Frd No 30 Reservoir Report

Last Updated: December 6, 2025

Frd No 30, also known as Wakarusa Watershed District 35 Frd 30, is a vital local government-owned structure in Sibleyville, Kansas, designed by A&E and USDA SCS.


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Summary

This flood risk reduction dam, completed in 1979, stands at a height of 31 feet and has a hydraulic height of 30 feet. With a total length of 1670 feet and a storage capacity of 1323 acre-feet, Frd No 30 plays a crucial role in managing flood risks in the area, particularly along the Coal Creek-TR river or stream.

Located in Douglas County, Kansas, Frd No 30 is regulated by the Kansas Department of Agriculture and undergoes regular inspections and enforcement to ensure its effectiveness in flood risk reduction. The dam's low hazard potential and condition assessment of "Not Rated" reflect its overall stability and functionality. While it currently lacks certain emergency preparedness measures such as an Emergency Action Plan, the structure's design and construction by local government agencies highlight its importance in protecting the surrounding community from potential flood events.

As part of the Tulasa District under the US Army Corps of Engineers, Frd No 30 serves as a critical infrastructure for flood management in the region. Its primary purpose of flood risk reduction underscores the significance of water resource and climate management efforts in safeguarding communities and ecosystems against the impacts of extreme weather events. With its history of successful operation and ongoing regulatory oversight, Frd No 30 stands as a testament to the importance of proactive planning and investment in resilient water infrastructure.

Year Completed

1979

Dam Length

1670

Dam Height

31

River Or Stream

COAL CREEK-TR

Hydraulic Height

30

Nid Storage

1323

Structural Height

31

Outlet Gates

None

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

31
       
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.