Frd No T-3 Reservoir Report

Last Updated: December 13, 2025

Frd No T-3, also known as the Walnut Creek Watershed Dam T 3, is a crucial infrastructure owned by the local government in Brown County, Kansas.


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Summary

Designed by the USDA NRCS and completed in 1965, this earth dam stands at a height of 32.2 feet and serves the primary purpose of flood risk reduction in the Terrapin Creek watershed. With a normal storage capacity of 89.3 acre-feet and a maximum discharge of 1933 cubic feet per second, this dam plays a critical role in managing water flow and mitigating potential flood hazards in the area.

Located in Morrill, Kansas, Frd No T-3 is regulated by the Kansas Department of Agriculture and undergoes regular inspections to ensure its structural integrity and performance. With a hazard potential rated as high and a condition assessment deemed fair, this dam presents a moderate risk level (3) for its surrounding community. Despite the absence of outlet gates, the dam features an uncontrolled spillway with a width of 100 feet. The local government remains committed to maintaining and managing this essential water resource to protect the residents and properties in the area from potential flooding events.

As water resource and climate enthusiasts, it is important to recognize the significance of infrastructure like Frd No T-3 in safeguarding communities against the impacts of extreme weather events. With its strategic location in the Walnut Creek Watershed and its effective flood risk reduction capabilities, this earth dam stands as a testament to the collaborative efforts between government agencies and designers like the USDA NRCS. By staying informed about the condition and management of dams like Frd No T-3, we can contribute to a more resilient and sustainable approach to water resource management in the face of changing climatic conditions.

Year Completed

1965

Dam Length

1292

Dam Height

32.2

River Or Stream

TERRAPIN CREEK

Primary Dam Type

Earth

Surface Area

16.5

Hydraulic Height

29

Drainage Area

2.72

Nid Storage

1030

Structural Height

34

Outlet Gates

None

Hazard Potential

High

Foundations

Unlisted/Unknown

Nid Height

34
       
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.