Site	State	PM AQI* (ug/m3)
North Valley	NM	20
Nogales Post Office	AZ	19
Yuma Supersite	AZ	15
Jefferson	NM	15
Durango Complex	AZ	15
South Phoenix	AZ	14
Hidden Valley	AZ	14
Socorro Hueco C49	TX	13
West Phoenix	AZ	12
Ascarate Park Southeast C37	TX	12