Eagle Creek Dam Reservoir Report

Last Updated: December 12, 2025

Eagle Creek Dam, located in Niobrara, Nebraska, is a privately owned structure designed for fire protection, stock, or small fish pond purposes.


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Summary

Completed in 1973, this earth dam stands at a height of 18.8 feet and stretches 1120 feet in length. With a storage capacity of 791 acre-feet and a surface area of 45 acres, Eagle Creek Dam serves as a vital resource for water management in the region.

Managed by the Nebraska Department of Natural Resources, Eagle Creek Dam has a low hazard potential and is deemed to be in satisfactory condition as of the last inspection in May 2019. With a drainage area of 9.8 square miles and a maximum discharge of 1614 cubic feet per second, this dam plays a crucial role in flood control and water supply for the surrounding area. Despite its age, Eagle Creek Dam continues to fulfill its intended purposes effectively.

As a key component of the local water infrastructure, Eagle Creek Dam contributes to the overall resilience of the region against water-related challenges. Its strategic location on the TR-Mid Br Eagle Creek and its regulated status underline its importance in safeguarding the environment and supporting sustainable water resource management efforts. With ongoing inspections and maintenance, Eagle Creek Dam remains a reliable asset for the community, providing essential services for fire protection, agriculture, and conservation purposes.

Year Completed

1973

Dam Length

1120

Dam Height

18.8

River Or Stream

TR-MID BR EAGLE CREEK

Primary Dam Type

Earth

Surface Area

45

Hydraulic Height

18.8

Drainage Area

9.8

Nid Storage

791

Structural Height

18.8

Hazard Potential

Low

Foundations

Soil

Nid Height

19
       
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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.