Tippah River Watershed Structure Lt-7-11 Dam Reservoir Report

Last Updated: December 6, 2025

The Tippah River Watershed Structure Lt-7-11 Dam, located in Benton, Mississippi, was completed in 1963 with a primary purpose of flood risk reduction.


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Summary

This earth dam, designed by USDA NRCS, has a height of 31 feet and a storage capacity of 1678 acre-feet. It is regulated by the Mississippi Department of Environmental Quality and is inspected, permitted, and enforced by state agencies.

The dam, situated on the TR- Tippah River, has a low hazard potential and is currently rated as "Not Rated" in terms of condition assessment. Despite its moderate risk level, the dam serves an important role in mitigating flood risks in the area. The structure is not under the jurisdiction of the US Army Corps of Engineers and has uncontrolled spillways and outlet gates.

For water resource and climate enthusiasts, the Tippah River Watershed Structure Lt-7-11 Dam presents a fascinating case study in local government ownership and management of critical infrastructure. With its historical significance and ongoing regulatory oversight, this dam serves as a reminder of the importance of maintaining and monitoring our water resources in the face of changing climate conditions.

Year Completed

1963

Dam Height

31

River Or Stream

TR- TIPPAH RIVER

Primary Dam Type

Earth

Drainage Area

3.49

Nid Storage

1678

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Soil

Nid Height

31
       
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.