Roddenberry Lake Dam Reservoir Report

Last Updated: December 5, 2025

Roddenberry Lake Dam, located in Grady, Georgia, is a private earth dam with a height of 8 feet and a length of 666 feet.


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Summary

This dam serves a crucial purpose by providing a storage capacity of 120 acre-feet, with a normal storage capacity of 72 acre-feet. The dam's spillway type is uncontrolled, with uncontrolled outlet gates, presenting an undetermined hazard potential.

While the condition assessment of Roddenberry Lake Dam is currently not rated, its risk assessment is considered moderate (3). The dam has not been inspected recently, with an inspection frequency of 5 years. Despite the lack of recent data on emergency action plans and inundation maps, the dam's risk management measures and potential for risk mitigation remain undisclosed. With its vital role in water resource management in the region, Roddenberry Lake Dam represents a significant infrastructure piece for water resource and climate enthusiasts to monitor and evaluate.

Dam Length

666

Dam Height

8

Primary Dam Type

Earth

Surface Area

16

Nid Storage

120

Outlet Gates

Uncontrolled

Hazard Potential

Undetermined

Foundations

Unlisted/Unknown

Nid Height

8
       
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.