Wilson Corne Mill Dam
Wilson Corne Mill Dam is an earth dam located in Middlesex County, Massachusetts, built in 1675. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Wilson Corne Mill Dam
The primary purpose of Wilson Corne Mill 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 Bedford (local government). It impounds the Vine Brook near Bedford.
The dam stands 12 feet tall and stretches 140 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 75 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 1675, 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 09/28/2023.
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Location
| State | Massachusetts |
| County | Middlesex |
| Nearest City | Bedford |
| River/Stream | Vine Brook |
| Coordinates | 42.50108, -71.24612 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Length | 140 ft |
| Year Completed | 1675 (351 years old) |
Storage & Hydraulics
| NID Storage | 75 acre-ft |
| Max Storage | 75 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 1,550 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Bedford |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/28/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA03244 |
| Federal ID | MA03244 |
| More Info | State Dam Safety Program |