Murray Creek Ws Str Y-13a-5 Dam Reservoir Report

Last Updated: December 5, 2025

Murray Creek WS Str Y-13a-5 Dam, also known as Y-13a-5, is a key structure in Lafayette, Mississippi, designed by the USDA NRCS to manage flood risk along the TR-Murray Creek.


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Summary

Completed in 1974, this earth dam stands at a height of 24 feet and spans 375 feet in length, with a storage capacity of 181 acre-feet to mitigate potential flooding in the area. The dam's primary purpose is flood risk reduction, serving as a critical infrastructure managed by the local government.

Despite its significance in safeguarding the region from potential inundation, Murray Creek WS Str Y-13a-5 Dam is currently assessed to be in poor condition with a high hazard potential. The inspection frequency is set at 5 years, and the last assessment in 2019 revealed the dam's inadequate state. The dam's emergency action plan and risk management measures are under scrutiny to ensure the safety of residents and properties in case of a breach. With a moderate risk rating, efforts are being made to address the dam's structural deficiencies and enhance its resilience in the face of changing climate patterns.

As water resource and climate enthusiasts, understanding the operational challenges and maintenance requirements of Murray Creek WS Str Y-13a-5 Dam is crucial for supporting sustainable water management practices in the region. Collaborative efforts between regulatory agencies, local authorities, and the community are essential to ensure the dam's functionality and effectiveness in mitigating flood risks, especially in the face of increasing climate variability. By staying informed and engaged in the maintenance and improvement of critical infrastructure like Y-13a-5, we can contribute to building climate-resilient communities and safeguarding water resources for future generations.

Year Completed

1974

Dam Length

375

Dam Height

24

River Or Stream

TR- MURRY CREEK

Primary Dam Type

Earth

Surface Area

6

Drainage Area

0.65

Nid Storage

181

Outlet Gates

Uncontrolled

Hazard Potential

High

Foundations

Soil

Nid Height

24
       
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.