Site	State	PM AQI* (ug/m3)
Hidden Valley	AZ	22
Santa Fe-1 El Alto	NM	22
Yuma Supersite	AZ	10
Ascarate Park Southeast C37	TX	10
Thirty Third	AZ	9
Geronimo	AZ	9
El Paso UTEP C12	TX	8
Eagle Pass C319	TX	8
Nogales Post Office	AZ	8
West Phoenix	AZ	7