Site

State

PM AQI* (ug/m3)

Mesa 2 /Nipomo

CA

20

Nipomo Mesa CDF

CA

20

Otay Mesa - Donovan

CA

15

Portola

CA

15

South Long Beach

CA

13

Anderson

CA

13

Santa Maria - Broadway

CA

13

Los Angeles - N. Main Street

CA

11

San Jose - Jackson St.

CA

10

Truckee BAM

CA

10

San Luis Obispo - Higuera St

CA

10