Davidsons Mill Pond Dam is an earth dam located in Middlesex County, New Jersey, built in 1950. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 10 ft10 ft tall and 135 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Davidsons Mill Pond Dam
The primary purpose of Davidsons Mill Pond Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by New Brunswick City (local government). It impounds the Lawrence Brook near North Brunswick.
The dam stands 10 feet tall and stretches 135 feet across, creates a reservoir covering 28 acres, has a maximum storage capacity of 345 acre-feet, and collects water from a drainage area of 15 square miles. Completed in 1950, the structure is well-established, with more than 75 years 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 12/15/2023.
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Location
| State | New Jersey |
| County | Middlesex |
| Nearest City | North Brunswick |
| River/Stream | Lawrence Brook |
| Coordinates | 40.41240, -74.49915 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 135 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 345 acre-ft |
| Max Storage | 345 acre-ft |
| Normal Storage | 170 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 15 sq mi |
| Max Discharge | 5,000 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | New Brunswick City |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 12/15/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NJ00516 |
| Federal ID | NJ00516 |
| More Info | State Dam Safety Program |