Limpert Dam Reservoir Report

Last Updated: December 6, 2025

Limpert Dam is a privately owned structure located in Harding, South Dakota, along the TR RED BUTTE CREEEK.


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Summary

Built in 2003 by USDA NRCS, this Earth dam stands at a height of 20 feet and has a length of 250 feet, providing a storage capacity of 62 acre-feet. With a low hazard potential and a moderate risk assessment rating of 3, the dam is state-regulated and regularly inspected by the DENR to ensure its safety and compliance with regulations.

Despite being uncontrolled, the dam features a 60-foot wide spillway and has a maximum discharge capacity of 810 cubic feet per second. The surrounding area has a drainage area of 1 square mile, making it crucial for regulating water flow and managing flood risk in the region. With its strategic location and design, Limpert Dam plays a vital role in water resource management and climate resilience efforts in South Dakota.

Managed by private owners, Limpert Dam serves as a key infrastructure for water storage and flood control, contributing to the overall water management system in the state. With its sturdy Earth construction and state oversight, the dam continues to fulfill its purpose of safeguarding the local community and surrounding areas from potential water-related risks. As climate change intensifies, structures like Limpert Dam are becoming increasingly important for ensuring water security and resilience in the face of evolving environmental challenges.

Year Completed

2003

Dam Length

250

Dam Height

20

River Or Stream

TR RED BUTTE CREEEK

Primary Dam Type

Earth

Hydraulic Height

20

Drainage Area

1

Nid Storage

62

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

20
       
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.