Williams Lake Dam South Reservoir Report

Last Updated: December 14, 2025

Williams Lake Dam South is a private earth dam located in Buena Vista, Georgia, with a primary purpose of recreation.


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Summary

Standing at a height of 15.8 feet, the dam holds a normal storage capacity of 75 acre-feet and has a maximum storage capacity of 212 acre-feet. The dam's spillway is uncontrolled, and it is inspected every five years, with its hazard potential deemed undetermined and its condition assessment not rated.

Although the dam's risk assessment indicates a moderate risk level, the overall risk management measures and emergency action plans are not specified in the available data. The dam's location in Marion County, Georgia, falls within the jurisdiction of the state, but it is not regulated at the state level. With a moderate risk level and unspecified risk management measures, Williams Lake Dam South serves as a recreational feature in the area, but its potential impact on water resources and climate resilience remains somewhat uncertain. Further information on the dam's risk management strategies and emergency protocols would be beneficial for water resource and climate enthusiasts to understand its potential implications in the region.

Dam Length

400

Dam Height

15.8

River Or Stream

Unknown

Primary Dam Type

Earth

Surface Area

19.3

Hydraulic Height

14.2

Nid Storage

212

Outlet Gates

Uncontrolled

Hazard Potential

Undetermined

Foundations

Unlisted/Unknown

Nid Height

16
       
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.