Site

State

PM AQI* (ug/m3)

James Town Mobile

WY

9

Rangely, CO

CO

8

Sioux Falls

SD

7

Pierre

SD

7

2912 Coffey

NE

6

Badlands

SD

6

WY/KC

KS

6

Watertown

SD

6

KNI-Topeka

KS

6

UC1

SD

6