Site | State | PM AQI* (ug/m3) |
St. Maries | ID | 23 |
Fargo NW | ND | 22 |
Beulah North | ND | 22 |
Libby Courthouse | MT | 19 |
Billlings Lockwood | MT | 18 |
Lake Ilo | ND | 17 |
Rossiter Pump House | MT | 15 |
Theodore Roosevelt NP - Pai... | ND | 14 |
Seeley Elementary School | MT | 13 |
Nursery Rd. | ID | 13 |