Site

State

PM AQI* (ug/m3)

Albany

GA

27

Hattiesburg

MS

19

Portola

CA

19

Gerlach-200 Transfer Rd

NV

18

Rossville

GA

18

WYLAM

AL

17

John Day Dayton St

OR

17

WY/KC

KS

17

Kooker Park

FL

17

PC South Girard School

AL

17