Site

State

PM AQI* (ug/m3)

Indpls - I-70 E

IN

30

Liberty (SAHS)

PA

27

BLAIR STREET

MO

25

Forest Park

MO

25

Indpls-Washington Park

IN

25

GC_MAD

IL

25

Steubenville

OH

25

Taft

OH

25

Jeffersonville - Bates-Bowy...

IN

24

East St. Louis

IL

23