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Colorado

United States

2026-06-22 11:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
26.8
O3
μg/m³
72.5
PM2.5
μg/m³
8.5
NO2
μg/m³
15
CO
μg/m³
291.7
SO2
μg/m³
1.8
Weather
  • ℃
  • ℉
2℃
72%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Adams County
AQI 26
Alamosa County
AQI 55
Arapahoe County
AQI 28
Archuleta County
AQI 23
Baca County
AQI 7
Bent County
AQI 7
Boulder County
AQI 13
Broomfield County
AQI 29
Chaffee County
AQI 8
Cheyenne County
AQI 3
Clear Creek County
AQI 24
Conejos County
AQI 55
Costilla County
AQI 24
Crowley County
AQI 10
Custer County
AQI 21
Delta County
AQI 35
Denver County
AQI 22
Dolores County
AQI 7
Douglas County
AQI 29
Eagle County
AQI 6
El Paso County
AQI 21
Elbert County
AQI 17
Fremont County
AQI 28
Garfield County
AQI 8
Gilpin County
AQI 27
Grand County
AQI 7
Gunnison County
AQI 29
Hinsdale County
AQI 19
Huerfano County
AQI 29
Jackson County
AQI 5
Jefferson County
AQI 27
La Plata County
AQI 25
Lake County
AQI 7
Larimer County
AQI 20
Las Animas County
AQI 21
Lincoln County
AQI 6
Logan County
AQI 1
Mesa County
AQI 29
Mineral County
AQI 11
Moffat County
AQI 6
Montezuma County
AQI 35
Montrose County
AQI 35
Morgan County
AQI 3
Otero County
AQI 10
Ouray County
AQI 28
Park County
AQI 8
Phillips County
AQI 2
Pitkin County
AQI 36
Prowers County
AQI 4
Pueblo County
AQI 27
Rio Blanco County
AQI 8
Rio Grande County
AQI 55
Routt County
AQI 10
Saguache County
AQI 16
San Juan County
AQI 28
San Miguel County
AQI 28
Sedgwick County
AQI 2
Summit County
AQI 7
Teller County
AQI 11
Washington County
AQI 3
Weld County
AQI 21
Yuma County
AQI 2
Data Sources
http://www.airnow.gov/

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