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Colorado

United States

2026-09-29 11:00
AQI (India)
Good
Pollutants|Pollens
O3
μg/m³
38.8
PM10
μg/m³
20.6
NO2
μg/m³
16.4
CO
μg/m³
208.3
PM2.5
μg/m³
2.6
SO2
μg/m³
1.6
Weather
  • ℃
  • ℉
2℃
93%
1 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • NO2
  • CO
  • PM2.5
  • SO2
Places included
Adams County
AQI 60
Alamosa County
AQI 3
Arapahoe County
AQI 60
Archuleta County
AQI 54
Baca County
AQI 11
Bent County
AQI 8
Boulder County
AQI 45
Broomfield County
AQI 60
Chaffee County
AQI 1
Cheyenne County
AQI 7
Clear Creek County
AQI 46
Conejos County
AQI 3
Costilla County
AQI 3
Crowley County
AQI 7
Custer County
AQI 4
Delta County
AQI 9
Denver County
AQI 60
Dolores County
AQI 4
Douglas County
AQI 60
Eagle County
AQI 5
El Paso County
AQI 28
Elbert County
AQI 36
Fremont County
AQI 3
Garfield County
AQI 13
Gilpin County
AQI 45
Grand County
AQI 3
Gunnison County
AQI 24
Hinsdale County
AQI 3
Huerfano County
AQI 4
Jackson County
AQI 5
Jefferson County
AQI 54
La Plata County
AQI 43
Lake County
AQI 1
Larimer County
AQI 45
Las Animas County
AQI 7
Lincoln County
AQI 6
Logan County
AQI 9
Mesa County
AQI 43
Mineral County
AQI 1
Moffat County
AQI 9
Montezuma County
AQI 48
Montrose County
AQI 9
Morgan County
AQI 14
Otero County
AQI 8
Ouray County
AQI 5
Park County
AQI 4
Phillips County
AQI 7
Pitkin County
AQI 13
Prowers County
AQI 5
Pueblo County
AQI 37
Rio Blanco County
AQI 11
Rio Grande County
AQI 3
Routt County
AQI 4
Saguache County
AQI 2
San Juan County
AQI 5
San Miguel County
AQI 5
Sedgwick County
AQI 8
Summit County
AQI 3
Teller County
AQI 4
Washington County
AQI 7
Weld County
AQI 54
Yuma County
AQI 6
Data Sources
http://www.airnow.gov/

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