Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Wyoming
Air quality index (AQI) and PM2.5 air pollution in Wyoming
LIVE AQI CITY RANKING
Real-time Wyoming
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Lyman | 48 |
| 2 | Green River | 44 |
| 3 | Daniel | 43 |
| 4 | Pinedale | 39 |
| 5 | Douglas | 38 |
| 6 | Yellowstone National Park | 38 |
| 7 | Kaycee | 37 |
| 8 | Gillette | 34 |
| 9 | Kelly | 31 |
| 10 | South Greeley | 31 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
35 Contributors
See all
LIVE AQI CITY RANKING
Real-time Wyoming
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Albany | 5 |
| 2 | Sheridan | 11 |
| 3 | Ethete | 13 |
| 4 | Cody | 15 |
| 5 | Antelope Valley-Crestview | 16 |
| 6 | Wilson | 23 |
| 7 | Riverton | 25 |
| 8 | South Park | 25 |
| 9 | Torrington | 25 |
| 10 | Casper | 26 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
News
The latest air quality news and resources.
Wyoming air quality data attribution
35Contributors
- Wyoming Department of Environmental Quality
11 stations
- Utah Division of Air Quality
2 stations
2 Government Contributors
- 33 Anonymous contributors
33 stations
33 Anonymous Contributors
Which is the most polluted city in Wyoming?
- Lyman 48
- Green River 44
- Daniel 43
- Wamsutter 43
- Lander 42
- Pinedale 39
- Douglas 38
- Yellowstone National Park 38
- Kaycee 37
- Basin 36
- Newcastle 35
- Gillette 34
- Kelly 31
- South Greeley 31
- Jackson 30
- Evanston 29
- Laramie 29
- Rock Springs 29
- Cheyenne 28
- Star Valley Ranch 28
- Casper 26
- Hoback 26
- Riverton 25
- South Park 25
- Torrington 25
- Wilson 23
- Sundance 20
- Rafter J Ranch 19
- Afton 18
- Arapahoe 18
- Big Piney 18
- Carpenter 18
- Fort Washakie 18
- Fox Farm-College 18
- Glenrock 18
- Guernsey 18
- Hiawatha 18
- Juel Spring 18
- Kemmerer 18
- Lusk 18
- Marbleton 18
- Moorcroft 18
- Moose Wilson Road 18
- Mountain View 18
- North Rock Springs 18
- Pine Bluffs 18
- Ranchettes 18
- Rawlins 18
- Saratoga 18
- Sinclair 18
- Sleepy Hollow 18
- Upton 18
- Weston 18
- Wheatland 18
- Wright 18
- Bar Nunn 17
- Buffalo 17
- Evansville 17
- Greybull 17
- Lovell 17
- Mills 17
- Powell 17
- Thermopolis 17
- Worland 17
- Antelope Valley-Crestview 16
- Cody 15
- Ethete 13
- Sheridan 11
- Albany 5
AQI US, Metric