Site	State	PM AQI* (ug/m3)
Porthill	BC	8
Sidney 201	MT	8
Billlings Lockwood	MT	7
Broadus	MT	6
Plummer CDA Tribe	ID	6
French Town - Beckwith	MT	6
Columbia Falls	MT	6
St. Maries	ID	6
Great Falls Overlook Park	MT	5
Bismarck Residential	ND	5