Bevill Dam Reservoir Report

Last Updated: December 24, 2025

Bevill Dam, also known as Dickson Lake Dam, is a private-owned structure located in Philadelphia, Missouri, within Marion County.


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Summary

Completed in 1967, this Earth type dam stands at a height of 25 feet and serves the primary purpose of debris control along the TR North River. With a storage capacity of 54 acre-feet and a normal storage of 29 acre-feet, Bevill Dam covers a surface area of 4 acres and drains a 30-acre watershed.

Managed by the Rock Island District of the US Army Corps of Engineers, Bevill Dam has a low hazard potential and is currently rated as "Not Rated" in terms of condition assessment. Despite not being regulated or inspected by the state, the dam's emergency action plan status and risk assessment details remain unknown. With its location in a rural area and limited associated structures, Bevill Dam is a unique water resource feature that contributes to the local environment and community. For water resource and climate enthusiasts, Bevill Dam offers a fascinating glimpse into the world of private dam ownership and operation.

Year Completed

1967

Dam Height

25

River Or Stream

TR NORTH RIVER

Primary Dam Type

Earth

Surface Area

4

Drainage Area

30

Nid Storage

54

Structural Height

25

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

25
       
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.