Site	State	PM AQI* (ug/m3)
Hidden Valley	AZ	10
South Phoenix	AZ	9
Socorro Hueco C49	TX	9
Yuma Supersite	AZ	8
Eagle Pass C319	TX	8
Geronimo	AZ	8
Hobbs Jefferson	NM	8
South Valley	NM	8
Children's Park Site	AZ	7
El Paso UTEP C12	TX	7