Highest risk cities in Colorado
Highest air quality risk cities in Colorado
Ranked city list for poor air quality and smoke stress. Open any city to view local risk details and live outlook context.
State average
AQI score
47/100
Updated Fri, Aug 7, 3:11 PM.
More state ranking pages
Highest overall weather risk citiesHighest flood risk citiesHighest wind risk citiesHighest lightning risk citiesHighest wildfire risk citiesHighest tornado risk citiesRanked cities
Top 25 cities by aqi score.
#1
Cedaredge, CO
40 points above the state average
#2
Delta, CO
40 points above the state average
#3
Olathe, CO
40 points above the state average
#4
Orchard City, CO
40 points above the state average
#5
Montrose, CO
36 points above the state average
#6
Paonia, CO
36 points above the state average
#7
Rifle, CO
26 points above the state average
#8
Battlement Mesa, CO
21 points above the state average
#9
Parachute, CO
21 points above the state average
#10
Silt, CO
21 points above the state average
#11
New Castle, CO
14 points above the state average
#12
Meeker, CO
7 points above the state average
#13
Clifton, CO
4 points above the state average
#14
Fruitvale, CO
4 points above the state average
#15
Glenwood Springs, CO
4 points above the state average
#16
Grand Junction, CO
4 points above the state average
#17
Hayden, CO
4 points above the state average
#18
Orchard Mesa, CO
4 points above the state average
#19
Palisade, CO
4 points above the state average
#20
Redlands, CO
4 points above the state average
#21
Steamboat Springs, CO
4 points above the state average
#22
Craig, CO
2 points above the state average
#23
Carbondale, CO
1 points above the state average
#24
Dotsero, CO
1 points above the state average
#25
Gypsum, CO
1 points above the state average
How this ranking works
Rankings use HomeRiskIQ weather risk data and statewide score snapshots.
Scores are normalized to a 0-100 scale and shown against the state average for context.
City entries link to hazard-specific pages where available, otherwise to the city overview.