Mallard Lake Dam is an earth dam located in Forsyth County, North Carolina. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 450 ft long, taller than 50% of U.S. dams with a recorded height. 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 Mallard Lake Dam
The primary purpose of Mallard Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Forsyth County Parks & Recreation Department (private). It impounds the Ut to Johnson Creek near Clemmons.
The dam stands 25 feet tall and stretches 450 feet across, creates a reservoir covering 5 acres, and has a maximum storage capacity of 53 acre-feet.
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. The most recent inspection on record was 11/05/2020.
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Location
| State | North Carolina |
| County | Forsyth |
| Nearest City | Clemmons |
| River/Stream | Ut to Johnson Creek |
| Coordinates | 36.00300, -80.40290 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Length | 450 ft |
Storage & Hydraulics
| NID Storage | 53 acre-ft |
| Max Storage | 53 acre-ft |
| Normal Storage | 46 acre-ft |
| Surface Area | 5 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Forsyth County Parks & Recreation Department |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/05/2020 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NC02367 |
| Federal ID | NC02367 |
| More Info | State Dam Safety Program |