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  3. Colorado

Colorado

United States

2024-09-21 04:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
82.5
PM10
μg/m³
28.2
PM2.5
μg/m³
6.1
NO2
μg/m³
38.6
CO
μg/m³
545
SO2
μg/m³
1.9
Weather
  • ℃
  • ℉
6℃
32%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Adams County
AQI 44
Alamosa County
AQI 18
Arapahoe County
AQI 40
Archuleta County
AQI 16
Baca County
AQI 19
Bent County
AQI 15
Boulder County
AQI 39
Broomfield County
AQI 55
Chaffee County
AQI 18
Cheyenne County
AQI 17
Clear Creek County
AQI 41
Conejos County
AQI 18
Costilla County
AQI 14
Crowley County
AQI 15
Custer County
AQI 15
Delta County
AQI 25
Denver County
AQI 34
Dolores County
AQI 26
Douglas County
AQI 40
Eagle County
AQI 28
El Paso County
AQI 30
Elbert County
AQI 28
Fremont County
AQI 11
Garfield County
AQI 15
Gilpin County
AQI 41
Grand County
AQI 42
Gunnison County
AQI 29
Hinsdale County
AQI 23
Huerfano County
AQI 15
Jackson County
AQI 21
Jefferson County
AQI 40
La Plata County
AQI 27
Lake County
AQI 31
Larimer County
AQI 45
Las Animas County
AQI 15
Lincoln County
AQI 17
Logan County
AQI 38
Mesa County
AQI 36
Mineral County
AQI 23
Moffat County
AQI 36
Montezuma County
AQI 32
Montrose County
AQI 27
Morgan County
AQI 31
Otero County
AQI 18
Ouray County
AQI 15
Park County
AQI 40
Phillips County
AQI 38
Pitkin County
AQI 28
Prowers County
AQI 18
Pueblo County
AQI 28
Rio Blanco County
AQI 23
Rio Grande County
AQI 18
Routt County
AQI 21
Saguache County
AQI 18
San Juan County
AQI 15
San Miguel County
AQI 15
Sedgwick County
AQI 38
Summit County
AQI 31
Teller County
AQI 30
Washington County
AQI 38
Weld County
AQI 44
Yuma County
AQI 38
Data Sources
http://www.airnow.gov/

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