Hamilton Mill Lake Dam

Gwinnett, Georgia· Earth· 24 ft tall
Unknown Recreation Private

Key Takeaway

Hamilton Mill Lake Dam is classified as unknown in Georgia. Its primary use is recreation.

Physical Details

Dam Height 24 ft (taller than 54.4% in GA)
Dam Length0 ft
Dam TypeEarth
Max Storage116 acre-ft
Normal Storage32 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
NID IDGA05753

Safety Information

Unknown

Hazard potential has not been determined.

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

Emergency Action Plan: No
Last Inspection: July 12, 2016
State Regulated: No

Ownership

Sumitomo Corporation of America

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hamilton Mill Lake Dam?

Hamilton Mill Lake Dam is classified as Unknown. Hazard potential has not been determined. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Hamilton Mill Lake Dam?

Hamilton Mill Lake Dam is owned by Sumitomo Corporation of America (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Hamilton Mill Lake Dam?

Hamilton Mill 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 Hamilton Mill Lake Dam?

Hamilton Mill Lake Dam has a dam height of 24 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 Hamilton Mill Lake Dam last inspected?

Hamilton Mill Lake Dam was last inspected on July 12, 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.