Site	State	PM AQI* (ug/m3)
Yuma Supersite	AZ	6
El Paso UTEP C12	TX	6
Jefferson	NM	5
Thirty Third	AZ	5
Amarillo Texas A&M C320	TX	5
Santa Teresa	NM	4
Lubbock 12th Street	TX	4
South Valley	NM	4
Tramway	NM	4
Nogales Post Office	AZ	4