Site

State

PM AQI* (ug/m3)

Sioux Falls

SD

28

Pierre

SD

24

Credit Union

SD

20

NCORE

NE

19

UC1

SD

19

LLCHD BAM

NE

19

2912 Coffey

NE

18

PECK

KS

18

Cedar Bluff

KS

17

KNI-Topeka

KS

17