Lake B Dam Reservoir Report

Last Updated: December 5, 2025

Lake B Dam, also known as Timberton Golf Club Dam, is a privately owned structure located in Hattiesburg, Mississippi, along the North Branch of Priests Creek.


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Summary

Completed in 1990, this earth dam serves primarily for recreational purposes, with a height of 26 feet and a length of 970 feet. It has a storage capacity of 386 acre-feet and covers a surface area of 18.4 acres, making it an important water resource for the surrounding area.

Managed by the Mississippi Department of Environmental Quality, Lake B Dam is subject to state regulations and inspections to ensure its safety and functionality. With a high hazard potential, the dam is classified as having a moderate risk level, emphasizing the importance of regular maintenance and monitoring. Despite its satisfactory condition assessment as of May 2020, efforts are in place to mitigate potential risks and enhance emergency preparedness, although specific details regarding emergency action plans and risk management measures are not explicitly outlined in the data.

Overall, Lake B Dam stands as a vital infrastructure for both water storage and recreational activities, highlighting the intersection of water resource management and climate resilience. Its presence along the North Branch of Priests Creek not only supports the local ecosystem but also provides a recreational oasis for residents and visitors alike. As climate change continues to impact water resources, the importance of maintaining and safeguarding structures like Lake B Dam becomes increasingly significant in ensuring the sustainability and safety of our communities.

Year Completed

1990

Dam Length

970

Dam Height

26

River Or Stream

NORTH BRANCH OF PRIESTS CREEK

Primary Dam Type

Earth

Surface Area

18.4

Drainage Area

0.47

Nid Storage

386

Hazard Potential

High

Nid Height

26
       
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.