Cold Brook Dam
South Dakota — Fall River County — Cold Brook
Location
| State | South Dakota |
| County | Fall River |
| River | Cold Brook |
| Coordinates | 43.45342, -103.48909 |
Physical Characteristics
| NID Height | 130 ft |
| Dam Height | — |
| Dam Length | 925 ft |
| NID Storage | 7,200 acre-ft |
| Max Storage | 7,200 acre-ft |
| Surface Area | 36 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | July 17, 2025 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1953 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Federal |
| Owner | USACE - Omaha District |
| Other Name | Cold Brook 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.