Site	State	PM AQI* (ug/m3)
Laredo C313	TX	23
Mission C43	TX	23
Johnstown	PA	19
Eagle Pass C319	TX	18
Trenton	SC	17
Hidden Valley	AZ	17
Liberty (SAHS)	PA	17
Corpus Christi - National S...	TX	17
South DeKalb	GA	17
Isla Blanca C323/C667	TX	16