Billy Tillman Lake Dam # 2 Reservoir Report

Last Updated: December 5, 2025

Billy Tillman Lake Dam # 2 in Bulloch, Georgia, stands as a vital water resource for the community, primarily serving the purpose of recreation.


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Summary

This private earth dam, with a height of 18 feet and a length of 1455 feet, holds a storage capacity of 200 acre-feet. The dam's low hazard potential and moderate risk assessment make it a reliable asset for water management in the area.

Despite being uninspected since 2004, the dam's condition is noted as "Not Rated," indicating a need for updated assessment and maintenance. The dam's uncontrolled spillway and outlet gates suggest a potential for improvement in infrastructure to enhance its safety and efficiency. With a drainage area of 105 acres and a moderate risk level, this dam plays a crucial role in water management and conservation efforts in the region.

As water resource and climate enthusiasts, it is imperative to recognize the significance of Billy Tillman Lake Dam # 2 in sustaining local ecosystems and providing recreational opportunities. Continued monitoring, assessment, and potential upgrades can ensure the dam's longevity and effectiveness in water management, emphasizing the need for proactive measures to safeguard this essential infrastructure for future generations.

Dam Length

1455

Dam Height

18

River Or Stream

UNKNOWN

Primary Dam Type

Earth

Surface Area

20

Hydraulic Height

17

Drainage Area

105

Nid Storage

200

Structural Height

17

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

18
       
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.