Site
State
PM AQI* (ug/m3)
Shreveport Airport
LA
17
Jackson
TN
15
Savannah L&A
GA
14
Riverside
DCNearRoad
DC
13
WATSON
KY
CHICK.
AL
Shuttlesworth
12
SETRPC Mauriceville 42 C642
TX
Hattiesburg
MS