Site | State | PM AQI* (ug/m3) |
West Yellowstone Park Ent #2 | MT | 27 |
Yellowstone- Old Faithful S... | WY | 19 |
Dillon | MT | 17 |
Butte Greely School | MT | 16 |
Grangeville | ID | 16 |
Bozeman High School | MT | 14 |
White Sulphur Springs | MT | 11 |
Kamiah | ID | 11 |
Hamilton PS 46 | MT | 10 |
Seeley Elementary School | MT | 10 |