Site

State

PM AQI* (ug/m3)

DEARBORN

MI

11

DETROIT-SW

MI

11

HOUGHTON LAKE

MI

11

ELIZA HOWELL-NR

MI

10

Manhattan/IS143

NY

10

Liberty (SAHS)

PA

10

KALAMAZOO

MI

9

PORT HURON

MI

9

Rockville

MD

9

GRAND RAPIDS

MI

9