Site

State

PM AQI* (ug/m3)

Columbia

NJ

20

Near Road

RI

16

Salladasburg

PA

15

Indpls - I-70 E

IN

14

Indpls-Washington Park

IN

13

GC_MAD

IL

13

Sycamore

OH

13

Columbus - Rocky Ford Rd

IN

13

Cincinnati Near Road

OH

13

East St. Louis

IL

13