Great Neck Lake # 7 Dam is an earth dam located in Virginia Beach County, Virginia. It carries a Undetermined hazard potential classification.
Dam profile
NID height · 7 ft7 ft tall and 350 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 Great Neck Lake # 7 Dam
The primary purpose of Great Neck Lake # 7 Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by King's Grant Community League (private). It impounds the Lynnhaven River Eastern Branch - Vahu6 Cb25 Lynnhaven River near Virginia Beach.
The dam stands 7 feet tall and stretches 350 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 70 acre-feet, and collects water from a drainage area of 0 square miles.
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Location
| State | Virginia |
| County | Virginia Beach |
| Nearest City | Virginia Beach |
| River/Stream | Lynnhaven River Eastern Branch - Vahu6 Cb25 Lynnhaven River |
| Coordinates | 36.85660, -76.07860 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 350 ft |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 26 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | King's Grant Community League |
| Owner Type | Private |
| Hazard Classification | Undetermined |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | VA810047 |
| Federal ID | VA810047 |
| More Info | State Dam Safety Program |