Site

State

PM AQI* (ug/m3)

WAUKESHA - CLEVELAND AVE

WI

26

Davenport, 10th & Vine

IA

24

St. Paul-Harding H.S.

MN

23

Eau Claire

WI

23

APPLETON AAL

WI

23

Waterloo, Water Tower

IA

22

Iowa City, Hoover School

IA

21

Horicon Wildlife Area

WI

21

Lancaster DW

PA

21

Potosi

WI

21