Site

State

PM AQI* (ug/m3)

Los Angeles - N. Main Street

CA

22

North Holywood

CA

21

Reseda

CA

20

Upland

CA

20

Mira Loma - Van Buren

CA

20

Colusa - Sunrise Blvd.

CA

19

Riverside - Rubidoux

CA

19

Mission Viejo

CA

18

Simi Valley - Cochran Street

CA

16

SLO Roberto

CA

16