O'Neal Lake Dam

UNKNOWN· DeKalb, Georgia· Earth· 30 ft tall
Low Hazard Recreation Private

Key Takeaway

O'Neal Lake Dam is classified as low hazard in Georgia. Its primary use is recreation.

Physical Details

Dam Height 30 ft (taller than 76% in GA)
Dam Length300 ft
Dam TypeEarth
Max Storage30 acre-ft
Normal Storage20 acre-ft
Surface Area2 acres
Drainage Area92 sq mi
NID IDGA03924

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: May 1, 2005
State Regulated: No

Ownership

O'neal, Robert & Kay

Private

Nearby Dams

Howell Lake Dam

DeKalb, GA

Low Hazard 22 ft

Rockbridge Lake Dam

DeKalb, GA

Low Hazard 27 ft

Stone Mountain Park Dam-South

DeKalb, GA

Low Hazard 16 ft

Stone Mountain Park Dam-North

DeKalb, GA

Low Hazard 27 ft

Southland Lake Dam

DeKalb, GA

High Hazard 43 ft

Mcdaniel Lake Dam

DeKalb, GA

Low Hazard 31 ft

Kristina Lake Dam

DeKalb, GA

Low Hazard 30 ft

Kenilworth Lake Dam

DeKalb, GA

High Hazard 40 ft

Frequently Asked Questions

What is the hazard classification of O'Neal Lake Dam?

O'Neal 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 O'Neal Lake Dam?

O'Neal Lake Dam is owned by O'neal, Robert & Kay (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of O'Neal Lake Dam?

O'Neal 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 O'Neal Lake Dam?

O'Neal Lake Dam has a dam height of 30 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 O'Neal Lake Dam last inspected?

O'Neal Lake Dam was last inspected on May 1, 2005. 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.