Lake Hargis Dam Reservoir Report

Last Updated: December 5, 2025

Lake Hargis Dam, located in the picturesque Mt.


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Summary

Signal Community in Shelby, Alabama, was completed in 1955 and serves as a vital water resource for the region. This private dam, with a hydraulic height of 22 feet and a structural height of 23 feet, provides recreation opportunities and maintains a storage capacity of 106 acre-feet. The dam, situated on the TR-Little Creek river, has a significant hazard potential and is currently not rated for its condition.

Despite not being regulated by the state, Lake Hargis Dam plays a crucial role in managing water flow and providing a safe environment for recreational activities. With a maximum discharge capacity of 100 cubic feet per second, the dam ensures the safety and well-being of the surrounding community. The dam's unique design and purpose make it a noteworthy landmark in the area, attracting water resource and climate enthusiasts interested in exploring its impact on the local ecosystem.

While further assessments and inspections are needed to evaluate its condition and potential risks, Lake Hargis Dam remains a key feature in the region's water management infrastructure. As water resource enthusiasts continue to study and appreciate the dam's role in maintaining a balance between recreation and conservation, its significance in the larger context of climate resilience and resource management becomes increasingly apparent.

Year Completed

1955

Dam Length

100

River Or Stream

TR-LITTLE CREEK

Primary Dam Type

Other

Hydraulic Height

22

Nid Storage

106

Structural Height

23

Hazard Potential

Significant

Nid Height

23
       
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.