Site	State	PM AQI* (ug/m3)
Yellowstone- Old Faithful S...	WY	35
West Yellowstone Park Ent #2	MT	32
Bozeman High School	MT	28
Red Lodge	MT	27
Broadus	MT	24
Billlings Lockwood	MT	22
Dillon	MT	20
Birney	MT	19
Grangeville	ID	15
Lewistown	MT	14