Mallard Lake Dam Lower

Mallard Lake Dam Lower is an earth dam located in Forsyth County, North Carolina, built in 1967. It carries a High hazard potential classification and has a fair condition assessment.

About Mallard Lake Dam Lower

The primary purpose of Mallard Lake Dam Lower is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mallard Lakes Association (private). It impounds the Muddy Creek near Bethania.

The dam stands 23 feet tall and stretches 400 feet across, creates a reservoir covering 15 acres, has a maximum storage capacity of 170 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1967, the structure is well into its service life at over 50 years old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 01/28/2025.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The North Carolina dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateNorth Carolina
CountyForsyth
Nearest CityBethania
River/StreamMuddy Creek
Coordinates36.18450, -80.32680

Physical Characteristics

Dam TypeEarth
NID Height23 ft
Dam Length400 ft
Year Completed1967 (59 years old)

Storage & Hydraulics

NID Storage170 acre-ft
Max Storage170 acre-ft
Normal Storage121 acre-ft
Surface Area15 acres
Drainage Area0 sq mi
Max Discharge188 cfs
Spillway TypeNone

Ownership & Safety

PurposeRecreation
OwnerMallard Lakes Association
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection01/28/2025
Emergency Action PlanYes

Identifiers

NID IDNC00305
Federal IDNC00305
More InfoState Dam Safety Program

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