Site	State	PM AQI* (ug/m3)
Libby Courthouse	MT	18
Seeley Elementary School	MT	16
Beulah North	ND	12
Lake Ilo	ND	10
Cut Bank	MT	10
French Town - Beckwith	MT	10
St. Maries	ID	9
Butte Greely School	MT	9
Kamiah	ID	7
Bozeman High School	MT	7