C + A Lake Dam Reservoir Report

Last Updated: December 16, 2025

C + A Lake Dam, located in Audrain County, Missouri, was completed in 1919 and serves as a private earth dam with a height of 27 feet.


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Summary

The dam has a storage capacity of 563 acre-feet and covers a surface area of 39 acres, with a drainage area of 1869 acres. Despite being a non-federally regulated structure, the dam has a high hazard potential, making it essential for regular inspections and maintenance.

The primary purpose of C + A Lake Dam, as listed, is for "Other" uses. With a condition assessment of "Not Rated" and a hazard potential of "High," it is crucial for proper risk management measures to be in place. The dam's last inspection was conducted in October 1979, and there is a need for more frequent inspections to ensure the safety of the surrounding communities and water resources.

As a significant structure in the area, C + A Lake Dam plays a crucial role in water resource management, particularly in the South Fork Salt River watershed. With its historical significance and high hazard potential, it is imperative for the dam's owner to prioritize safety measures and ensure that the structure is regularly monitored and maintained to prevent any potential risks or emergencies.

Year Completed

1919

Dam Height

27

River Or Stream

TR-SOUTH FK SALT RIVER

Primary Dam Type

Earth

Surface Area

39

Drainage Area

1869

Nid Storage

563

Structural Height

27

Hazard Potential

High

Foundations

Unlisted/Unknown

Nid Height

27
       
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.