Site

State

PM AQI* (ug/m3)

Liberty (SAHS)

PA

29

G.T.Craig

OH

22

Parkway East (Near Road)

PA

20

Camden Spruce St

NJ

19

Canton

OH

19

Arendtsville

PA

18

Steubenville

OH

17

TRINITY ST MARKS

MI

17

Lawrenceville

PA

17

MILITARY PARK

MI

17