Air quality in Colorado
Air quality index (AQI) and PM2.5 air pollution in Colorado
Air Quality Data contributor(s)
Station(s) operated by
Contributors
See all
410
LIVE AQI CITY RANKING
Real-time Colorado
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Louisville | 1 |
| 2 | Fort Carson | 3 |
| 3 | The Pinery | 3 |
| 4 | Wellington | 4 |
| 5 | Elizabeth | 5 |
| 6 | Littleton | 5 |
| 7 | Ponderosa Park | 5 |
| 8 | Air Force Academy | 6 |
| 9 | Black Forest | 6 |
| 10 | Dove Valley | 6 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
How to best protect from air pollution?
Colorado air quality data attribution
Contributors 410
- Air Pollution Control District
2 stations
- California Air Resources Board (CARB)
2 stations
Government
- Coalition for Clean Air (CCA)
9 stations
Non-profit organization
- Mines Green Team
1 station
- anonymous
1 station
Utah State University (USU)1 station
Educational
- J
1 station
- Wesley Keith
1 station
- The Yan
1 station
Ken Danti1 station
- Russ Stewart
1 station
- SxSmith
1 station
- Quintin
1 station
Shawn Vezzani1 station
- Walter Domes
1 station
Anonymous1 station
Aaron Bieber1 station
- BeyondAir
1 station
- John Salzman
1 station
Cheryl Swanson1 station
- kleinp
1 station
- wyndham cole lane
1 station
- lucas
1 station
Individual
386 Anonymous contributors386 stations
Anonymous
Which is the most polluted city in Colorado?
- Meeker55
- Windsor35
- Firestone33
- Pagosa Springs33
- Kremmling32
- Pueblo30
- Silverton29
- Craig26
- Walden26
- Vail25
- Erie24
- Alamosa22
- Berkley21
- Brush21
- Campion21
- Cheyenne Wells21
- Dacono21
- Federal Heights21
- Fort Morgan21
- Frederick21
- Greeley21
- Hot Sulphur Springs21
- Johnstown21
- Northglenn21
- Shaw Heights21
- Sherrelwood21
- Silt21
- Todd Creek21
- Twin Lakes21
- Welby21
- Fraser20
- Leadville20
- Rangely20
- Delta19
- Edgewater18
- Lafayette18
- Niwot18
- Akron17
- Alamosa East17
- Applewood17
- Aristocrat Ranchettes17
- Ault17
- Bedrock17
- Bennett17
- Berthoud17
- Brighton17
- Burlington17
- Byers17
- Central City17
- Cherry Hills Village17
- Coal Creek17
- Columbine17
- Columbine Valley17
- Conejos17
- Cortez17
- Dove Creek17
- Eads17
- Eaton17
- Edwards17
- Evans17
- Fowler17
- Gilcrest17
- Glendale17
- Granby17
- Hayden17
- Holly Hills17
- Holyoke17
- Hudson17
- Hugo17
- Julesburg17
- Keenesburg17
- Kersey17
- La Junta17
- La Salle17
- Lake City17
- Lamar17
- Las Animas17
- Lochbuie17
- Loveland17
- Mead17
- Mesa Verde National Park17
- Ordway17
- Penrose17
- Platteville17
- Pueblo West17
- Sheridan17
- Southglenn17
- Sterling17
- Strasburg17
- Towaoc17
- Watkins17
- West Pleasant View17
- Wray17
- Yuma17
- Broomfield16
- Buena Vista16
- Crested Butte16
- Ignacio16
- Longmont16
- Saguache16
- Thornton16
- Aguilar14
- Castle Rock14
- Commerce City14
- Durango14
- Glenwood Springs14
- Gypsum14
- Parachute14
- Westminster14
- Avon13
- Basalt13
- Carbondale13
- Center13
- Del Norte13
- Ellicott13
- Fairplay13
- Glen Eden13
- Leadville North13
- Limon13
- Livermore13
- Loma13
- Mancos13
- Mesa13
- Minturn13
- Monte Vista13
- Mountain Village13
- Olathe13
- Palmer Lake13
- Park13
- Perry Park13
- Redlands13
- Rifle13
- Rocky Ford13
- Springfield13
- Westcliffe13
- Aspen12
- Denver12
- El Jebel12
- Florence12
- Fort Collins12
- Frisco12
- Fruita12
- Keystone12
- Montrose12
- New Castle12
- Ouray12
- Routt12
- Salida12
- Steamboat Springs12
- Wheat Ridge12
- Arvada11
- Bayfield11
- Boulder11
- Breckenridge11
- Clifton11
- Grand Junction11
- Gunbarrel11
- Manitou Springs11
- Silverthorne11
- Canon City10
- Derby10
- Eagle10
- Fruitvale10
- Gothic10
- Orchard Mesa10
- Palisade10
- Paonia10
- Roxborough Park10
- Snowmass Village10
- Acres Green9
- Aurora9
- Battlement Mesa9
- Carriage Club9
- Castle Pines North9
- Castlewood9
- Centennial9
- Cherry Creek9
- Cimarron Hills9
- Colorado City9
- Creede9
- Cripple Creek9
- Florissant9
- Fort Lupton9
- Fountain9
- Georgetown9
- Golden9
- Idaho Springs9
- Inverness9
- Ken Caryl9
- Kiowa9
- Lincoln Park9
- Lone Tree9
- Meridian9
- Orchard City9
- Security-Widefield9
- Stonegate9
- Stratmoor9
- Telluride9
- Trinidad9
- U.S. Air Force Academy9
- Upper Bear Creek9
- Walsenburg9
- Woodmoor9
- Cedaredge8
- Colorado Springs8
- Evergreen8
- Highlands Ranch8
- Kittredge8
- Lakewood8
- Laporte8
- Nederland8
- Cascade-Chipita Park7
- Castle Pines7
- Englewood7
- Estes Park7
- Gleneagle7
- Indian Hills7
- Lyons7
- Parker7
- Air Force Academy6
- Black Forest6
- Dove Valley6
- Genesee6
- Greenwood Village6
- Morrison6
- Superior6
- Woodland Park6
- Elizabeth5
- Littleton5
- Ponderosa Park5
- Wellington4
- Fort Carson3
- The Pinery3
- Louisville1
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