Dll Farms Dam Reservoir Report

Last Updated: December 6, 2025

Dll Farms Dam, located in Holbrook, Nebraska, along the TR-Deer Creek river, serves as a crucial structure for flood risk reduction in the region.


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Summary

Built in 1960, this private-owned Earth dam stands at a height of 23.4 feet and has a storage capacity of 106.6 acre-feet, providing essential flood control measures for the surrounding area. Despite being classified as having a low hazard potential, the dam is currently in poor condition, as per the last inspection conducted in April 2020.

Managed by the Nebraska Department of Natural Resources, Dll Farms Dam is subject to state regulation, inspection, and enforcement, ensuring its structural integrity and compliance with safety standards. The dam's primary purpose is flood risk reduction, with a focus on protecting the local community from potential water-related disasters. With a drainage area of 0.55 square miles and a normal storage capacity of 16.8 acre-feet, this dam plays a significant role in managing water resources and mitigating the impact of extreme weather events in the area.

Situated in Frontier County, Nebraska, within the Omaha District, Dll Farms Dam is overseen by the local authorities and maintained to meet the required safety standards. As water resource and climate enthusiasts, understanding the importance of such infrastructure in safeguarding communities against flooding and ensuring sustainable water management is crucial. Despite its current poor condition, efforts are likely underway to address any structural concerns and enhance the dam's functionality to continue serving its vital role in protecting the region from flood risks.

Year Completed

1960

Dam Length

300

Dam Height

23.4

River Or Stream

TR-DEER CREEK

Primary Dam Type

Earth

Surface Area

4.9

Hydraulic Height

23.4

Drainage Area

0.55

Nid Storage

106.6

Structural Height

23.4

Hazard Potential

Low

Foundations

Soil

Nid Height

23
       
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.