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  4. Jefferson County

Jefferson County

Colorado

2026-05-25 09:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
97.1
PM10
μg/m³
11.2
PM2.5
μg/m³
4
Weather
  • ℃
  • ℉
8℃
61%
13 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Arvada
AQI 12
Aspen Park
AQI 27
Coal Creek
AQI 8
Columbine
AQI 10
Conifer
AQI 27
Edgewater
AQI 12
Evergreen
AQI 25
Genesee
AQI 12
Golden
AQI 33
Indian Hills
AQI 12
Ken Caryl
AQI 10
Lakeside
AQI 12
Lakewood
AQI 12
Louisville
AQI 35
Morrison
AQI 12
Mountain View
AQI 12
Westminster
AQI 12
Wheat Ridge
AQI 12
Data Sources
http://www.airnow.gov/

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Cities Nearby

Indian Hills
AQI 12
Aspen Park
AQI 27
Evergreen
AQI 25
Conifer
AQI 27
Morrison
AQI 12
Genesee
AQI 12
Ken Caryl
AQI 10
Columbine
AQI 10
Golden
AQI 33
Columbine Valley
AQI 10
Roxborough Park
AQI 31