Site	State	PM AQI* (ug/m3)
Irmo	SC	33
Laredo C313	TX	18
San Antonio Old Hwy90 C677	TX	15
Mission C43	TX	14
LOCKLAND	TN	14
San Antonio Northwest C23	TX	13
Westlake	LA	13
Brownsville C80	TM	13
San Antonio IH35 C1069	TX	12
Calaveras Lake C59	TX	11