Site

State

PM AQI* (ug/m3)

Detroit Lakes

MN

26

Steubenville

OH

24

Leech Lake Nation: Cass Lake

MN

24

GC_MAD

IL

23

Red Lake Nation

MN

22

BLAIR STREET

MO

22

Taft

OH

22

Clinton, Chancy Park

IA

21

Forest Park

MO

21

Eau Claire

WI

21