Dd No 4 (Martin) Reservoir Report

Last Updated: December 6, 2025

Dd No 4 (Martin) is a dam located in Coffey County, Kansas, along the Big Creek-TR.


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Summary

Owned by the local government and regulated by the Kansas Department of Agriculture, this earth dam was completed in 1982 for flood risk reduction purposes. Standing at a height of 19 feet and stretching 720 feet in length, Dd No 4 (Martin) has a storage capacity of 706.94 acre-feet and a normal storage volume of 52.88 acre-feet.

With a low hazard potential and a moderate risk assessment rating, Dd No 4 (Martin) has not been rated for its condition assessment. The dam has a spillway width of 40 feet and a maximum discharge capacity of 1543 cubic feet per second. Although it lacks outlet gates, the dam is inspected regularly by the state regulatory agency to ensure its safety and effectiveness in flood risk reduction. While the dam has not been modified in recent years, it serves as a vital infrastructure for managing water resources in the region and protecting the surrounding communities from potential flooding events.

Overall, Dd No 4 (Martin) plays a crucial role in reducing flood risks in Coffey County, Kansas, and is a key component of the local water resource infrastructure. With its modest size and capacity, the dam continues to be an important asset for the community, ensuring the safety and well-being of residents living along the Big Creek-TR. As climate change continues to impact water resources and weather patterns, the maintenance and monitoring of dams like Dd No 4 (Martin) become increasingly essential for sustainable water management and climate resilience efforts in the region.

Year Completed

1982

Dam Length

720

Dam Height

19

River Or Stream

BIG CREEK-TR

Primary Dam Type

Earth

Surface Area

15.98

Drainage Area

0.75

Nid Storage

706.94

Outlet Gates

None

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

19
       
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.