Site

State

PM AQI* (ug/m3)

WY/KC

KS

34

2912 Coffey

NE

29

KNI-Topeka

KS

27

Heritage Park

KS

27

LLCHD BAM

NE

23

NCORE

NE

19

Grand Junction - Powell Bui...

CO

19

Chanute

KS

14

Sioux Falls

SD

13

Research Farm

SD

13