Mckinnon Lake Dam Reservoir Report

Last Updated: December 6, 2025

Mckinnon Lake Dam, located in Macon, Mississippi, stands as a testament to the conservation efforts of the USDA NRCS, who designed this earth dam in 1965 for the primary purpose of recreation.


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Summary

This privately-owned dam on Skinner Creek reaches a height of 12 feet and has a storage capacity of 70-acre feet. Despite its low hazard potential and moderate risk assessment, the dam remains ungraded in terms of condition assessment, with no recent inspection data available. The Mississippi Department of Environmental Quality oversees state regulation, permitting, inspection, and enforcement related to this structure.

Serving as a tranquil spot for recreational activities, Mckinnon Lake Dam provides a scenic retreat for water resource and climate enthusiasts to enjoy nature's beauty. With its uncontrolled spillway and outlet gates, the dam presents a peaceful haven for fishing, boating, and wildlife observation. While the dam's condition is not currently rated, its low hazard potential and moderate risk assessment indicate a stable structure that contributes to the region's water management and environmental conservation efforts.

As part of the Vicksburg District, this earth dam continues to offer a valuable recreational resource for the community, with the potential for further risk management measures to enhance its long-term sustainability. With its historical significance dating back to the mid-20th century, Mckinnon Lake Dam remains a symbol of responsible land use and water conservation in Oktibbeha County, Mississippi.

Year Completed

1965

Dam Height

12

River Or Stream

TR- SKINNER CREEK

Primary Dam Type

Earth

Nid Storage

70

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Soil

Nid Height

12
       
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.