Site
State
PM AQI* (ug/m3)
Clemmons Middle
NC
31
LWATTOWR
27
Houston North Wayside C405
TX
22
Savannah L&A
GA
20
Hinds CC
MS
Clinton C403
18
Houston East C1
16
Chalmette Vista
LA
Houston North Loop C1052
15
Brownsville C80
TM