Deans Lake Dam Reservoir Report

Last Updated: December 6, 2025

Deans Lake Dam, located in Clay, Mississippi, is a privately owned structure regulated by the Mississippi Department of Environmental Quality.


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Summary

The dam, primarily used for recreation, is categorized as an earth dam with a buttress core type and stands at a height of 12 feet. While the dam has a low hazard potential, it is considered to have a moderate risk rating, indicating the need for ongoing monitoring and management measures to ensure its safety and security.

Despite its modest size and capacity, Deans Lake Dam plays a crucial role in providing recreational opportunities for the local community. With a storage capacity of 100 acre-feet, the dam offers a serene and picturesque setting for activities such as fishing, boating, and wildlife observation. While it may not be the largest or most significant dam in the region, Deans Lake Dam serves as a vital resource for water enthusiasts and nature lovers alike, highlighting the important intersection between water resources and climate in the area.

As an uncontrolled spillway type dam, Deans Lake Dam faces unique challenges in managing water discharge and ensuring the safety of its surrounding environment. With its condition currently not rated and lacking recent inspection and assessment data, there is a need for continued vigilance and maintenance to address any potential risks or issues that may arise. For water resource and climate enthusiasts, Deans Lake Dam serves as a reminder of the delicate balance between human intervention in natural ecosystems and the importance of sustainable water management practices for the future.

Dam Height

12

Nid Storage

100

Hazard Potential

Low

Nid Height

12
       
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.