Site	State	PM AQI* (ug/m3)
Hidden Valley	AZ	17
Ascarate Park Southeast C37	TX	16
Nogales Post Office	AZ	16
Socorro Hueco C49	TX	16
Durango Complex	AZ	14
West Phoenix	AZ	14
North Valley	NM	13
Anthony	NM	13
El Paso UTEP C12	TX	11
Geronimo	AZ	11
Casa Grande Downtown	AZ	11