Surry Mountain Dam
New Hampshire — Cheshire County — ASHUELOT RIVER
Location
| State | New Hampshire |
| County | Cheshire |
| River | ASHUELOT RIVER |
| Coordinates | 42.99778, -72.30926 |
Physical Characteristics
| NID Height | 83 ft |
| Dam Height | 83 ft |
| Dam Length | 1,800 ft |
| NID Storage | 44,000 acre-ft |
| Max Storage | 44,000 acre-ft |
| Surface Area | 260 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | June 1, 2023 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1941 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Rockfill |
| Owner Type | Federal |
| Owner | USACE - New England District |
| Other Name | Surry Mountain 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.