Mcdonough Reservoir Dam

WALNUT CREEK· Henry, Georgia· Earth· 35 ft tall
High Hazard Water Supply Local Government

Key Takeaway

Mcdonough Reservoir Dam is classified as high hazard in Georgia. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 35 ft (taller than 86.5% in GA)
Dam Length660 ft
Dam TypeEarth
Max Storage1.7K acre-ft
Normal Storage1.1K acre-ft
Surface Area88 acres
Drainage Area31 sq mi
NID IDGA04535

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: February 14, 2019
State Regulated: Yes
Regulatory Agency: GA-SAFE DAMS PROGRAM

Ownership

City of McDonough

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mcdonough Reservoir Dam?

Mcdonough Reservoir Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Mcdonough Reservoir Dam?

Mcdonough Reservoir Dam is owned by City of McDonough (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Mcdonough Reservoir Dam?

Mcdonough Reservoir Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Mcdonough Reservoir Dam?

Mcdonough Reservoir Dam has a dam height of 35 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 Mcdonough Reservoir Dam last inspected?

Mcdonough Reservoir Dam was last inspected on February 14, 2019. 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.