Vandament Dam Reservoir Report

Last Updated: December 6, 2025

Vandament Dam, located in Edison, Nebraska, is a privately owned structure that serves multiple purposes, including flood risk reduction.


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Summary

Completed in 1980, this earth dam stands at a height of 18.5 feet and has a storage capacity of 99.7 acre-feet. Situated on Little Antelope Creek, the dam plays a crucial role in managing water resources in the area while also supporting other activities like irrigation or recreational use.

Managed by the Nebraska Department of Natural Resources, Vandament Dam is classified as having a low hazard potential and is not currently rated for its condition. Despite its age, the dam undergoes regular inspections every 5 years to ensure its structural integrity and safety. The surrounding area benefits from the flood protection provided by the dam, showcasing the importance of such infrastructure in mitigating the impacts of extreme weather events and climate change on water resources.

Congressional District 03, represented by Adrian Smith, oversees Vandament Dam, highlighting the collaboration between local authorities and federal agencies in maintaining and regulating this vital piece of infrastructure. With its stone core and soil foundation, the dam stands as a testament to sustainable water management practices in Nebraska, where water resource and climate enthusiasts can appreciate the role of dams in ensuring the resilience of communities against natural disasters and environmental challenges.

Year Completed

1980

Dam Length

230

Dam Height

18.5

River Or Stream

LITTLE ANTELOPE CREEK

Primary Dam Type

Earth

Surface Area

3.3

Hydraulic Height

14.3

Drainage Area

1.12

Nid Storage

99.7

Structural Height

18.5

Hazard Potential

Low

Foundations

Soil

Nid Height

19
       
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.