Site

State

PM AQI* (ug/m3)

WY/KC

KS

25

Heritage Park

KS

23

2912 Coffey

NE

22

Chanute

KS

21

KNI-Topeka

KS

20

UC1

SD

19

LLCHD BAM

NE

18

Research Farm

SD

17

Sioux Falls

SD

16

NCORE

NE

16