Site

State

PM AQI* (ug/m3)

WY/KC

KS

9

KNI-Topeka

KS

8

Rangely, CO

CO

7

Chanute

KS

7

PECK

KS

7

Cedar Bluff

KS

7

2912 Coffey

NE

6

Watertown

SD

6

Heritage Park

KS

6

Sioux Falls

SD

6