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Colorado

United States

2026-06-22 16:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
36
O3
μg/m³
110.2
PM2.5
μg/m³
9.8
NO2
μg/m³
14.7
CO
μg/m³
333.3
SO2
μg/m³
3.1
Weather
  • ℃
  • ℉
17℃
20%
16 kph
8 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Adams County
AQI 47
Alamosa County
AQI 55
Arapahoe County
AQI 42
Archuleta County
AQI 42
Baca County
AQI 4
Bent County
AQI 7
Boulder County
AQI 36
Broomfield County
AQI 49
Chaffee County
AQI 12
Cheyenne County
AQI 4
Clear Creek County
AQI 30
Conejos County
AQI 55
Costilla County
AQI 22
Crowley County
AQI 10
Custer County
AQI 19
Delta County
AQI 36
Denver County
AQI 37
Dolores County
AQI 4
Douglas County
AQI 37
Eagle County
AQI 8
El Paso County
AQI 40
Elbert County
AQI 26
Fremont County
AQI 27
Garfield County
AQI 9
Gilpin County
AQI 37
Grand County
AQI 6
Gunnison County
AQI 33
Hinsdale County
AQI 28
Huerfano County
AQI 16
Jackson County
AQI 6
Jefferson County
AQI 32
La Plata County
AQI 33
Lake County
AQI 10
Larimer County
AQI 41
Las Animas County
AQI 12
Lincoln County
AQI 6
Logan County
AQI 4
Mesa County
AQI 36
Mineral County
AQI 7
Moffat County
AQI 7
Montezuma County
AQI 39
Montrose County
AQI 36
Morgan County
AQI 7
Otero County
AQI 13
Ouray County
AQI 45
Park County
AQI 11
Phillips County
AQI 3
Pitkin County
AQI 37
Prowers County
AQI 14
Pueblo County
AQI 39
Rio Blanco County
AQI 9
Rio Grande County
AQI 55
Routt County
AQI 22
Saguache County
AQI 19
San Juan County
AQI 45
San Miguel County
AQI 45
Sedgwick County
AQI 3
Summit County
AQI 10
Teller County
AQI 11
Washington County
AQI 5
Weld County
AQI 35
Yuma County
AQI 3
Data Sources
http://www.airnow.gov/

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