WorldArrow icon
Arrow iconWyoming

Air quality in Wyoming

Air quality index (AQI⁺) and PM2.5 air pollution in Wyoming • 15:28, Oct 28

Wyoming Department of Environmental QualityUSA National Park ServiceJordan HammerEPA Office of Atmospheric ProtectionJohnRd 161 RanchUtah Division of Air QualityAnonymous contributor
Wyoming Department of Environmental QualityUSA National Park ServiceJordan HammerEPA Office of Atmospheric ProtectionJohnRd 161 RanchUtah Division of Air QualityAnonymous contributor

Live most polluted city ranking

Real-time Wyoming most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Albany County

42

2
The national flag of USA

Cheyenne

42

3
The national flag of USA

Teton County

39

4
The national flag of USA

Cody

37

5
The national flag of USA

Sweetwater

31

6
The national flag of USA

Gillette

29

7
The national flag of USA

Laramie

29

8
The national flag of USA

Sheridan

27

9
The national flag of USA

Pinedale

26

10
The national flag of USA

Lander

25

Live cleanest city ranking

Real-time Wyoming cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Green River

0

2
The national flag of USA

Natrona County

0

3
The national flag of USA

Rock Springs

4

4
The national flag of USA

Riverton

9

5
The national flag of USA

Wilson

11

6
The national flag of USA

South Park

12

7
The national flag of USA

Cokeville

14

8
The national flag of USA

Evanston

17

9
The national flag of USA

Fort Laramie

17

10
The national flag of USA

Laramie County

17

Wildfires in Wyoming

Real-time information

Active fires

--

Polluted skies of Almaty.
external link icon

October 28, 2026: Almaty among top 10 most polluted cities in the world

Busan Fireworks Festival
external link icon

Seasonal fireworks influence international air quality

Aerial shot of buildings in haze.
external link icon

Indonesia Air Quality Alert

Which is the most polluted city in Wyoming?