Thompson Falls - Intake Dam B
Montana — Sanders County
Location
| State | Montana |
| County | Sanders |
| Coordinates | 47.59360, -115.35920 |
Physical Characteristics
| NID Height | 142 ft |
| Dam Height | 135 ft |
| Dam Length | 78 ft |
| NID Storage | 24,450 acre-ft |
| Max Storage | 24,450 acre-ft |
| Surface Area | 1,580 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Satisfactory |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | 1996 |
| Primary Purpose | Hydroelectric |
| Dam Type | — |
| Owner Type | — |
| Owner | NorthWestern Energy |
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.