Diamond Lake Dam
Diamond Lake Dam is an earth dam located in Gloucester County, New Jersey. It carries a Low hazard potential classification and has a fair condition assessment.
About Diamond Lake Dam
The primary purpose of Diamond Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Diamond Lake Assoc. (private). It impounds the Hospitality Branch.
The dam stands 11 feet tall and stretches 600 feet across, creates a reservoir covering 18 acres, has a storage capacity of 100 acre-feet, and collects water from a drainage area of 19 square miles.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected 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. The most recent inspection on record was 09/16/2011. That was over 14 years ago.
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Location
| State | New Jersey |
| County | Gloucester |
| River/Stream | Hospitality Branch |
| Coordinates | 39.61167, -74.91898 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 600 ft |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 19 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Diamond Lake Assoc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 09/16/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NJ00445 |
| Federal ID | NJ00445 |
| More Info | State Dam Safety Program |