Elloybuf One Dam Reservoir Report

Last Updated: December 6, 2025

Elloybuf One Dam, located in Warren, Mississippi, serves as a crucial structure for debris control along the UNT of Paces Bayou.


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Summary

This earth dam, with a height of 30 feet and a hydraulic height of 28 feet, was designed primarily for debris control purposes. With a low hazard potential and a moderate risk assessment rating, the dam provides added protection to the surrounding areas while also ensuring proper drainage and water management within its 0.1 square mile drainage area.

Managed by the local government and regulated by the Mississippi Department of Environmental Quality, Elloybuf One Dam is a vital asset in maintaining the ecological balance and water quality of the region. With a normal storage capacity of 41 acre-feet and a maximum discharge of 417 cubic feet per second, the dam plays a significant role in flood control and water resource management. Despite not being rated for its condition assessment, Elloybuf One Dam continues to stand as a reliable structure with a strong focus on safety and environmental conservation.

As climate change continues to impact water resources and weather patterns, structures like Elloybuf One Dam become increasingly important for safeguarding communities against potential hazards. With its uncontrolled spillway and a surface area of 4 acres, the dam represents a critical piece of infrastructure that not only protects against debris but also helps mitigate the risks associated with extreme weather events. As enthusiasts of water resources and climate resilience, the significance of Elloybuf One Dam lies in its ability to strike a balance between natural resource conservation and human safety, making it an essential component of sustainable water management in the region.

Dam Length

220

Dam Height

30

River Or Stream

UNT OF PACES BAYOU

Primary Dam Type

Earth

Surface Area

4

Hydraulic Height

28

Drainage Area

0.1

Nid Storage

46

Structural Height

35

Hazard Potential

Low

Nid Height

35
       
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.