Durgens Creek Watershed Dam Lts-120 Reservoir Report

Last Updated: December 19, 2025

Located in Lewis County, Missouri, the Durgens Creek Watershed Dam Lts-120 is a private earth dam designed by USDA NRCS for grade stabilization along TR-Durgens Creek.


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Summary

Completed in 1981, this dam stands at a height of 30 feet with a maximum storage capacity of 62 acre-feet and a normal storage of 42 acre-feet. Covering a surface area of 6 acres and draining an area of approximately 49.92 square miles, this dam plays a crucial role in managing water resources in the region.

With a low hazard potential and a moderate risk assessment rating, the Durgens Creek Watershed Dam Lts-120 serves as an essential infrastructure for flood control and water management. Despite not being state regulated or inspected, this dam continues to effectively fulfill its primary purpose of grade stabilization. With a spillway type of 'Uncontrolled' and a spillway width of 12 feet, this dam ensures the safe discharge of water during high flow events, contributing to the overall resilience of the watershed.

Although the dam's condition assessment is listed as 'Not Rated', the Durgens Creek Watershed Dam Lts-120 remains a critical structure in the region's water resource management system. As a key component in the overall risk management strategy for the area, this dam highlights the importance of proactive infrastructure investments in safeguarding against climate-related challenges and ensuring sustainable water resource management for future generations.

Year Completed

1981

Dam Length

260

Dam Height

30

River Or Stream

TR-DURGENS CREEK

Primary Dam Type

Earth

Surface Area

6

Hydraulic Height

30

Drainage Area

49.92

Nid Storage

62

Structural Height

32

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

32
       
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.