Site	State	PM AQI* (ug/m3)
Hidden Valley	AZ	10
Socorro Hueco C49	TX	9
El Paso UTEP C12	TX	8
Yuma Supersite	AZ	7
Geronimo	AZ	7
Ascarate Park Southeast C37	TX	7
Nogales Post Office	AZ	6
Las Cruces ED	NM	6
Children's Park Site	AZ	6
South Valley	NM	5