Site

State

PM AQI* (ug/m3)

Mira Loma - Van Buren

CA

32

Riverside - Rubidoux

CA

30

Los Angeles - N. Main Street

CA

29

Upland

CA

27

Glendora - Laurel

CA

24

Turlock - S. Minaret Street

CA

22

South Long Beach

CA

22

Reseda

CA

22

Portola

CA

21

El Cajon - Lexington Elemen...

CA

21