Site	State	PM AQI* (ug/m3)
Yellowstone- Old Faithful S...	WY	28
Reubens	ID	16
Cottonwood E-sampler	ID	16
Lewiston	ID	14
West Yellowstone Park Ent #2	MT	13
Dillon	MT	11
Nezperce	ID	11
Seeley Elementary School	MT	10
Moscow	ID	10
Grangeville	ID	10