Site

State

PM AQI* (ug/m3)

Shuttlesworth

AL

24

Glendora - Laurel

CA

21

Mira Loma - Van Buren

CA

20

Riverside - Rubidoux

CA

20

Mesa 2 /Nipomo

CA

19

North Holywood

CA

18

Los Angeles - N. Main Street

CA

18

Otay Mesa - Donovan

CA

18

Upland

CA

16

South Long Beach

CA

16