International Speedway Reservoir Report

Last Updated: December 7, 2025

International Speedway in Wyandotte, Kansas, is a state-owned earth dam with a primary purpose of flood risk reduction on the Little Turkey Creek-TR.


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Summary

The dam stands at 35 feet high and spans 373 feet in length, providing a storage capacity of 280 acre-feet. With a high hazard potential and poor condition assessment, this structure is in need of regular inspection and maintenance to ensure its continued effectiveness in mitigating flood risks in the region.

Managed by the Kansas Department of Agriculture, this dam falls under state jurisdiction and is regulated, permitted, inspected, and enforced by the state agency. While the dam has a moderate risk assessment rating, with a spillway width of 40 feet and a maximum discharge of 1157.2 cubic feet per second, it plays a crucial role in protecting the surrounding area from potential flooding events. Located in a strategic position within the Kansas City District, the dam serves as a key infrastructure asset in the region's water resource and climate management strategy.

As water resource and climate enthusiasts monitor the evolving landscape of dam safety and flood risk management, International Speedway stands as a notable structure in the efforts to safeguard communities and infrastructure from the impacts of extreme weather events. With its high hazard potential and poor condition assessment, the dam serves as a reminder of the ongoing need for investment and attention to ensure the resilience of water infrastructure in the face of changing climate conditions and increasing risks of flooding.

Dam Length

373

Dam Height

35

River Or Stream

LITTLE TURKEY CREEK-TR

Primary Dam Type

Earth

Surface Area

0.02

Drainage Area

0.84

Nid Storage

280

Outlet Gates

None

Hazard Potential

High

Foundations

Unlisted/Unknown

Nid Height

35
       
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.
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