Frd No 18 Reservoir Report

Last Updated: December 6, 2025

Frd No 18, also known as Frog Creek Watershed Dam 18, is a vital structure in Coffey County, Kansas, designed by the USDA NRCS to serve the primary purpose of flood risk reduction.


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Summary

Completed in 1964, this earth dam stands at a height of 35 feet and has a hydraulic height of 32 feet, providing a storage capacity of 1015 acre-feet to mitigate potential flooding in the area. Situated on Frog Creek-TR, this dam has a low hazard potential and has not been rated for its condition assessment.

Managed by the local government and regulated by the Kansas Department of Agriculture, Frd No 18 plays a crucial role in safeguarding the surrounding community from flood risks. Despite its moderate risk assessment, this dam has not been inspected or assessed for its emergency action plan preparedness or adherence to guidelines. With a spillway width of 40 feet and a surface area of 20.75 acres, this structure remains an essential component of the region's water resource infrastructure, contributing to the overall climate resilience of the area.

Year Completed

1964

Dam Height

35

River Or Stream

FROG CREEK-TR

Primary Dam Type

Earth

Surface Area

20.75

Hydraulic Height

32

Nid Storage

1015

Structural Height

35

Outlet Gates

None

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

35
       
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.