Brown Lake Dam Reservoir Report

Last Updated: December 17, 2025

Brown Lake Dam, located in Mineola, Missouri, serves as a crucial water resource for irrigation purposes along the TR-Loutre River.


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Summary

Owned privately, this earth dam stands at a height of 32 feet and has a storage capacity of 428 acre-feet. With a hazard potential rated as low and a condition assessment marked as "Not Rated", the dam provides a reliable source of water for agricultural use in the surrounding area.

Although the dam primarily caters to irrigation needs, it also offers recreational opportunities to the local community. With a surface area of 25 acres and a drainage area of 230 acres, Brown Lake Dam supports a diverse ecosystem and provides a picturesque setting for outdoor activities. Managed by the St. Louis District of the US Army Corps of Engineers, the dam maintains a stable condition to ensure the safety and sustainability of its operations for both water resource and climate enthusiasts alike.

As a significant infrastructure in the region, Brown Lake Dam plays a vital role in water management and environmental conservation efforts. While it has not been inspected recently and lacks certain regulatory measures, the dam continues to stand as a reliable resource for irrigation and recreation. With its low hazard potential and unblemished safety record, Brown Lake Dam stands as a testament to the importance of sustainable water resource management in the face of changing climate conditions.

Dam Height

32

River Or Stream

TR-LOUTRE RIVER

Primary Dam Type

Earth

Surface Area

25

Drainage Area

230

Nid Storage

428

Structural Height

32

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

32
       
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.