Mill Pond Dam
Mill Pond Dam is a concrete dam located in Strafford County, New Hampshire, built in 1935. It carries a Low hazard potential classification and has a poor condition assessment.
About Mill Pond Dam
The primary purpose of Mill 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 Durham (local government). It impounds the Oyster River near Durham.
The dam stands 10 feet tall and stretches 140 feet across, creates a reservoir covering 24 acres, has a maximum storage capacity of 106 acre-feet, and collects water from a drainage area of 20 square miles. Completed in 1935, the structure is well-established, with more than 75 years of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 12/08/2017.
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Location
| State | New Hampshire |
| County | Strafford |
| Nearest City | Durham |
| River/Stream | Oyster River |
| Coordinates | 43.13094, -70.91887 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 140 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 106 acre-ft |
| Max Storage | 106 acre-ft |
| Normal Storage | 58 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 20 sq mi |
| Max Discharge | 1,360 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | TOWN OF DURHAM |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 12/08/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH00544 |
| Federal ID | NH00544 |
| More Info | State Dam Safety Program |