WorldArrow icon
Arrow iconWyoming

Air quality in Wyoming

Air quality index (AQI⁺) and PM2.5 air pollution in Wyoming • 21:06, 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

47

2
The national flag of USA

Sweetwater

42

3
The national flag of USA

Lincoln County

40

4
The national flag of USA

Teton County

40

5
The national flag of USA

Alpine

27

6
The national flag of USA

Big Horn

23

7
The national flag of USA

Cokeville

23

8
The national flag of USA

Jackson

22

9
The national flag of USA

La Barge

22

10
The national flag of USA

Laramie

22

Live cleanest city ranking

Real-time Wyoming cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Worland

1

2
The national flag of USA

Gillette

3

3
The national flag of USA

Cody

4

4
The national flag of USA

Green River

6

5
The national flag of USA

South Park

10

6
The national flag of USA

Riverton

14

7
The national flag of USA

Rock Springs

17

8
The national flag of USA

Wilson

18

9
The national flag of USA

Evanston

19

10
The national flag of USA

Cheyenne

20

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?