Site

State

PM AQI* (ug/m3)

Dillon-432 Summit Dr

CO

15

WY/KC

KS

14

KNI-Topeka

KS

11

Heritage Park

KS

10

LLCHD BAM

NE

9

UC1

SD

9

Cedar Bluff

KS

9

Watertown

SD

8

2912 Coffey

NE

8

Sioux Falls

SD

7