Site | State | PM AQI* (ug/m3) |
Libby Courthouse | MT | 17 |
St. Maries | ID | 12 |
Pinehurst | ID | 12 |
Seeley Elementary School | MT | 11 |
Thompson Falls HS | MT | 10 |
Great Falls Overlook Park | MT | 10 |
Columbia Falls | MT | 10 |
Bozeman High School | MT | 9 |
Sandpoint U of I | ID | 9 |
Butte Greely School | MT | 9 |