Air quality in Colorado
Air quality index (AQI⁺) and PM2.5 air pollution in Colorado • 00:29, Oct 09
Colorado Department of Public Health & Environment (CDPHE)wyndham centerRuss StewartMatt MaccauxAaron BieberCoalition for Clean Air (CCA)S ForestLTom FullerGeorgeLynchUSA National Park ServicejohnCalifornia Air Resources Board (CARB)mckay&zuniSharksWithLazersE StationJSouthern Ute TribeUtah State University (USU)John SalzmanT HagemanSxSmithSteamboatRed Pony FarmairLu VenclBeyondAirRabbit Mountain Equestrian CenterTyWShawn VezzaniphshrcoKennen WarmackJNByron BoyKen DantiJohn Baumamorris101Cheryl SwansonHaley Kline MurphyJCQHEPA Office of Atmospheric ProtectionRodeoB BrennerMemorial Regional HealthJohn MannerEmily StonehamAnonymousKatie GirondaKay LewisEd KKitDDenAnonymous contributor
Colorado Department of Public Health & Environment (CDPHE)wyndham centerRuss StewartMatt MaccauxAaron BieberCoalition for Clean Air (CCA)S ForestLTom FullerGeorgeLynchUSA National Park ServicejohnCalifornia Air Resources Board (CARB)mckay&zuniSharksWithLazersE StationJSouthern Ute TribeUtah State University (USU)John SalzmanT HagemanSxSmithSteamboatRed Pony FarmairLu VenclBeyondAirRabbit Mountain Equestrian CenterTyWShawn VezzaniphshrcoKennen WarmackJNByron BoyKen DantiJohn Baumamorris101Cheryl SwansonHaley Kline MurphyJCQHEPA Office of Atmospheric ProtectionRodeoB BrennerMemorial Regional HealthJohn MannerEmily StonehamAnonymousKatie GirondaKay LewisEd KKitDDenAnonymous contributor
Live most polluted city ranking
Real-time Colorado most polluted city ranking
Wildfires in Colorado
Real-time information
Active fire
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Which is the most polluted city in Colorado?
- Kit Carson County75
- Dolores County68
- Commerce City65
- Platteville57
- Sugar City52
- Greeley51
- Prowers46
- Alamosa44
- Brighton44
- Weld43
- Trail Side41
- Twin Lakes, Adams County41
- Welby41
- Jefferson40
- Montezuma County40
- Colorado City39
- Grand County38
- Julesburg38
- Ouray38
- Fort Lupton37
- Manitou Springs37
- Pueblo35
- Federal Heights34
- Larimer34
- Cortez33
- Estes Park town33
- Lamar33
- Pueblo County33
- Thornton33
- Timnath33
- Aspen32
- Centennial32
- Denver32
- Derby32
- Douglas32
- Inverness32
- Leadville32
- Loveland32
- Shaw Heights32
- Berthoud31
- Burlington31
- Dakota Ridge31
- Estes Park31
- Idaho Springs31
- Laporte31
- Longmont31
- Olney Springs31
- Park County31
- Parker31
- Silverton31
- Telluride31
- Walsh31
- Windsor31
- Cherry Creek29
- Costilla County29
- Crowley29
- El Paso29
- Fowler29
- Golden29
- Lazy Acres29
- Superior29
- Swink29
- Westcliffe29
- Black Forest28
- Boulder County28
- Cascade-Chipita Park28
- Eldorado Springs28
- Florence28
- Fort Collins28
- Four Square Mile28
- Ignacio28
- La Junta28
- Palmer Lake28
- Paragon Estates28
- Red Feather Lakes28
- Aguilar27
- Cañon City27
- Chaffee County27
- Colorado Springs27
- Elbert County27
- Green Mountain Falls27
- Gunbarrel27
- Highlands Ranch27
- Hugo27
- Lafayette27
- Lakewood27
- Mountain View27
- Sheridan27
- Snowmass Village27
- Sterling Ranch27
- Trinidad27
- Applewood26
- Arapahoe County26
- Archuleta26
