Site

State

PM AQI* (ug/m3)

Aberdeen

SD

30

Watertown

SD

27

Research Farm

SD

23

Sioux Falls

SD

21

UC1

SD

18

Pierre

SD

14

PECK

KS

14

Grand Island DOT

NE

13

Cedar Bluff

KS

13

LLCHD BAM

NE

13