Frd No 30 Reservoir Report

Last Updated: December 16, 2025

Frd No 30, located in Nekoma, Kansas, is a locally owned earth dam designed by the USDA NRCS for flood risk reduction along Walnut Creek.


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Summary

Completed in 1985, this dam stands at a height of 29.2 feet and has a storage capacity of 1,510 acre-feet. With a low hazard potential and a moderate risk assessment, Frd No 30 plays a crucial role in mitigating flood risks in the area.

Managed by the Kansas Department of Agriculture, this dam is regulated, inspected, and enforced by state authorities to ensure its structural integrity and compliance with safety standards. The dam features an uncontrolled spillway with a width of 100 feet and has a maximum discharge capacity of 2,570 cubic feet per second. Despite not being rated for its condition assessment, Frd No 30 continues to serve its primary purpose effectively while also providing additional benefits such as water storage and recreational opportunities.

As a key infrastructure for flood risk reduction in Rush County, Kansas, Frd No 30 contributes to the protection of downstream communities and ecosystems. With its strategic location and design features, this earth dam remains a reliable asset in water resource management and climate resilience efforts. The collaboration between local government, state agencies, and federal designers underscores the importance of proactive measures in safeguarding against potential flooding events.

Year Completed

1985

Dam Length

1185

Dam Height

29.2

River Or Stream

WALNUT CREEK-TR

Primary Dam Type

Earth

Surface Area

28

Drainage Area

7.36

Nid Storage

1510

Outlet Gates

None

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

29
       
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.