Pelucia Watershed Structure Y-33a-26 Dam Reservoir Report

Last Updated: December 6, 2025

The Pelucia Watershed Structure Y-33a-26 Dam, also known as the Hines-Austell Dam, is a local government-owned earth dam located in Rising Sun, Mississippi.


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Summary

Built in 1969 by the USDA NRCS, this dam plays a crucial role in flood risk reduction for the TR- Pelucia Creek. With a height of 23 feet and a storage capacity of 83 acre-feet, this structure is regulated by the Mississippi Department of Environmental Quality and undergoes regular inspections and enforcement measures to ensure its safety and effectiveness.

The dam is classified as having a low hazard potential and a moderate risk assessment, with the primary purpose of flood risk reduction. It features an uncontrolled spillway and outlet gates, and is constructed as a buttress earth dam on a soil foundation. While its condition is currently not rated, the dam has not been modified since its completion and does not have associated structures. The Pelucia Watershed Structure Y-33a-26 Dam serves as a vital component of the water resource management infrastructure in Carroll County, Mississippi, providing protection against floods and contributing to the overall resilience of the region's water resources in the face of changing climate conditions.

Overall, the Pelucia Watershed Structure Y-33a-26 Dam stands as a testament to the importance of sustainable water resource management and climate adaptation efforts in ensuring the safety and well-being of local communities. As a key element in the flood risk reduction strategy for the TR- Pelucia Creek, this dam serves as a critical piece of infrastructure that helps mitigate the impacts of extreme weather events and contributes to the overall environmental resilience of the region. With its regulated status, regular inspections, and low hazard potential, the Pelucia Watershed Structure Y-33a-26 Dam exemplifies best practices in dam safety and management, highlighting the importance of proactive measures in safeguarding water resources and adapting to a changing climate landscape.

Year Completed

1969

Dam Height

23

River Or Stream

TR- PELUCIA CREEK

Primary Dam Type

Earth

Drainage Area

0.62

Nid Storage

83

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Soil

Nid Height

23
       
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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.