Site

State

PM AQI* (ug/m3)

Portola

CA

21

Mammoth Lakes

CA

16

Chester BAM

CA

16

Weaverville

CA

16

Yreka

CA

14

Quincy BAM

CA

13

Truckee BAM

CA

12

Modesto - 14th Street

CA

11

Vallejo

CA

11

Turlock - S. Minaret Street

CA

11