Site

State

PM AQI* (ug/m3)

Liberty (SAHS)

PA

35

Indio - Jackson Street

CA

30

Isla Blanca C323/C667

TX

28

Ascarate Park Southeast C37

TX

26

Indpls-W.18th St

IN

25

GRAND RAPIDS - MONROE

MI

23

Chelan-Woodin Ave

WA

22

KNI-Topeka

KS

22

St. Andrews Park

FL

22

Mission C43

TX

22