Site

State

PM AQI* (ug/m3)

2912 Coffey

NE

12

Credit Union

SD

10

Rangely, CO

CO

8

NCORE

NE

7

Sioux Falls

SD

6

Paonia

CO

6

WY/KC

KS

6

Heritage Park

KS

5

PECK

KS

5

Chanute

KS

4