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  4. Arapahoe County

Arapahoe County

Colorado

2026-05-11 21:00
CAQI (Europe)
Medium
Pollutants|Pollens
O3
μg/m³
163.9
PM10
μg/m³
17.2
PM2.5
μg/m³
4.8
Weather
  • ℃
  • ℉
28℃
12%
2 kph
5 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Aurora
AQI 18
Centennial
AQI 67
Cherry Hills Village
AQI 18
Columbine Valley
AQI 15
Englewood
AQI 18
Greenwood Village
AQI 18
Sheridan
AQI 18
Watkins
AQI 70
Data Sources
http://www.airnow.gov/

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Cities Nearby

Watkins
AQI 70
Elizabeth
AQI 67
Parker
AQI 15
The Pinery
AQI 67
Aurora
AQI 18
Centennial
AQI 67
Lone Tree
AQI 15
Castle Pines
AQI 15
Castle Rock
AQI 15
Greenwood Village
AQI 18
Cherry Hills Village
AQI 18