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  3. Colorado

Colorado

United States

2026-10-01 15:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
53.5
PM10
μg/m³
35
NO2
μg/m³
11.2
CO
μg/m³
229.2
PM2.5
μg/m³
3.7
SO2
μg/m³
1.6
Weather
  • ℃
  • ℉
5℃
70%
12 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • NO2
  • CO
  • PM2.5
  • SO2
Places included
Adams County
AQI 92
Alamosa County
AQI 6
Arapahoe County
AQI 92
Archuleta County
AQI 52
Baca County
AQI 2
Bent County
AQI 3
Boulder County
AQI 65
Broomfield County
AQI 92
Chaffee County
AQI 2
Cheyenne County
AQI 3
Clear Creek County
AQI 52
Conejos County
AQI 6
Costilla County
AQI 2
Crowley County
AQI 3
Custer County
AQI 4
Delta County
AQI 12
Denver County
AQI 92
Dolores County
AQI 3
Douglas County
AQI 92
Eagle County
AQI 3
El Paso County
AQI 81
Elbert County
AQI 27
Fremont County
AQI 33
Garfield County
AQI 33
Gilpin County
AQI 86
Grand County
AQI 2
Gunnison County
AQI 22
Hinsdale County
AQI 12
Huerfano County
AQI 1
Jackson County
AQI 3
Jefferson County
AQI 80
La Plata County
AQI 54
Lake County
AQI 2
Larimer County
AQI 64
Las Animas County
AQI 2
Lincoln County
AQI 2
Logan County
AQI 3
Mesa County
AQI 41
Mineral County
AQI 2
Moffat County
AQI 4
Montezuma County
AQI 42
Montrose County
AQI 12
Morgan County
AQI 4
Otero County
AQI 2
Ouray County
AQI 15
Park County
AQI 1
Phillips County
AQI 3
Pitkin County
AQI 39
Prowers County
AQI 6
Pueblo County
AQI 75
Rio Blanco County
AQI 3
Rio Grande County
AQI 6
Routt County
AQI 9
Saguache County
AQI 2
San Juan County
AQI 15
San Miguel County
AQI 15
Sedgwick County
AQI 4
Summit County
AQI 4
Teller County
AQI 38
Washington County
AQI 2
Weld County
AQI 56
Yuma County
AQI 3
Data Sources
http://www.airnow.gov/

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