Site

State

AQI*

Grand Junction - Powell Bui...

CO

14

Delta

CO

10

Adams

CO

8

Paonia

CO

8

Pinedale Gaseous

WY

8

Globeville

CO

7

Watertown

SD

6

Rangely, CO

CO

6

2912 Coffey

NE

6

Laramie County Mobile

WY

6