Willowrun Lake Dam

UNKNOWN· Gwinnett, Georgia· Earth· 11 ft tall
Low Hazard Recreation Local Government

Key Takeaway

Willowrun Lake Dam is classified as low hazard in Georgia. Its primary use is recreation.

Physical Details

Dam Height 11 ft (taller than 6.4% in GA)
Dam TypeEarth
Max Storage100 acre-ft
Surface Area15 acres
Drainage Area40 sq mi
NID IDGA03902

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: June 1, 2016
State Regulated: No

Ownership

Gwinnett County

Local Government

Nearby Dams

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Freeman Lake Dam

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Hughes Lake Dam

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Cardinal Lake Dam

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Mcclure Lake Dam

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Johnson Lake Dam

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Sugarloaf Lake Dam

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Alpha Kappa Lake Dam

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Frequently Asked Questions

What is the hazard classification of Willowrun Lake Dam?

Willowrun Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Willowrun Lake Dam?

Willowrun Lake Dam is owned by Gwinnett County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Willowrun Lake Dam?

Willowrun Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Willowrun Lake Dam?

Willowrun Lake Dam has a dam height of 11 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Willowrun Lake Dam last inspected?

Willowrun Lake Dam was last inspected on June 1, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.