Calef Lake Dam
New Hampshire — Rockingham County — TR MERRIMACK RIVER
Location
| State | New Hampshire |
| County | Rockingham |
| River | TR MERRIMACK RIVER |
| Coordinates | 42.97440, -71.31830 |
Physical Characteristics
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 215 ft |
| NID Storage | 175 acre-ft |
| Max Storage | 175 acre-ft |
| Surface Area | 38 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Satisfactory |
| EAP Status | Not Required |
| Last Inspection | May 2, 2022 |
| Inspection Frequency | 6 |
Dam Information
| Year Completed | — |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | HIDDEN TRAILS VENTURES INC |
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.