Stephen Lake Dam is an earth dam located in Atlantic County, New Jersey. It carries a Significant hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 9 ft9 ft tall and 800 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 Stephen Lake Dam
The primary purpose of Stephen Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Njdot (state). It impounds the Stephen Creek near Steelman.
The dam stands 9 feet tall and stretches 800 feet across, creates a reservoir covering 40 acres, has a storage capacity of 130 acre-feet, and collects water from a drainage area of 11 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 07/13/2023.
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Location
| State | New Jersey |
| County | Atlantic |
| Nearest City | Steelman |
| River/Stream | Stephen Creek |
| Coordinates | 39.39390, -74.74835 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 800 ft |
Storage & Hydraulics
| NID Storage | 130 acre-ft |
| Normal Storage | 130 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 11 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Njdot |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 07/13/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NJ00717 |
| Federal ID | NJ00717 |
| More Info | State Dam Safety Program |