Site	State	PM AQI* (ug/m3)
Potosi	WI	20
Minneapolis-Near Road	MN	18
Minneapolis-Phillips	MN	18
St. Paul-Harding H.S.	MN	17
Blaine	MN	17
ROCK_IS	IL	17
Iowa City, Hoover School	IA	16
Clinton, Chancy Park	IA	16
Muscatine, High School East...	IA	16
Rochester	MN	16