Site

State

PM AQI* (ug/m3)

Portola

CA

46

Calexico - Ethel Street

CA

41

Hanford - S. Irwin Street

CA

39

Fresno-Foundry Park

CA

37

Corcoran

CA

35

Fresno-Pacific

CA

31

Modesto - 14th Street

CA

30

Merced-M St

CA

28

Fresno - Garland

CA

28

Manteca

CA

28