Site	State	PM AQI* (ug/m3)
Karnack C85	TX	20
Mission C43	TX	18
Union	OK	17
Brownsville C80	TM	16
Corpus Christi - National S...	TX	16
Laredo C313	TX	16
Corpus Christi Huisache C98	TX	15
San Antonio Old Hwy90 C677	TX	15
Albany	GA	13
Corpus Christi Dona Park C635	TX	13