International Airport Dam Reservoir Report

Last Updated: December 13, 2025

The International Airport Dam in Platte City, Missouri, designed by BURNS AND MCDONNELL and completed in 1971, serves as a crucial flood risk reduction structure on the TR TODD CREEK.


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Summary

With a height of 45 feet and a length of 950 feet, this earth dam provides essential protection to the surrounding area, holding a maximum storage capacity of 1670 acre-feet and a normal storage capacity of 965 acre-feet. The dam features an uncontrolled spillway with a width of 36 feet and is inspected every 3 years to ensure its satisfactory condition.

Situated in a high hazard potential area, the International Airport Dam is regulated, permitted, and inspected by the DAM AND RESERVOIR SAFETY PROG in Missouri. The dam's primary purpose is flood risk reduction, with its stone core and soil foundation contributing to its structural integrity. Although the dam has a moderate risk assessment rating, its emergency action plan remains unprepared as of the latest data update in 2012. With its critical role in protecting the community from potential flooding events, the International Airport Dam stands as a vital infrastructure asset in Platte City, Missouri.

Year Completed

1971

Dam Length

950

Dam Height

45

River Or Stream

TR TODD CREEK

Primary Dam Type

Earth

Surface Area

65

Drainage Area

1468

Nid Storage

1670

Structural Height

45

Outlet Gates

Slide (sluice gate)

Hazard Potential

High

Foundations

Soil

Nid Height

45
       
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.