Site

State

PM AQI* (ug/m3)

WY/KC

KS

18

2912 Coffey

NE

18

NCORE

NE

15

KNI-Topeka

KS

15

Grand Island DOT

NE

14

Heritage Park

KS

13

Chanute

KS

13

LLCHD BAM

NE

11

Watertown

SD

11

Rangely, CO

CO

10