Site

State

PM AQI* (ug/m3)

Calexico - Ethel Street

CA

22

Otay Mesa - Donovan

CA

20

El Cajon - Lexington Elemen...

CA

19

Los Angeles - N. Main Street

CA

18

Mira Loma - Van Buren

CA

18

El Centro - 9th Street

CA

18

Weaverville

CA

15

South Long Beach

CA

15

Riverside - Rubidoux

CA

15

Reseda

CA

15