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Colorado

United States

2026-10-01 05:00
AQI (India)
Good
Pollutants|Pollens
O3
μg/m³
44.7
NO2
μg/m³
24.3
CO
μg/m³
520.8
PM10
μg/m³
15.4
PM2.5
μg/m³
3.6
SO2
μg/m³
1.6
Weather
  • ℃
  • ℉
1℃
93%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • NO2
  • CO
  • PM10
  • PM2.5
  • SO2
Places included
Adams County
AQI 54
Alamosa County
AQI 2
Arapahoe County
AQI 36
Archuleta County
AQI 26
Baca County
AQI 2
Bent County
AQI 2
Boulder County
AQI 63
Broomfield County
AQI 36
Chaffee County
AQI 3
Cheyenne County
AQI 3
Clear Creek County
AQI 54
Conejos County
AQI 1
Costilla County
AQI 1
Crowley County
AQI 2
Custer County
AQI 2
Delta County
AQI 13
Denver County
AQI 84
Dolores County
AQI 3
Douglas County
AQI 63
Eagle County
AQI 7
El Paso County
AQI 62
Elbert County
AQI 27
Fremont County
AQI 7
Garfield County
AQI 20
Gilpin County
AQI 95
Grand County
AQI 4
Gunnison County
AQI 37
Hinsdale County
AQI 4
Huerfano County
AQI 1
Jackson County
AQI 3
Jefferson County
AQI 65
La Plata County
AQI 35
Lake County
AQI 5
Larimer County
AQI 55
Las Animas County
AQI 2
Lincoln County
AQI 2
Logan County
AQI 3
Mesa County
AQI 63
Mineral County
AQI 1
Moffat County
AQI 2
Montezuma County
AQI 42
Montrose County
AQI 14
Morgan County
AQI 2
Otero County
AQI 2
Ouray County
AQI 5
Park County
AQI 4
Phillips County
AQI 4
Pitkin County
AQI 22
Prowers County
AQI 4
Pueblo County
AQI 65
Rio Blanco County
AQI 3
Rio Grande County
AQI 1
Routt County
AQI 10
Saguache County
AQI 2
San Juan County
AQI 5
San Miguel County
AQI 5
Sedgwick County
AQI 3
Summit County
AQI 5
Teller County
AQI 35
Washington County
AQI 3
Weld County
AQI 52
Yuma County
AQI 5
Data Sources
http://www.airnow.gov/

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