Site

State

PM AQI* (ug/m3)

PECK

KS

13

WHlthDpt

KS

12

Cedar Bluff

KS

12

WY/KC

KS

11

Grand Island DOT

NE

10

Rangely, CO

CO

10

Research Farm

SD

10

Watertown

SD

10

Credit Union

SD

9

Chanute

KS

9