Magee Dam Reservoir Report

Last Updated: December 7, 2025

Magee Dam, located in Simpson, Mississippi, along the Unt of Okatoma Creek, was completed in 1994 primarily for recreational purposes.


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Summary

The privately owned dam stands at a height of 15 feet with a length of 460 feet, providing a storage capacity of 100 acre-feet and a surface area of 10.5 acres. With a low hazard potential and moderate risk assessment, Magee Dam is regulated by the Mississippi Department of Environmental Quality, ensuring state permitting, inspection, and enforcement for its operation.

Despite its relatively small size, Magee Dam plays a crucial role in the local ecosystem and water resource management. The dam's uncontrolled spillway and earth buttress core type make it a sustainable structure for recreational activities such as fishing, boating, and wildlife observation. Its location within the Vicksburg District further highlights its significance in the region's water infrastructure and climate adaptation efforts. Climate enthusiasts and water resource advocates can appreciate Magee Dam as a model for balancing human recreation with environmental conservation.

As a private-owned dam under state jurisdiction, Magee Dam exemplifies responsible water management practices in Mississippi. Its risk assessment and condition evaluation ensure ongoing safety and maintenance, while its recreational purpose enhances community engagement with the surrounding natural environment. With its low hazard potential and moderate risk profile, Magee Dam stands as a testament to the importance of sustainable water resource development in the face of climate change challenges.

Year Completed

1994

Dam Length

460

Dam Height

15

River Or Stream

UNT OF OKATOMA CREEK

Primary Dam Type

Earth

Surface Area

10.5

Drainage Area

0.16

Nid Storage

100

Hazard Potential

Low

Nid Height

15
       
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.