Road 722 County Dam Reservoir Report

Last Updated: December 5, 2025

Located in Red Willow County, Nebraska, the Road 722 County Dam stands as a crucial piece of infrastructure for flood risk reduction along the Stevenson Canyon.


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Summary

Built in 1970, this earth dam with a stone core spans 400 feet in length and reaches a height of 13 feet, providing a storage capacity of 100.8 acre-feet. With a normal storage capacity of 17.9 acre-feet and a surface area of 5.9 acres, this dam plays a vital role in protecting the surrounding area from potential flooding events.

Managed by the local government and regulated by the Nebraska Department of Natural Resources, the Road 722 County Dam has a low hazard potential and has not been rated for its condition as of the last inspection in June 2018. Despite its age, the dam remains a key component of the flood risk reduction strategy in the region, demonstrating the importance of maintaining and monitoring such critical infrastructure. With its strategic location and design, the Road 722 County Dam serves as a testament to the ongoing efforts to safeguard water resources and mitigate the impacts of climate change in the area.

As climate change continues to pose challenges for water resource management, the Road 722 County Dam exemplifies the proactive approach taken to address potential flood risks in the region. With a focus on safety and functionality, this dam showcases the importance of effective infrastructure in enhancing resilience to extreme weather events. By maintaining regular inspections and upholding regulatory standards, the Road 722 County Dam plays a vital role in protecting local communities and ecosystems from the impacts of flooding, highlighting the intersection of water resource management and climate adaptation efforts in Nebraska's Red Willow County.

Year Completed

1970

Dam Length

400

Dam Height

13

River Or Stream

STEVENSON CANYON

Primary Dam Type

Earth

Surface Area

5.9

Hydraulic Height

13

Drainage Area

14.1

Nid Storage

100.8

Structural Height

13

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.