Site

State

PM AQI* (ug/m3)

2912 Coffey

NE

23

NCORE

NE

19

WY/KC

KS

16

Watertown

SD

15

Sioux Falls

SD

14

UC1

SD

13

LLCHD BAM

NE

13

KNI-Topeka

KS

12

Research Farm

SD

11

Rangely, CO

CO

9