Dd No 22-A Reservoir Report

Last Updated: December 5, 2025

Dd No 22-A, located in Rice County, Kansas, is a local government-owned dam with a primary purpose of flood risk reduction.


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Summary

Standing at a height of 33 feet and a length of 1530 feet, this earth dam has a storage capacity of 908.1 acre-feet and a surface area of 30.91 acres. Despite its low hazard potential, the dam is regulated by the Kansas Department of Agriculture and undergoes regular inspections to ensure its safety and effectiveness in managing water resources in the area.

With a drainage area of 2.34 square miles and a maximum discharge of 33.4 cubic feet per second, Dd No 22-A plays a crucial role in mitigating the risk of flooding in the region. Although the dam's condition assessment is currently not rated, its moderate risk assessment suggests that there may be potential issues that need to be addressed in the future. As a key infrastructure for flood control, Dd No 22-A highlights the importance of proper management and maintenance of water resources to protect communities and the environment from the impacts of extreme weather events and climate change.

As water resource and climate enthusiasts, it is essential to recognize the significance of structures like Dd No 22-A in safeguarding against flood risks and ensuring the sustainable management of water systems. By understanding the regulatory framework, design specifications, and risk assessment associated with dams like Dd No 22-A, we can better appreciate the role of these structures in promoting resilience to climate-related challenges. As we continue to address the complexities of water resource management and climate adaptation, Dd No 22-A serves as a tangible example of how infrastructure plays a vital role in protecting our communities and natural landscapes.

Dam Length

1530

Dam Height

33

Primary Dam Type

Earth

Surface Area

30.91

Drainage Area

2.34

Nid Storage

908.1

Outlet Gates

None

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

33
       
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.