Jung Dam Reservoir Report

Last Updated: December 5, 2025

Jung Dam, located in Cheyenne, Nebraska, is a significant earth dam designed by the USDA NRCS and completed in 1962 for the primary purpose of flood risk reduction.


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Summary

This private-owned structure stands at a height of 24 feet and has a hydraulic height of 23 feet, with a structural height of 27 feet. With a storage capacity of 156 acre-feet and a drainage area of 1.5 square miles, Jung Dam plays a crucial role in managing water resources in the area and protecting the surrounding community from potential flooding events.

Managed by the Nebraska Department of Natural Resources, Jung Dam has been inspected regularly to ensure its structural integrity and safety. The dam has been assessed to be in satisfactory condition as of the last inspection in June 2018, with a significant hazard potential. The dam's location on TR-LODGEPOLE CREEK and its close proximity to POTTER make it a key element in the local water management system. As a vital infrastructure for flood risk reduction, Jung Dam highlights the importance of sustainable water resource management in the face of changing climate patterns.

With a drainage area of 1.5 square miles and a maximum discharge capacity of 387 cubic feet per second, Jung Dam serves as a critical structure in the Omaha District's water management system. The dam's earth design, stone core, and soil foundation contribute to its resilience and effectiveness in flood control. As climate change continues to impact water resources, structures like Jung Dam demonstrate the importance of proactive risk management and investment in infrastructure to ensure the safety and resilience of communities in the face of changing climate conditions.

Year Completed

1962

Dam Length

620

Dam Height

24

River Or Stream

TR-LODGEPOLE CREEK

Primary Dam Type

Earth

Surface Area

9

Hydraulic Height

23

Drainage Area

1.5

Nid Storage

156

Structural Height

27

Hazard Potential

Significant

Foundations

Soil

Nid Height

27
       
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.