Site

State

PM AQI* (ug/m3)

Yosemite Village - Visitor ...

CA

31

Hurst Road

AK

31

Liberty (SAHS)

PA

28

Portola

CA

26

DETROIT-SW

MI

23

TRINITY

MI

20

PORT HURON

MI

20

Rossville-Williams St

GA

19

Pinehurst

CA

19

Fort Benning-Tricolor Rd

GA

18