- Aurora26
- Bayfield26
- Bennett26
- Boulder26
- Buena Vista26
- Castle Rock26
- Cedaredge26
- Center26
- Copper Mountain26
- Delta26
- Durango26
- Edgewater26
- Fruita26
- Lyons26
- Montrose26
- Niwot26
- Northglenn26
- Palisade26
- Sherrelwood26
- Teller26
- Wheat Ridge26
- Castle Pines25
- Genesee25
- Grand Junction25
- La Plata County25
- Littleton25
- Louisville25
- Otero County25
- Pueblo West25
- Saguache25
- Winter Park25
- Arvada24
- Castle Pines Village24
- Conejos24
- Craig24
- Eagle County24
- Edwards24
- Lake City24
- Mesa24
- Nathrop24
- Poncha Springs24
- Redlands24
- Rifle24
- Routt County24
- Salida24
- Upper Bear Creek24
- Ward24
- Breckenridge23
- Broomfield23
- Dolores23
- Erie23
- Evergreen23
- Fruitvale23
- Gunnison County23
- Hot Sulphur Springs23
- Keystone23
- Orchard Mesa23
- Pagosa Springs23
- Avon22
- Basalt22
- Delta County22
- Frederick22
- Glenwood Springs22
- Granby22
- Gunnison22
- Lake22
- Manzanola22
- Moffat County22
- Paonia22
- Summit22
- Baca County21
- Silverthorne21
- Towaoc21
- Westminster21
- Aristocrat Ranchettes20
- Byers20
- Cheraw20
- Eads20
- Eaton20
- Evans20
- Fort Morgan20
- Gilcrest20
- Hudson20
- Keenesburg20
- Kersey20
- La Salle20
- Las Animas20
- Limon20
- Lochbuie20
- Milliken20
- Oak Creek20
- Ordway20
- Pitkin County20
- Strasburg20
- Watkins20
- Wiley20
- Ault19
- Firestone19
- Rocky Ford19
- Severance19
- Steamboat Springs19
- Todd Creek19
- Acres Green18
- Air Force Academy18
- Berkley18
- Cherry Hills Village18
- Cimarron Hills18
- Columbine18
- Columbine Valley18
- Dacono18
- Dove Valley18
- Ellicott18
- Fort Carson18
- Fountain18
- Gleneagle18
- Holly Hills18
- Kiowa18
- Lone Tree18
- Louviers18
- Mead18
- Meridian18
- Meridian Village18
- Perry Park18
- Ponderosa Park18
- Security-Widefield18
- Sedalia18
- Stonegate18
- The Pinery18
- Woodmoor18
- Bethune17
- Brush17
- El Jebel17
- Greenwood Village17
- Mancos17
- Monument17
- Vail17
- Fairmount16
- Garfield County16
- West Pleasant View16
- Cheyenne Wells15
- Akron14
- Clifton14
- Grover14
- Logan County14
- Loma14
- Silt14
- Sterling14
- Valmont14
- Wray14
- Yuma14
- Custer County13
- Hayden13
- Springfield13
- Battlement Mesa12
- Collbran12
- Crook12
- Holyoke12
- Indian Hills12
- New Castle12
- Orchard City12
- Parachute12
- Rangely12
- Rio Blanco12
- Cattle Creek11
- Englewood11
- Olathe11
- Altona10
- Aspen Park10
- Cripple Creek10
- Florissant10
- Kittredge10
- Beulah Valley9
- Black Hawk9
- Brookside9
- Central9
- Coal Creek, Jefferson County9
- Dove Creek9
- Lincoln Park9
- Montrose County9
- Mountain Village9
- Nederland9
- Penrose9
- San Miguel County9
- Walsenburg9
- Gypsum8
- Ouray County8
- Alamosa County7
- Alamosa East7
- Clear Creek County7
- Crestone7
- Del Norte7
- Fraser7
- Garfield7
- Georgetown7
- Maysville7
- Monte Vista7
- Saguache County7
- San Luis7
- Tabernash7
- Walden7
- Carbondale6
- Crested Butte6
- Eagle6
- Fairplay6
- Frisco6
- Kremmling6
- Leadville North6
- Minturn6
- Mount Crested Butte6
- Roxborough Park6
- Stratmoor6
- Wolcott6
- Woodland Park6
- Lakeside3
- Glendale, Arapahoe County1
- Aetna Estates0
- Alma0
- Dillon0
- Ken Caryl0
