Leisure Lake Dam-East Reservoir Report

Last Updated: December 14, 2025

Leisure Lake Dam-East, situated in Callaway County, Missouri, is a privately-owned structure with a primary purpose of recreation.


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Summary

This earth dam, with a structural height of 25 feet, holds a storage capacity of 94 acre-feet and covers an area of 7 acres. The dam overlooks the TR-AUXVASSE CREEK and is under the jurisdiction of the St. Louis District of the US Army Corps of Engineers. Despite being classified as having a low hazard potential, the condition of the dam is currently not rated.

While the dam has not been inspected recently and lacks an Emergency Action Plan (EAP), it remains a key feature for leisure activities in the Portland area. With a normal storage capacity of 70 acre-feet and a drainage area of 49 square miles, the dam provides a picturesque setting for outdoor enthusiasts and nature lovers. The surrounding county of Callaway, known for its scenic beauty and diverse wildlife, further enhances the appeal of Leisure Lake Dam-East for visitors seeking a peaceful retreat in the heart of Missouri.

Despite its unlisted construction date and limited data available on its design, Leisure Lake Dam-East stands as a testament to the importance of water resources in supporting recreational activities and environmental conservation efforts. As water resource and climate enthusiasts explore the region, the dam serves as a reminder of the delicate balance between human enjoyment and the preservation of natural ecosystems in the face of changing weather patterns and environmental challenges.

Dam Height

25

River Or Stream

TR-AUXVASSE CREEK

Primary Dam Type

Earth

Surface Area

7

Drainage Area

49

Nid Storage

94

Structural Height

25

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

25
       
Seasonal Comparison

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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.