Marblehead Lake Dam
Marblehead Lake Dam is an earth dam located in Forsyth County, North Carolina. It carries a Low hazard potential classification and has a fair condition assessment.
About Marblehead Lake Dam
The primary purpose of Marblehead Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town Of Lewisville (private). It impounds the Ellison Creek near Bermuda Run.
The dam stands 29 feet tall and stretches 470 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 140 acre-feet, and collects water from a drainage area of 0 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 01/16/2025.
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Location
| State | North Carolina |
| County | Forsyth |
| Nearest City | Bermuda Run |
| River/Stream | Ellison Creek |
| Coordinates | 36.06320, -80.43690 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Length | 470 ft |
Storage & Hydraulics
| NID Storage | 140 acre-ft |
| Max Storage | 140 acre-ft |
| Normal Storage | 122 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Lewisville |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 01/16/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NC02374 |
| Federal ID | NC02374 |
| More Info | State Dam Safety Program |