Site
State
PM AQI* (ug/m3)
Liberty (SAHS)
PA
41
Gwinnett Tech
GA
28
Portola
CA
27
Jackson NCORE
MS
26
Hinds CC
25
MONTG
AL
PC South Girard School
24
Confederate Ave
23
Iowa City, Hoover School
IA
St. Andrews Park
FL