Site

State

PM AQI* (ug/m3)

2912 Coffey

NE

16

KNI-Topeka

KS

15

NCORE

NE

14

LLCHD BAM

NE

12

UC1

SD

11

Credit Union

SD

11

Greeley Hospital

CO

10

Watertown

SD

10

Sioux Falls

SD

9

WIND CAVE

SD

9