Site

State

PM AQI* (ug/m3)

Indpls - I-70 E

IN

19

Hammond-167th St

IN

19

Springfield PM

OH

18

Indpls-W.18th St

IN

18

Cincinnati Near Road

OH

18

East St. Louis

IL

18

Fishers

IN

17

Preble County

OH

17

Anderson-Eastside Elem. Sch

IN

16

Terre Haute-Lafayette Ave

IN

16