Dykes Lake Dam Reservoir Report

Last Updated: December 5, 2025

Dykes Lake Dam, located in Cusseta, Georgia, stands at a height of 32.2 feet and was completed in 1930.


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Summary

This private dam primarily serves recreational purposes, offering a surface area of 12 acres and a storage capacity of 188 acre-feet. With a low hazard potential and moderate risk assessment, the dam poses minimal danger to the surrounding area.

Despite its age, Dykes Lake Dam has been inspected regularly, with the last assessment conducted in October 2017. The dam features an uncontrolled spillway and outlet gates, ensuring a safe release of excess water in case of emergencies. While the dam's condition is currently unrated, its risk management measures are in place to mitigate any potential issues.

Enthusiasts of water resources and climate will appreciate Dykes Lake Dam for its historical significance and recreational value. As a privately owned structure in Chattahoochee County, this earth dam offers a glimpse into Georgia's rich landscape and serves as a reminder of the importance of maintaining and monitoring our water infrastructure for the benefit of both people and the environment.

Year Completed

1930

Dam Length

460

Dam Height

32.2

River Or Stream

UNKNOWN

Primary Dam Type

Earth

Surface Area

12

Hydraulic Height

25

Drainage Area

165

Nid Storage

188

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

32
       
Seasonal Comparison

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Dam Data Reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
Poor A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.
Not Available
Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.