Larry Briedwell Dam Reservoir Report

Last Updated: December 8, 2025

Larry Briedwell Dam, located in Schuyler County, Missouri, is a privately owned structure designed by the USDA NRCS and completed in the year 2000.


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Summary

This earth dam stands at a height of 26 feet with a hydraulic height of 24 feet and a structural height of 31 feet, serving purposes such as fire protection, stock, and small fish pond.

With a storage capacity of 25 acre-feet and a drainage area of 64 square miles, Larry Briedwell Dam on TR-Elm Creek features an uncontrolled spillway with a width of 10 feet. Despite its low hazard potential, the dam is considered to have a moderate risk level based on a rating of 3. The dam has not been rated for condition assessment and has not had an inspection since November 2000.

The dam does not have any associated structures or outlet gates, and its primary source agency is the state of Missouri. While the dam is not regulated or inspected by any state agency, it is under the jurisdiction of the Rock Island District of the USACE. With its strategic location and purposeful design, Larry Briedwell Dam plays a vital role in water resource management for the surrounding area, ensuring reliable water supply for various uses.

Year Completed

2000

Dam Length

340

Dam Height

26

River Or Stream

TR-ELM CREEK

Primary Dam Type

Earth

Surface Area

4

Hydraulic Height

24

Drainage Area

64

Nid Storage

25

Structural Height

31

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

31
       
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.