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  3. Colorado

Colorado

United States

2026-08-12 03:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
114.6
PM10
μg/m³
28
PM2.5
μg/m³
8.3
NO2
μg/m³
17.7
CO
μg/m³
354.2
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
10℃
75%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Adams County
AQI 41
Alamosa County
AQI 39
Arapahoe County
AQI 48
Archuleta County
AQI 40
Baca County
AQI 10
Bent County
AQI 16
Boulder County
AQI 41
Broomfield County
AQI 30
Chaffee County
AQI 5
Cheyenne County
AQI 15
Clear Creek County
AQI 51
Conejos County
AQI 39
Costilla County
AQI 8
Crowley County
AQI 17
Custer County
AQI 8
Delta County
AQI 51
Denver County
AQI 46
Dolores County
AQI 12
Douglas County
AQI 47
Eagle County
AQI 10
El Paso County
AQI 57
Elbert County
AQI 35
Fremont County
AQI 18
Garfield County
AQI 44
Gilpin County
AQI 51
Grand County
AQI 9
Gunnison County
AQI 47
Hinsdale County
AQI 16
Huerfano County
AQI 8
Jackson County
AQI 11
Jefferson County
AQI 56
La Plata County
AQI 44
Lake County
AQI 4
Larimer County
AQI 49
Las Animas County
AQI 13
Lincoln County
AQI 19
Logan County
AQI 17
Mesa County
AQI 54
Mineral County
AQI 4
Moffat County
AQI 11
Montezuma County
AQI 55
Montrose County
AQI 51
Morgan County
AQI 15
Otero County
AQI 17
Ouray County
AQI 28
Park County
AQI 7
Phillips County
AQI 16
Pitkin County
AQI 43
Prowers County
AQI 33
Pueblo County
AQI 57
Rio Blanco County
AQI 17
Rio Grande County
AQI 39
Routt County
AQI 25
Saguache County
AQI 7
San Juan County
AQI 28
San Miguel County
AQI 28
Sedgwick County
AQI 15
Summit County
AQI 8
Teller County
AQI 20
Washington County
AQI 17
Weld County
AQI 49
Yuma County
AQI 17
Data Sources
http://www.airnow.gov/

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