Big Sand Watershed Structure Y-32-09a Dam Reservoir Report

Last Updated: December 6, 2025

The Big Sand Watershed Structure Y-32-09a Dam, also known as Bailey Dam, is a vital flood risk reduction infrastructure located in Carroll County, Mississippi.


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Summary

Built in 1966 by the USDA NRCS, this earth dam stands at a height of 37 feet and has a length of 2425 feet, providing storage capacity of 3693 acre-feet. The dam's primary purpose is flood risk reduction along the Little Sand Creek, with a hazard potential rated as high and an unsatisfactory condition assessment as of September 2020.

Managed by the local government and regulated by the Mississippi Department of Environmental Quality, the Big Sand Watershed Dam plays a crucial role in protecting the surrounding area from potential flooding events. Despite its age, the dam continues to serve its intended purpose, although regular inspections and maintenance are necessary to ensure its structural integrity. With a moderate risk assessment and a designated emergency action plan, this dam remains a key component in the region's water resource and climate management efforts.

As water resource and climate enthusiasts, it is essential to recognize the significance of structures like the Big Sand Watershed Dam in safeguarding communities from the impacts of extreme weather events. By understanding the dam's design, purpose, and current condition, stakeholders can work towards ensuring its continued functionality and resilience in the face of changing environmental conditions. Ultimately, the Big Sand Watershed Structure Y-32-09a Dam stands as a testament to the importance of sustainable water resource management and climate adaptation strategies in safeguarding our communities for the future.

Year Completed

1966

Dam Length

2425

Dam Height

37

River Or Stream

LITTLE SAND CREEK

Primary Dam Type

Earth

Surface Area

108

Drainage Area

7

Nid Storage

3693

Outlet Gates

Uncontrolled

Hazard Potential

High

Foundations

Soil

Nid Height

37
       
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.