Site	State	PM AQI* (ug/m3)
Libby Courthouse	MT	28
Sandpoint U of I	ID	16
Pinehurst	ID	14
Thompson Falls HS	MT	11
Hamilton PS 46	MT	10
Fargo NW	ND	9
Rossiter Pump House	MT	9
Seeley Elementary School	MT	8
St. Maries	ID	8
Butte Greely School	MT	7