Judy Dam 1417 Reservoir Report

Last Updated: December 12, 2025

Judy Dam 1417, located in Dawson, Nebraska, serves multiple purposes including fire protection, stock, and small fish pond management.


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Summary

This private earth dam, completed in 1950, stands at a height of 13.2 feet and has a storage capacity of 60.9 acre-feet, with a normal storage level of 40.1 acre-feet. The dam spans 221 feet in length and covers a surface area of 7.12 acres, with a drainage area of 0.63 square miles.

Managed by the Nebraska Department of Natural Resources (NE DNR), Judy Dam 1417 boasts a low hazard potential and has not been rated for its condition assessment as of the last inspection in November 2020. The dam is regularly inspected with a frequency of 10 years to ensure its structural integrity and compliance with state regulations. While the dam does not have a designated Emergency Action Plan (EAP) or updated inundation maps, it remains a vital water resource for the local community, contributing to irrigation, livestock management, and fire protection in the region.

With its strategic location on the TR-Wood River and its critical role in water management, Judy Dam 1417 stands as a testament to the importance of sustainable water resource infrastructure in Nebraska. As climate change continues to impact water availability and quality, the careful monitoring and maintenance of dams like Judy Dam 1417 are essential for ensuring water security and resilience in the face of evolving environmental challenges.

Year Completed

1950

Dam Length

221

Dam Height

13.2

River Or Stream

TR-WOOD RIVER

Primary Dam Type

Earth

Surface Area

7.12

Hydraulic Height

13.2

Drainage Area

0.63

Nid Storage

60.9

Structural Height

13.2

Hazard Potential

Low

Foundations

Soil

Nid Height

13
       
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.