Hitz Lake Dam Reservoir Report

Last Updated: December 17, 2025

Hitz Lake Dam, located in St.


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Summary

Charles, Missouri, was completed in 1971 and serves as a crucial structure for flood risk reduction along TR-McCoy Creek. Owned privately, this earth dam stands at a height of 25 feet and has a storage capacity of 107 acre-feet. While primarily built for flood risk reduction, the dam also offers recreational opportunities for enthusiasts in the surrounding area.

Despite its low hazard potential, Hitz Lake Dam has not been rated for its condition assessment. The dam has not undergone recent inspections, and there is no emergency action plan in place. However, its location in the Kansas City District underlines its importance in water resource management in the region. With a drainage area of 130 square miles and a normal storage capacity of 65 acre-feet, this dam plays a vital role in mitigating flood risks and ensuring water resource sustainability in the area.

Water resource and climate enthusiasts will find Hitz Lake Dam to be a fascinating structure, not only for its engineering aspects but also for its significance in flood risk reduction efforts. While the dam's condition assessment is currently not rated, its primary purpose of flood risk reduction underscores its importance in ensuring the safety and well-being of the surrounding communities. As a key feature in the water management infrastructure of St. Charles, Missouri, Hitz Lake Dam stands as a testament to the crucial role of dams in safeguarding against natural disasters and ensuring sustainable water resource management.

Year Completed

1971

Dam Height

25

River Or Stream

TR-MCCOY CREEK

Primary Dam Type

Earth

Surface Area

8

Drainage Area

130

Nid Storage

107

Structural Height

25

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

25
       
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.