Hall Mountain Marsh Dam
New Hampshire — Merrimack County — BEAR BROOK
Location
| State | New Hampshire |
| County | Merrimack |
| River | BEAR BROOK |
| Coordinates | 43.10330, -71.35750 |
Physical Characteristics
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 40 ft |
| NID Storage | 136 acre-ft |
| Max Storage | 136 acre-ft |
| Surface Area | 21 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Fair |
| EAP Status | Not Required |
| Last Inspection | September 27, 2018 |
| Inspection Frequency | 6 |
Dam Information
| Year Completed | 1945 |
| Primary Purpose | Recreation |
| Dam Type | Concrete |
| Owner Type | State |
| Owner | NH FISH AND GAME DEPARTMENT |
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.