Law Lake Dam Reservoir Report

Last Updated: December 5, 2025

Law Lake Dam, located in Gentry, Missouri, was completed in 1977 with a primary purpose of recreation.


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Summary

The earth dam, standing at 25 feet tall, serves as a water supply reservoir with a storage capacity of 67 acre-feet. Despite its low hazard potential and not being regulated by the state, the dam provides essential recreational opportunities and supports the surrounding ecosystem by maintaining a surface area of 5 acres and a drainage area of 125 square miles.

Owned privately, Law Lake Dam on TR-Hickory Creek is managed for recreational purposes and water supply needs. With a condition assessment of "Not Rated" and no recent inspection data available, the dam's structural integrity and safety remain a concern for water resource and climate enthusiasts. As a vital component of the local landscape, Law Lake Dam plays a crucial role in the region's water management and conservation efforts, highlighting the importance of proper maintenance and monitoring for sustainable usage.

With its tranquil waters and picturesque surroundings, Law Lake Dam serves as a valuable asset for the community of PATTONSBURG and the wider region. As water resource and climate enthusiasts continue to advocate for responsible stewardship of natural resources, the management and upkeep of Law Lake Dam will be essential to ensure its continued functionality and safety for both recreational enjoyment and water supply purposes.

Year Completed

1977

Dam Height

25

River Or Stream

TR-HICKORY CREEK

Primary Dam Type

Earth

Surface Area

5

Drainage Area

125

Nid Storage

67

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.