Site

State

PM AQI* (ug/m3)

WY/KC

KS

14

UC1

SD

8

Heritage Park

KS

8

Longmont

CO

7

2912 Coffey

NE

7

Watertown

SD

7

Rangely, CO

CO

7

NCORE

NE

7

Chanute

KS

6

KNI-Topeka

KS

6