Site

State

PM AQI* (ug/m3)

MOUNDSVILLE

WV

25

Kittanning

PA

21

Lancaster DW

PA

18

Beaver Falls

PA

18

Steubenville

OH

17

DETROIT-SW

MI

16

Lawrenceville

PA

16

Liberty (SAHS)

PA

15

NEW HAVEN

MI

15

ALLEN PARK

MI

15