Collinsville Dam
Massachusetts — Middlesex County — Beaver Brook
Location
| State | Massachusetts |
| County | Middlesex |
| River | Beaver Brook |
| Coordinates | 42.68325, -71.34938 |
Physical Characteristics
| NID Height | 9 ft |
| Dam Height | — |
| Dam Length | 280 ft |
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Surface Area | 6 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Poor |
| EAP Status | No |
| Last Inspection | March 8, 2023 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1850 |
| Primary Purpose | Other |
| Dam Type | Masonry |
| Owner Type | Private |
| Owner | Mill Island, LLC |
| Other Name | Beaver Brook 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.