Site

State

PM AQI* (ug/m3)

Chester BAM

CA

60

Corcoran

CA

40

Bakersfield - California Ave

CA

37

Hanford - S. Irwin Street

CA

33

Portola

CA

33

Porterville-NFS

CA

26

Visalia - N. Church Street

CA

26

St. Maries

ID

25

W OWEN SCH

NC

24

Hidden Valley

AZ

23