King Lake Dam Reservoir Report

Last Updated: December 11, 2025

King Lake Dam in Trenton, Missouri, was completed in 1977 and serves multiple purposes including fire protection, stock, and as a small fish pond.


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Summary

Owned privately, the earth dam stands at a height of 25 feet with a storage capacity of 27 acre-feet. Situated on the TR-Sandy Creek, the dam has a low hazard potential and has not been rated for its condition.

The dam's primary purpose also includes recreation, making it a valuable asset for the local community. With a surface area of 2 acres and a drainage area of 65 square miles, King Lake Dam provides essential water resources for the surrounding area while also offering opportunities for outdoor activities. Despite not being regulated by the state and lacking certain safety assessments, the dam continues to play a crucial role in water management and conservation efforts in Mercer County.

For water resource and climate enthusiasts, King Lake Dam presents a fascinating case study of a privately owned structure contributing to fire protection, stock maintenance, and recreational opportunities while managing water resources effectively. The dam's location on TR-Sandy Creek underscores its importance in the local ecosystem and highlights the need for continued monitoring and maintenance to ensure its long-term sustainability. With its low hazard potential and unlisted condition assessment, King Lake Dam serves as a reminder of the intricate balance between human infrastructure and environmental stewardship in the face of changing climate patterns.

Year Completed

1977

Dam Height

25

River Or Stream

TR-SANDY CREEK

Primary Dam Type

Earth

Surface Area

2

Drainage Area

65

Nid Storage

27

Structural Height

25

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

25
       
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.