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  3. Colorado

Colorado

United States

2026-08-12 02:00
CAQI (Europe)
Medium
Pollutants|Pollens
O3
μg/m³
124.9
PM10
μg/m³
24.5
PM2.5
μg/m³
8.2
NO2
μg/m³
17.9
CO
μg/m³
291.7
SO2
μg/m³
1.1
Weather
  • ℃
  • ℉
9℃
78%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Adams County
AQI 43
Alamosa County
AQI 28
Arapahoe County
AQI 55
Archuleta County
AQI 46
Baca County
AQI 12
Bent County
AQI 16
Boulder County
AQI 49
Broomfield County
AQI 26
Chaffee County
AQI 9
Cheyenne County
AQI 13
Clear Creek County
AQI 54
Conejos County
AQI 17
Costilla County
AQI 10
Crowley County
AQI 17
Custer County
AQI 13
Delta County
AQI 28
Denver County
AQI 48
Dolores County
AQI 16
Douglas County
AQI 49
Eagle County
AQI 8
El Paso County
AQI 61
Elbert County
AQI 38
Fremont County
AQI 23
Garfield County
AQI 53
Gilpin County
AQI 55
Grand County
AQI 7
Gunnison County
AQI 55
Hinsdale County
AQI 22
Huerfano County
AQI 13
Jackson County
AQI 7
Jefferson County
AQI 59
La Plata County
AQI 49
Lake County
AQI 6
Larimer County
AQI 54
Las Animas County
AQI 15
Lincoln County
AQI 17
Logan County
AQI 15
Mesa County
AQI 58
Mineral County
AQI 10
Moffat County
AQI 7
Montezuma County
AQI 57
Montrose County
AQI 23
Morgan County
AQI 14
Otero County
AQI 17
Ouray County
AQI 26
Park County
AQI 8
Phillips County
AQI 13
Pitkin County
AQI 48
Prowers County
AQI 29
Pueblo County
AQI 57
Rio Blanco County
AQI 7
Rio Grande County
AQI 17
Routt County
AQI 26
Saguache County
AQI 11
San Juan County
AQI 26
San Miguel County
AQI 26
Sedgwick County
AQI 15
Summit County
AQI 8
Teller County
AQI 18
Washington County
AQI 16
Weld County
AQI 51
Yuma County
AQI 14
Data Sources
http://www.airnow.gov/

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