Site

State

PM AQI* (ug/m3)

Liberty (SAHS)

PA

41

Gwinnett Tech

GA

28

Portola

CA

27

Jackson NCORE

MS

26

Hinds CC

MS

25

MONTG

AL

25

PC South Girard School

AL

24

Confederate Ave

GA

23

Iowa City, Hoover School

IA

23

St. Andrews Park

FL

23