Site

State

PM AQI* (ug/m3)

UC1

SD

52

LLCHD BAM

NE

48

NCORE

NE

33

Rochester

MN

25

Sioux Falls

SD

23

LACROSSE DOT

WI

22

2912 Coffey

NE

22

Isla Blanca C323/C667

TX

21

Emmetsburg, ILCC

IA

21

KNI-Topeka

KS

18