Brushy Bayou Dam Reservoir Report

Last Updated: January 12, 2026

Brushy Bayou Dam in Louisiana, completed in 1958, serves as a recreational spot for water enthusiasts in the area.


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Summary

Thought to be designed by the Louisiana Department of Public Works, this earth-type dam with a height of 20 feet and a length of 275 feet holds a storage capacity of 2839 acre-feet. The dam is situated on Brushy Bayou, contributing to a surface area of 364 acres and a drainage area of 36.17 square miles.

Managed by the local government, specifically the Louisiana Department of Transportation and Development, the dam is regulated, permitted, inspected, and enforced by state authorities, ensuring its safety and functionality. With a low hazard potential and fair condition assessment, the dam poses a moderate risk level, prompting the need for ongoing risk management measures. Despite its modest risk, the dam provides a valuable recreational outlet for the community and stands as a testament to engineering prowess in water resource management.

Brushy Bayou Dam stands as a picturesque structure in Madison, Louisiana, offering a serene environment for visitors to enjoy outdoor activities. With its uncontrolled spillway and moderate storage capacity, the dam continues to play a vital role in water resource management and climate resilience in the region. Whether for fishing, boating, or simply admiring the natural beauty of Brushy Bayou, this dam remains a focal point for water and climate enthusiasts seeking solace in nature.

Year Completed

1958

Dam Length

275

Dam Height

20

River Or Stream

BRUSHY BAYOU

Primary Dam Type

Earth

Surface Area

364

Hydraulic Height

13

Drainage Area

36.17

Nid Storage

2839

Structural Height

20

Hazard Potential

Low

Foundations

Soil

Nid Height

20
       
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.
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