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Colorado

United States

2026-06-28 01:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
123.6
PM10
μg/m³
47.8
NO2
μg/m³
8.1
PM2.5
μg/m³
5.7
CO
μg/m³
187.5
SO2
μg/m³
2.4
Weather
  • ℃
  • ℉
15℃
16%
34 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • NO2
  • PM2.5
  • CO
  • SO2
Places included
Adams County
AQI 139
Alamosa County
AQI 69
Arapahoe County
AQI 124
Archuleta County
AQI 133
Baca County
AQI 6
Bent County
AQI 28
Boulder County
AQI 117
Broomfield County
AQI 23
Chaffee County
AQI 4
Cheyenne County
AQI 18
Clear Creek County
AQI 129
Conejos County
AQI 69
Costilla County
AQI 11
Crowley County
AQI 25
Custer County
AQI 11
Delta County
AQI 68
Denver County
AQI 125
Dolores County
AQI 5
Douglas County
AQI 124
Eagle County
AQI 4
El Paso County
AQI 127
Elbert County
AQI 73
Fremont County
AQI 48
Garfield County
AQI 165
Gilpin County
AQI 124
Grand County
AQI 5
Gunnison County
AQI 146
Hinsdale County
AQI 42
Huerfano County
AQI 3
Jackson County
AQI 8
Jefferson County
AQI 138
La Plata County
AQI 127
Lake County
AQI 4
Larimer County
AQI 137
Las Animas County
AQI 8
Lincoln County
AQI 15
Logan County
AQI 5
Mesa County
AQI 168
Mineral County
AQI 5
Moffat County
AQI 11
Montezuma County
AQI 136
Montrose County
AQI 68
Morgan County
AQI 5
Otero County
AQI 40
Ouray County
AQI 78
Park County
AQI 5
Phillips County
AQI 8
Pitkin County
AQI 155
Prowers County
AQI 11
Pueblo County
AQI 114
Rio Blanco County
AQI 14
Rio Grande County
AQI 69
Routt County
AQI 197
Saguache County
AQI 11
San Juan County
AQI 78
San Miguel County
AQI 78
Sedgwick County
AQI 7
Summit County
AQI 7
Teller County
AQI 6
Washington County
AQI 7
Weld County
AQI 136
Yuma County
AQI 9
Data Sources
http://www.airnow.gov/

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