Site

State

PM AQI* (ug/m3)

Boulder - CU - 2102 Athens St.

CO

15

KNI-Topeka

KS

10

NCORE

NE

10

Cedar Bluff

KS

10

Heritage Park

KS

9

WHlthDpt

KS

9

2912 Coffey

NE

9

Rangely, CO

CO

9

Laramie County Mobile

WY

8

Greeley Hospital

CO

7