Limpp Lake Dam Reservoir Report

Last Updated: December 6, 2025

Limpp Lake Dam, located in Union Star, Missouri, is a state-owned earth dam built in 1960 for recreational purposes.


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Summary

Standing at a height of 25 feet, the dam has a storage capacity of 374 acre-feet and covers a surface area of 28 acres. The dam is situated on the TR-Third Fork Platte River within the Gentry County, Missouri, and is managed by the Rock Island District of the US Army Corps of Engineers.

Despite its high hazard potential, Limpp Lake Dam has not been rated for its condition assessment. The dam does not fall under state regulations for inspection, permitting, or enforcement, highlighting the need for comprehensive risk management measures to ensure the safety and integrity of the structure. With no emergency action plan in place and limited information on its maintenance history, stakeholders and water resource enthusiasts should advocate for regular inspections and assessments to mitigate potential risks associated with the dam.

As a popular recreational spot, Limpp Lake Dam serves as a vital water resource for the local community and visitors alike. Its serene surroundings and ample storage capacity make it an ideal location for fishing, boating, and other outdoor activities. However, continued monitoring and maintenance are crucial to safeguarding the dam's functionality and preventing any potential hazards that could arise from its aging infrastructure.

Year Completed

1960

Dam Height

25

River Or Stream

TR-THIRD FORK PLATTE RIVER

Primary Dam Type

Earth

Surface Area

28

Drainage Area

600

Nid Storage

374

Structural Height

25

Hazard Potential

High

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.