Site	State	PM AQI* (ug/m3)
Chamizal C41	TX	21
Durango Complex	AZ	18
South Valley	NM	17
Ascarate Park Southeast C37	TX	17
Phoenix JLG Supersite	AZ	17
North Valley	NM	15
West Phoenix	AZ	15
Nogales Post Office	AZ	15
Jefferson	NM	15
El Paso UTEP C12	TX	14