Durgens Creek Watershed Dam Lts-105 Reservoir Report

Last Updated: December 19, 2025

Durgens Creek Watershed Dam Lts-105, located in Hannibal, Missouri, was constructed in 1981 by the USDA NRCS for the primary purpose of Grade Stabilization.


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Summary

This earth dam stands at a height of 27 feet and has a structural height of 28 feet, with a length of 340 feet. It has a maximum storage capacity of 52 acre-feet and covers a surface area of 4 acres, serving as a vital component in managing the drainage area of 83.2 square miles.

Despite being privately owned, this dam plays a crucial role in reducing the risk of flooding in the area, with a low hazard potential and a moderate risk assessment. It is equipped with an uncontrolled spillway and has a maximum discharge capacity of 125 cubic feet per second. While the dam itself is in good condition and has not been rated, its emergency action plan status and risk management measures are currently unspecified, indicating a need for further assessment and monitoring to ensure the safety and efficiency of this essential water resource infrastructure.

Overall, Durgens Creek Watershed Dam Lts-105 is a significant asset in the region, designed to stabilize grades and manage water flow in the surrounding area. With its strategic location and functionality, this dam contributes to the overall water resource management efforts in Lewis County, Missouri, highlighting the importance of maintaining and monitoring such infrastructure to mitigate potential risks and ensure long-term sustainability for the community and environment.

Year Completed

1981

Dam Length

340

Dam Height

27

River Or Stream

TR-DURGENS CREEK

Primary Dam Type

Earth

Surface Area

4

Hydraulic Height

27

Drainage Area

83.2

Nid Storage

52

Structural Height

28

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

28
       
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.