Site

State

PM AQI* (ug/m3)

Liberty (SAHS)

PA

24

Lancaster DW

PA

22

Steubenville

OH

20

RUTLAND

VT

19

Lancaster

PA

19

Lebanon

PA

19

Lawrenceville

PA

18

Harrisburg

PA

18

New Haven

CT

17

Springfield Fire St1

OH

17