Herman Kaubish Dam Reservoir Report

Last Updated: December 6, 2025

Herman Kaubish Dam, located in Perkins, South Dakota, is a privately owned earth dam built in 1960 across the TR-Moreau River.


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Summary

With a height of 21 feet and a storage capacity of 166 acre-feet, this low hazard dam serves the primary purpose of water resource management in the region. Managed by the Natural Resources Conservation Service, the dam is state-regulated and undergoes regular inspections to ensure its safety and functionality.

Despite its low hazard potential and current "Not Rated" condition assessment, Herman Kaubish Dam plays a crucial role in managing water resources in the area. The dam has a maximum discharge capacity of 50 cubic feet per second and a drainage area of 2 square miles. With a normal storage capacity of 104 acre-feet, the dam is designed to mitigate flooding risks and provide water supply for various uses in the region.

Although the dam has not been modified since its construction, it remains an essential structure for water management in Perkins County. As a key component of the local infrastructure, Herman Kaubish Dam is a testament to the importance of sustainable water resource management and climate resilience in the face of changing environmental conditions.

Year Completed

1960

Dam Length

800

Dam Height

21

River Or Stream

TR-MOREAU RIVER

Primary Dam Type

Earth

Hydraulic Height

19

Drainage Area

2

Nid Storage

166

Hazard Potential

Low

Nid Height

21
       
Seasonal Comparison

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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.