George Pond Dam
George Pond Dam is an earth dam located in Grafton County, New Hampshire, built in 1911. It carries a High hazard potential classification and has a fair condition assessment.
About George Pond Dam
The primary purpose of George Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town Of Enfield (local government). It impounds the Knox River near Enfield.
The dam stands 11 feet tall and stretches 75 feet across, creates a reservoir covering 134 acres, has a maximum storage capacity of 1,018 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1911, the structure is over a century old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. Notably, no emergency action plan is currently on file for this high-hazard dam. The most recent inspection on record was 10/31/2022.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The New Hampshire dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New Hampshire |
| County | Grafton |
| Nearest City | Enfield |
| River/Stream | Knox River |
| Coordinates | 43.58080, -72.10190 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 75 ft |
| Year Completed | 1911 (115 years old) |
Storage & Hydraulics
| NID Storage | 1,018 acre-ft |
| Max Storage | 1,018 acre-ft |
| Normal Storage | 53 acre-ft |
| Surface Area | 134 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 1,084 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | TOWN OF ENFIELD |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 10/31/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NH00532 |
| Federal ID | NH00532 |
| More Info | State Dam Safety Program |