Site	State	PM AQI* (ug/m3)
Butte Greely School	MT	18
Bozeman High School	MT	17
Hannover	ND	16
Seeley Elementary School	MT	16
Bismarck Residential	ND	12
Pioneer Park	MT	12
Dillon	MT	10
Lewiston	ID	10
Bear Gulch	MT	9
Rossiter Pump House	MT	9