Bennetts Mills Dam
Bennetts Mills Dam is an earth dam located in Ocean County, New Jersey. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Bennetts Mills Dam
The primary purpose of Bennetts Mills Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by County Of Ocean (local government). It impounds the South Branch Of Metedeconk River.
The dam stands 23 feet tall and stretches 350 feet across, creates a reservoir covering 32 acres, has a storage capacity of 60 acre-feet, and collects water from a drainage area of 14 square miles.
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 08/22/2024.
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Location
| State | New Jersey |
| County | Ocean |
| River/Stream | South Branch Of Metedeconk River |
| Coordinates | 40.12693, -74.27787 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 350 ft |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 32 acres |
| Drainage Area | 14 sq mi |
| Max Discharge | 1,030 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | County of Ocean |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/22/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NJ00088 |
| Federal ID | NJ00088 |
| More Info | State Dam Safety Program |