Mccasland And Schiller 4 Reservoir Report

Last Updated: December 6, 2025

Mccasland and Schiller 4 is a privately owned dam located in Meade, South Dakota, along the TR CHEYENNE river.


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Summary

Constructed in 1968, this Earth-type dam stands at a height of 32 feet and spans 420 feet in length. With a storage capacity of 115 acre-feet, this dam serves the purpose of water resource management and flood control in the area.

Managed by the Natural Resources Conservation Service, Mccasland and Schiller 4 is regulated by the South Dakota Department of Environment and Natural Resources, with state permitting, inspection, and enforcement in place. Despite its low hazard potential and a condition assessment of "Not Rated," the dam's emergency action plan (EAP) status and risk assessment information are not currently available. However, with a maximum discharge capacity of 1500 cubic feet per second, this dam plays a crucial role in safeguarding the surrounding community from potential flood events.

With its strategic location and critical role in water resource management, Mccasland and Schiller 4 stands as a testament to the importance of infrastructure in mitigating the impacts of climate change. As climate enthusiasts and water resource advocates continue to monitor and assess the effectiveness of such structures, the ongoing maintenance and operation of this dam remain essential in ensuring the safety and resilience of the local environment and community.

Year Completed

1968

Dam Length

420

Dam Height

32

River Or Stream

TR CHEYENNE

Primary Dam Type

Earth

Hydraulic Height

32

Nid Storage

115

Hazard Potential

Low

Nid Height

32
       
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.