Site	State	PM AQI* (ug/m3)
Hidden Valley	AZ	39
Ascarate Park Southeast C37	TX	24
Socorro Hueco C49	TX	23
South Phoenix	AZ	18
Yuma Supersite	AZ	17
Nogales Post Office	AZ	17
Anthony	NM	16
South Valley	NM	15
Thirty Third	AZ	15
Casa Grande Downtown	AZ	14