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  2. United States
  3. Colorado
  4. Jefferson County
  5. Louisville

Louisville

Jefferson County, Colorado

2025-12-30 19:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
94.3
PM10
μg/m³
16
PM2.5
μg/m³
3.6
Weather
  • ℃
  • ℉
10℃
29%
6 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Rocky Flats - N - 16600 W. Colo. Hwy. 128
AQI 40
Data Sources
http://www.airnow.gov/

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Cities Nearby

Louisville
AQI 40
Lafayette
AQI 16
Superior
AQI 16
Broomfield
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Gunbarrel
AQI 16
Erie
AQI 16
Boulder
AQI 36
Eldorado Springs
AQI 16
Niwot
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Northglenn
AQI 29
Westminster
AQI 41