Site	State	PM AQI* (ug/m3)
Hidden Valley	AZ	13
Yuma Supersite	AZ	10
El Paso UTEP C12	TX	7
Eagle Pass C319	TX	6
Anthony	NM	6
North Phoenix	AZ	6
Thirty Third	AZ	6
Geronimo	AZ	6
Ascarate Park Southeast C37	TX	5
Nogales Post Office	AZ	5