Site	State	PM AQI* (ug/m3)
Libby Courthouse	MT	29
Boundary County	ID	29
Seeley Elementary School	MT	28
Pinehurst	ID	25
Lewiston	ID	23
Missoula Boyd Park	MT	20
St. Maries	ID	20
Sandpoint U of I	ID	19
Thompson Falls HS	MT	18
Columbia Falls	MT	18