Site	State	PM AQI* (ug/m3)
Laredo C313	TX	20
Ponca City	OK	18
BRYSON	NC	18
Mission C43	TX	16
Glenpool	OK	15
Tulsa	OK	15
Corpus Christi - National S...	TX	15
CHICK.	AL	14
Brownsville C80	TM	13
North OKC	OK	13