Site

State

PM AQI* (ug/m3)

WY/KC

KS

9

Chanute

KS

7

PECK

KS

7

Rangely, CO

CO

6

Sioux Falls

SD

6

Watertown

SD

6

Heritage Park

KS

6

KNI-Topeka

KS

6

Cedar Bluff

KS

6

Paonia

CO

6