1. North America
  2. United States
  3. Colorado

Colorado

United States

2026-10-07 01:00
AQI (India)
Satisfactory
Pollutants|Pollens
O3
μg/m³
87.6
CO
μg/m³
666.7
PM10
μg/m³
31.7
NO2
μg/m³
19.1
PM2.5
μg/m³
5
SO2
μg/m³
1.5
Weather
  • ℃
  • ℉
7℃
54%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • CO
  • PM10
  • NO2
  • PM2.5
  • SO2
Places included
Adams County
AQI 78
Alamosa County
AQI 18
Arapahoe County
AQI 97
Archuleta County
AQI 111
Baca County
AQI 4
Bent County
AQI 4
Boulder County
AQI 97
Broomfield County
AQI 38
Chaffee County
AQI 2
Cheyenne County
AQI 4
Clear Creek County
AQI 98
Conejos County
AQI 18
Costilla County
AQI 4
Crowley County
AQI 3
Custer County
AQI 6
Delta County
AQI 51
Denver County
AQI 85
Dolores County
AQI 3
Douglas County
AQI 102
Eagle County
AQI 3
El Paso County
AQI 100
Elbert County
AQI 69
Fremont County
AQI 37
Garfield County
AQI 43
Gilpin County
AQI 111
Grand County
AQI 3
Gunnison County
AQI 71
Hinsdale County
AQI 6
Huerfano County
AQI 3
Jackson County
AQI 4
Jefferson County
AQI 108
La Plata County
AQI 85
Lake County
AQI 2
Larimer County
AQI 87
Las Animas County
AQI 3
Lincoln County
AQI 3
Logan County
AQI 3
Mesa County
AQI 105
Mineral County
AQI 3
Moffat County
AQI 6
Montezuma County
AQI 81
Montrose County
AQI 51
Morgan County
AQI 3
Otero County
AQI 3
Ouray County
AQI 14
Park County
AQI 4
Phillips County
AQI 5
Pitkin County
AQI 80
Prowers County
AQI 46
Pueblo County
AQI 97
Rio Blanco County
AQI 4
Rio Grande County
AQI 18
Routt County
AQI 17
Saguache County
AQI 4
San Juan County
AQI 14
San Miguel County
AQI 14
Sedgwick County
AQI 4
Summit County
AQI 5
Teller County
AQI 13
Washington County
AQI 3
Weld County
AQI 78
Yuma County
AQI 4
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Keystone
AQI 60
Georgetown
AQI 98
Breckenridge
AQI 6
Silverthorne
AQI 4
Frisco
AQI 3
Wildernest
AQI 3
Bailey
AQI 90
Idaho Springs
AQI 106
Copper Mountain
AQI 3
Black Hawk
AQI 111
Winter Park
AQI 59