Ponkapoag Pond Dam
Massachusetts — Norfolk County — Ponkapoag Brook
Location
| State | Massachusetts |
| County | Norfolk |
| River | Ponkapoag Brook |
| Coordinates | 42.19003, -71.10510 |
Physical Characteristics
| NID Height | 7 ft |
| Dam Height | — |
| Dam Length | 1,300 ft |
| NID Storage | 1,653 acre-ft |
| Max Storage | 1,653 acre-ft |
| Surface Area | 285 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | May 2, 2023 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1930 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| Owner | MA Department of Conservation & Recreation |
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.