Brim & Durham Lake Dam Reservoir Report

Last Updated: December 5, 2025

Located in Chickasawhatchee, Georgia, the Brim & Durham Lake Dam is a privately owned Earth dam that impounds Chickasawhatchee Creek.


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Summary

Standing at a height of 13.6 feet, with a hydraulic height of 10.2 feet, the dam has a storage capacity of 1637 acre-feet, with a normal storage level of 936 acre-feet. The dam has a low hazard potential and a moderate risk assessment rating, making it a crucial structure for water resource management in the area.

Despite being privately owned, the Brim & Durham Lake Dam is not regulated by the state and does not have a state permit for its operation. The dam features an uncontrolled spillway and outlet gates, with inspections conducted every 5 years to ensure its structural integrity. The risk management measures and emergency action plan for the dam are yet to be fully developed, highlighting the need for continued monitoring and maintenance to mitigate potential risks.

With its significant storage capacity and strategic location in Terrell County, Georgia, the Brim & Durham Lake Dam plays a vital role in water resource management and flood control in the region. As climate change continues to impact water availability and extreme weather events, the importance of maintaining and monitoring such infrastructure becomes increasingly critical for ensuring the safety and sustainability of water resources in the area.

Dam Length

1290

Dam Height

13.6

River Or Stream

Chickasawhatchee Creek

Primary Dam Type

Earth

Surface Area

187

Hydraulic Height

10.2

Nid Storage

1637

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

14
       
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.