Cedar Lake Dam Reservoir Report

Last Updated: December 6, 2025

Cedar Lake Dam, located in Whitewater, Missouri, was completed in 1972 and serves primarily for recreational purposes.


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Summary

Owned privately, this earth dam stands at a height of 30 feet and has a storage capacity of 96 acre-feet, with a normal storage level of 60 acre-feet. Situated along the TR-WHITEWATER RIVER, this dam has a low hazard potential and is currently rated as "Not Rated" in terms of condition assessment.

The dam, with a surface area of 6 acres and draining a 395-acre watershed, is under the jurisdiction of the St. Louis District of the US Army Corps of Engineers. Although not regulated by the state, Cedar Lake Dam undergoes regular inspections, with its last assessment date unspecified. Despite lacking an Emergency Action Plan (EAP), the dam is considered to meet safety guidelines and has not required any risk management measures to be implemented.

With its tranquil location and recreational purpose, Cedar Lake Dam provides a picturesque setting for water resource and climate enthusiasts to enjoy. Its low hazard potential and unregulated state status make it a safe and inviting destination for those seeking outdoor activities in the Cape Girardeau County region of Missouri.

Year Completed

1972

Dam Height

30

River Or Stream

TR-WHITEWATER RIVER

Primary Dam Type

Earth

Surface Area

6

Drainage Area

395

Nid Storage

96

Structural Height

30

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

30
       
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.