Site	State	PM AQI* (ug/m3)
Hidden Valley	AZ	16
Santa Teresa	NM	11
Yuma Supersite	AZ	11
El Paso UTEP C12	TX	9
Geronimo	AZ	9
Ascarate Park Southeast C37	TX	9
Children's Park Site	AZ	8
Socorro Hueco C49	TX	8
Anthony	NM	8
Casa Grande Downtown	AZ	8