Site	State	PM AQI* (ug/m3)
Clarkston-13th St	WA	90
Karnack C85	TX	20
Nipomo Mesa CDF	CA	20
Mission C43	TX	18
Union	OK	17
Mesa 2 /Nipomo	CA	17
Brownsville C80	TM	16
Corpus Christi - National S...	TX	16
Otay Mesa - Donovan	CA	16
Laredo C313	TX	16