Weiss Road Dam Reservoir Report

Last Updated: December 6, 2025

Located in McCool Junction, Nebraska, the Weiss Road Dam serves as a critical infrastructure for flood risk reduction along the TR-W FK BIG BLUE RIVER.


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Summary

Built in 1979, this earth dam stands at a height of 19 feet, with a hydraulic height of 15 feet and a length of 600 feet. It has a storage capacity of 106 acre-feet, providing essential protection to the surrounding area.

Managed by the local government and regulated by the Nebraska Department of Natural Resources, the Weiss Road Dam has been deemed to be in satisfactory condition as of the last inspection in April 2018. With a drainage area of 0.6 square miles and a maximum discharge of 34 cubic feet per second, the dam plays a crucial role in safeguarding the community from potential flooding events. As climate change continues to impact water resources, the Weiss Road Dam stands as a vital structure in mitigating flood risks and ensuring the safety of residents in York County.

Designed by Leland Jackson of the USDA NRCS, the Weiss Road Dam exemplifies the collaborative efforts between government agencies and local communities to address the challenges posed by climate change. With its primary purpose of flood risk reduction, this earth dam continues to be a cornerstone in water resource management and climate resilience efforts in the region.

Year Completed

1979

Dam Length

600

Dam Height

19

River Or Stream

TR-W FK BIG BLUE RIVER

Primary Dam Type

Earth

Surface Area

7

Hydraulic Height

15

Drainage Area

0.6

Nid Storage

106

Structural Height

19

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.