Site

State

PM AQI* (ug/m3)

GREEN BAY E HIGH

WI

45

POTAWATOMI

WI

45

APPLETON AAL

WI

44

Bad River Tribal School

WI

40

TROUT LAKE

WI

39

SENEY

MI

38

PERKINSTOWN

WI

38

Grand Portage

MN

37

Ely

MN

36

Potosi

WI

34