Site
State
PM AQI* (ug/m3)
UC1
SD
52
LLCHD BAM
NE
48
NCORE
33
Rochester
MN
25
Sioux Falls
23
LACROSSE DOT
WI
22
2912 Coffey
Isla Blanca C323/C667
TX
21
Emmetsburg, ILCC
IA
KNI-Topeka
KS
18