Turner Pond Dam
Turner Pond Dam is an earth dam located in Norfolk County, Massachusetts, built in 1800. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Turner Pond Dam
The primary purpose of Turner 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 Walpole (local government). It impounds the Mine Brook near Walpole.
The dam stands 10 feet tall and stretches 550 feet across, creates a reservoir covering 18 acres, has a maximum storage capacity of 112 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1800, the structure is one of the older dams in the region, with over a century and a half of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/25/2021.
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Location
| State | Massachusetts |
| County | Norfolk |
| Nearest City | Walpole |
| River/Stream | Mine Brook |
| Coordinates | 42.15131, -71.26124 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 550 ft |
| Year Completed | 1800 (226 years old) |
Storage & Hydraulics
| NID Storage | 112 acre-ft |
| Max Storage | 112 acre-ft |
| Normal Storage | 61 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 370 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Walpole |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/25/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA01155 |
| Federal ID | MA01155 |
| More Info | State Dam Safety Program |