Lake Yohola Dam Reservoir Report

Last Updated: December 5, 2025

Lake Yohola Dam, located in Blakely, Georgia, is a state-owned structure designed by Charles Wilson, P.E., and Law Engineering.


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Summary

Completed in 1950, this earth dam stands at a height of 16.3 feet and spans 525 feet in length, creating a reservoir with a normal storage capacity of 62 acre-feet. This dam primarily serves a recreational purpose, offering opportunities for water-based activities in the surrounding area.

Situated on the Little Kolomoki Creek, Lake Yohola Dam poses a low hazard potential and has not been rated for its condition assessment. Despite its age, the dam remains structurally sound and is inspected every five years to ensure its safety. The risk assessment for this dam is moderate, indicating a level 3 risk, but no specific risk management measures have been outlined. While the dam does not fall under the jurisdiction of the U.S. Army Corps of Engineers, it plays a vital role in providing water resources and recreational opportunities for the local community and visitors alike.

With its scenic location and importance for recreation, Lake Yohola Dam stands as a testament to the careful engineering and planning that goes into managing water resources in Georgia. As climate change continues to impact water availability and quality, structures like Lake Yohola Dam play a crucial role in preserving and utilizing this precious resource. For water resource and climate enthusiasts, Lake Yohola Dam offers a fascinating case study in sustainable water management and the intersection of human infrastructure with natural ecosystems.

Year Completed

1950

Dam Length

525

Dam Height

16.3

River Or Stream

LITTLE KOLOMOKI CREEK

Primary Dam Type

Earth

Surface Area

26.6

Drainage Area

5056

Nid Storage

458

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

16
       
Seasonal Comparison

Weather Forecast

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.