Powder Mill Pond Dam
Powder Mill Pond Dam is an earth dam located in Somerset County, New Jersey. It carries a Significant hazard potential classification and has a poor condition assessment.
About Powder Mill Pond Dam
The primary purpose of Powder Mill Pond 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 Somerset Park Commission (local government). It impounds the Del & Raritan Canal-tr.
The dam stands 9 feet tall and stretches 100 feet across, creates a reservoir covering 1 acres, has a storage capacity of 15 acre-feet, and collects water from a drainage area of 0 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 11/28/2023.
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Location
| State | New Jersey |
| County | Somerset |
| River/Stream | Del & Raritan Canal-tr |
| Coordinates | 40.50967, -74.56117 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 100 ft |
Storage & Hydraulics
| NID Storage | 15 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 689 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | County of Somerset Park Commission |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 11/28/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NJ00936 |
| Federal ID | NJ00936 |
| More Info | State Dam Safety Program |