Square Butte Detention Dam
Montana — Phillips County
Location
| State | Montana |
| County | Phillips |
| Coordinates | 47.73313, -108.59174 |
Physical Characteristics
| NID Height | 42 ft |
| Dam Height | — |
| Dam Length | 455 ft |
| NID Storage | 397 acre-ft |
| Max Storage | 397 acre-ft |
| Surface Area | 26 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Poor |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1967 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | — |
| Owner Type | — |
| Owner | DOI BLM |
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.