Site

State

PM AQI* (ug/m3)

Hurst Road

AK

36

A Street

AK

32

Liberty (SAHS)

PA

22

Millville

NJ

20

Libby Courthouse

MT

19

NCore

AK

19

GC_MAD

IL

17

Portola

CA

17

Terre Haute-Lafayette Ave

IN

17

Chester

PA

16