Site

State

PM AQI* (ug/m3)

Terre Haute-Lafayette Ave

IN

10

Liberty (SAHS)

PA

10

Lancaster DW

PA

10

East St. Louis

IL

10

Clinton, Chancy Park

IA

9

Bloomington - Binford

IN

9

Padonia

MD

9

Indpls - I-70 E

IN

9

Camden Spruce St

NJ

9

Cincinnati Near Road

OH

9