Site

State

PM AQI* (ug/m3)

GREEN BAY E HIGH

WI

41

APPLETON AAL

WI

40

Clinton, Chancy Park

IA

40

DESPLNS

IL

35

South Bend-Shields Dr

IN

35

Horicon Wildlife Area

WI

34

ALLEN PARK

MI

33

Hammond-167th St

IN

33

Rockford

IL

33

WAUKESHA - CLEVELAND AVE

WI

33