Metropolitan Circular Dam
Massachusetts, Middlesex County, Charles River
Location
| State | Massachusetts |
| County | Middlesex |
| River | Charles River |
| Coordinates | 42.31657, -71.22808 |
Physical Characteristics
| NID Height | 22 ft |
| Dam Height | - |
| Dam Length | 80 ft |
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Surface Area | 2 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | June 20, 2025 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | - |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| Owner | MA Department of Conservation and Recreation |
| Other Name | Circular Dam;Horseshoe Dam |
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.