Site

State

PM AQI* (ug/m3)

Pagosa Springs

CO

62

2912 Coffey

NE

9

Rangely, CO

CO

8

Sioux Falls

SD

7

NCORE

NE

6

KNI-Topeka

KS

4

Globeville

CO

4

Credit Union

SD

4

Watertown

SD

4

Denver - NJH - 14th Ave. & ...

CO

4