Site	State	PM AQI* (ug/m3)
Lancaster DW	PA	26
Rockford	IL	24
TRINITY	MI	24
DETROIT-SW	MI	23
St. Joseph	MO	22
St Theodosius	OH	22
Chester	PA	21
Clinton, Chancy Park	IA	21
PEORIA_J	IL	20
Joliet	IL	20