Site

State

PM AQI* (ug/m3)

WY/KC

KS

15

Aberdeen

SD

15

Lake George-Lake George RS ...

CO

14

Watertown

SD

9

Longmont

CO

8

UC1

SD

8

Rangely, CO

CO

8

Grand Junction - Powell Bui...

CO

8

Sioux Falls

SD

7

2912 Coffey

NE

7