Cash Lake Dam Reservoir Report

Last Updated: December 6, 2025

Cash Lake Dam, located in Lee County, Mississippi, is a private earth dam constructed in 2010 primarily for recreational purposes.


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Summary

Situated along the Tombigbee River, the dam has a height of 24 feet and a storage capacity of 123.13 acre-feet, making it an important feature for fish and wildlife habitat enhancement in the area. With a surface area of 8.65 acres, the dam provides opportunities for outdoor activities such as fishing and boating, contributing to the local community's quality of life.

Managed by the Mississippi Department of Environmental Quality, Cash Lake Dam is state-regulated, inspected, and enforced for compliance with safety standards. The dam's spillway type is uncontrolled, with a moderate hazard potential rating. While the condition assessment is currently not rated, the risk assessment suggests a moderate risk level. Despite its low hazard potential, the dam plays a significant role in water resource management and climate adaptation efforts in the region, highlighting the importance of sustainable infrastructure development for enhancing ecosystem resilience and recreational opportunities.

Year Completed

2010

Dam Length

397

Dam Height

24

River Or Stream

TOMBIGBEE RIVER

Surface Area

8.65

Hydraulic Height

20.5

Nid Storage

123.13

Structural Height

26

Hazard Potential

Low

Nid Height

26
       
Seasonal Comparison

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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.