Twin (Turtle)
Montana — Lake County — Twin Feeder Canal
Location
| State | Montana |
| County | Lake |
| River | Twin Feeder Canal |
| Coordinates | 47.66910, -114.07990 |
Physical Characteristics
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 350 ft |
| NID Storage | 1,194 acre-ft |
| Max Storage | 1,194 acre-ft |
| Surface Area | 64 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Poor |
| EAP Status | Yes |
| Last Inspection | September 24, 2020 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1932 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Federal |
| Owner | BIA |
| Other Name | Twin Lake |
Location Map
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.