Site

State

PM AQI* (ug/m3)

Lake George-Lake George RS ...

CO

16

2912 Coffey

NE

16

Watertown

SD

14

UC1

SD

12

Research Farm

SD

12

NCORE

NE

12

Rangely, CO

CO

12

Globeville

CO

11

Adams

CO

11

Sioux Falls

SD

11