Site

State

PM AQI* (ug/m3)

Watertown

SD

12

PECK

KS

11

UC1

SD

11

Chanute

KS

11

WY/KC

KS

10

Grand Island DOT

NE

10

KNI-Topeka

KS

10

NCORE

NE

10

Denver

CO

9

Cedar Bluff

KS

9