Site

State

PM AQI* (ug/m3)

Mira Loma - Van Buren

CA

21

Glendora - Laurel

CA

20

Nipomo Mesa CDF

CA

20

Mesa 2 /Nipomo

CA

19

Riverside - Rubidoux

CA

19

Portola

CA

19

North Holywood

CA

19

Santa Barbara

CA

18

Otay Mesa - Donovan

CA

18

South Long Beach

CA

18