Site	State	PM AQI* (ug/m3)
Hidden Valley	AZ	34
South Valley	NM	27
Durango Complex	AZ	18
Nogales Post Office	AZ	17
Ascarate Park Southeast C37	TX	17
West Phoenix	AZ	15
Chamizal C41	TX	15
North Valley	NM	14
Jefferson	NM	13
South Phoenix	AZ	13