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  4. Broomfield County

Broomfield County

Colorado

2025-12-09 19:00
AQI (US)
Good
Pollutants
PM10
μg/m³
45
PM2.5
μg/m³
3.1
Weather
  • ℃
  • ℉
15℃
33%
52 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM10
  • PM2.5
Places included
Broomfield
AQI 42
Data Sources
http://www.airnow.gov/

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Cities Nearby

Broomfield
AQI 42
Lafayette
AQI 6
Northglenn
AQI 42
Louisville
AQI 43
Thornton
AQI 42
Superior
AQI 6
Westminster
AQI 8
Erie
AQI 12
Twin Lakes
AQI 27
Welby
AQI 42
Derby
AQI 42