Site

State

PM AQI* (ug/m3)

Otay Mesa - Donovan

CA

19

Mission Viejo

CA

18

El Cajon - Lexington Elemen...

CA

18

Los Angeles - N. Main Street

CA

17

North Holywood

CA

17

Nipomo Mesa CDF

CA

17

Mira Loma - Van Buren

CA

16

San Diego - Sherman Element...

CA

16

Reseda

CA

16

Compton

CA

16