Hobb Lake Dam is an earth dam located in Camden County, New Jersey, built in 1828. It carries a Significant hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 12 ft12 ft tall and 3,000 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 Hobb Lake Dam
The primary purpose of Hobb Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Great Times Day Camp (private). It impounds the Pump Branch Albertson Brook near Waterford.
The dam stands 12 feet tall and stretches 3,000 feet across, creates a reservoir covering 43 acres, has a storage capacity of 130 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1828, 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 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 03/26/2024.
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Location
| State | New Jersey |
| County | Camden |
| Nearest City | Waterford |
| River/Stream | Pump Branch Albertson Brook |
| Coordinates | 39.70687, -74.86583 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 3,000 ft |
| Year Completed | 1828 (198 years old) |
Storage & Hydraulics
| NID Storage | 130 acre-ft |
| Normal Storage | 130 acre-ft |
| Surface Area | 43 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 21 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Great Times Day Camp |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 03/26/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NJ00475 |
| Federal ID | NJ00475 |
| More Info | State Dam Safety Program |