Nelson Hill Subdivision Lake Dam Reservoir Report

Last Updated: December 5, 2025

Nelson Hill Subdivision Lake Dam in Lowndes, Georgia, is a privately owned earth dam with a height of 8.7 feet and a storage capacity of 144.7 acre-feet.


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Summary

The dam is regulated by the Georgia Safe Dams Program and undergoes regular inspections to ensure its safety and compliance with state regulations. Despite its high hazard potential and poor condition assessment, the dam's risk level is considered moderate, with measures in place for risk management.

Located within the Jacksonville District, Nelson Hill Subdivision Lake Dam poses a potential threat due to its uncontrolled spillway and outlet gates. The dam's poor condition assessment and high hazard potential highlight the importance of regular inspections and maintenance to mitigate any risks associated with its structural integrity. With a risk assessment rating of 3, the dam's risk management measures are crucial for ensuring the safety of the surrounding area.

Enthusiasts of water resources and climate will find Nelson Hill Subdivision Lake Dam's data intriguing, as it provides insight into the regulatory oversight and risk management strategies for a privately owned dam in Georgia. The dam's location, design features, and risk assessment offer a glimpse into the complexities of managing water infrastructure in a changing climate, underscoring the importance of proactive maintenance and emergency preparedness to safeguard communities and ecosystems in the face of potential hazards.

Dam Height

8.7

Primary Dam Type

Earth

Surface Area

20.7

Nid Storage

144.7

Outlet Gates

Uncontrolled

Hazard Potential

High

Foundations

Unlisted/Unknown

Nid Height

9
       
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.