Site

State

PM AQI* (ug/m3)

Portola

CA

34

Otay Mesa - Donovan

CA

27

Warner Robins

GA

26

Augusta

GA

23

Macon Forestry

GA

21

Stockton - Hazelton Street

CA

21

Eliza Howell- Roadway

MI

20

Savannah L&A

GA

20

Indpls-W.18th St

IN

20

Mesa 2 /Nipomo

CA

19