Site

State

PM AQI* (ug/m3)

Otay Mesa - Donovan

CA

21

Reseda

CA

20

North Holywood

CA

19

Upland

CA

18

Mira Loma - Van Buren

CA

18

Riverside - Rubidoux

CA

17

Mission Viejo

CA

16

Bakersfield - California Ave

CA

16

Los Angeles - N. Main Street

CA

16

Brawley - 220 Main Street

CA

15