Site

State

PM AQI* (ug/m3)

Terre Haute-Lafayette Ave

IN

18

East St. Louis

IL

17

Cicero2

IL

16

DECATUR

IL

16

Cincinnati Near Road

OH

16

MILITARY PARK

MI

16

Liberty (SAHS)

PA

16

CHI_COM

IL

15

GRAND RAPIDS

MI

15

Indpls - I-70 E

IN

15