Site	State	PM AQI* (ug/m3)
Libby Courthouse	MT	9
St. Maries	ID	8
French Town - Beckwith	MT	7
Cut Bank	MT	6
Porthill	BC	6
Thompson Falls HS	MT	6
Sidney 201	MT	6
Plummer CDA Tribe	ID	5
Hannover	ND	5
Rossiter Pump House	MT	5