Site	State	PM AQI* (ug/m3)
Ponca City	OK	40
Mission C43	TX	33
Corpus Christi Huisache C98	TX	32
Rome	GA	29
Brownsville C80	TM	29
Austin Webberville Road C171	TX	28
Corpus Christi - National S...	TX	28
Austin North Interstate 35 ...	TX	28
Austin North Hills Drive C3	TX	27
Laredo C313	TX	27