Site

State

PM AQI* (ug/m3)

2912 Coffey

NE

10

NCORE

NE

10

Rangely, CO

CO

10

KNI-Topeka

KS

9

Watertown

SD

9

Greeley Hospital

CO

9

Heritage Park

KS

9

Badlands

SD

9

Credit Union

SD

8

WY/KC

KS

8