat Ridge
AQI 13
Data Sources
http://www.airnow.gov/

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Cities Nearby

Indian Hills
AQI 10
Aspen Park
AQI 10
Evergreen
AQI 39
Conifer
AQI 10
Morrison
AQI 10
Genesee
AQI 10
Ken Caryl
AQI 10
Columbine
AQI 10
Golden
AQI 44
Columbine Valley
AQI 10
Roxborough Park
AQI 10