Site	State	PM AQI* (ug/m3)
Hidden Valley	AZ	35
Clifton	AZ	22
Ascarate Park Southeast C37	TX	20
South Valley	NM	20
Yuma Supersite	AZ	20
Socorro Hueco C49	TX	19
North Valley	NM	18
Chamizal C41	TX	16
Jefferson	NM	16
Amarillo Texas A&M C320	TX	14