Elmer Lake Dam
Elmer Lake Dam is an earth dam located in Salem County, New Jersey. It carries a Significant hazard potential classification and has a poor condition assessment.
About Elmer Lake Dam
The primary purpose of Elmer Lake 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 Salem (local government). It impounds the Muddy Run near Centerton.
The dam stands 12 feet tall and stretches 600 feet across, creates a reservoir covering 36 acres, has a storage capacity of 121 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 08/15/2024.
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Location
| State | New Jersey |
| County | Salem |
| Nearest City | Centerton |
| River/Stream | Muddy Run |
| Coordinates | 39.58897, -75.16467 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 600 ft |
Storage & Hydraulics
| NID Storage | 121 acre-ft |
| Normal Storage | 121 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 11 sq mi |
| Max Discharge | 300 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | County of Salem |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 08/15/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NJ00618 |
| Federal ID | NJ00618 |
| More Info | State Dam Safety Program |