Shepard Pond Dam
Shepard Pond Dam is an earth dam located in Norfolk County, Massachusetts, built in 1880. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Shepard Pond Dam
The primary purpose of Shepard 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 Canton (local government). It impounds the Massapoag Brook near Canton.
The dam stands 16 feet tall and stretches 105 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 47 acre-feet, and collects water from a drainage area of 10 square miles. Completed in 1880, the structure is over a century old.
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 06/23/2020.
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Location
| State | Massachusetts |
| County | Norfolk |
| Nearest City | Canton |
| River/Stream | Massapoag Brook |
| Coordinates | 42.14484, -71.14968 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Length | 105 ft |
| Year Completed | 1880 (146 years old) |
Storage & Hydraulics
| NID Storage | 47 acre-ft |
| Max Storage | 47 acre-ft |
| Normal Storage | 19 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 10 sq mi |
| Max Discharge | 1,040 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Canton |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/23/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA01162 |
| Federal ID | MA01162 |
| More Info | State Dam Safety Program |