Site

State

PM AQI* (ug/m3)

PECK

KS

12

Credit Union

SD

12

Greeley Hospital

CO

11

Research Farm

SD

11

Longmont

CO

10

Chanute

KS

10

2912 Coffey

NE

9

WY/KC

KS

9

KNI-Topeka

KS

9

Ft. Collins - CSU Facilities

CO

8