State Of Sd Reservoir Report

Last Updated: December 13, 2025

The State of South Dakota is home to a vital water resource known as the State of Sd dam, located on the TR-MOREAU RIVER.


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Summary

This private-owned earth dam was completed in 1949 and stands at a height of 27 feet, with a storage capacity of 74 acre-feet. While the dam is regulated by the South Dakota Department of Environment and Natural Resources (DENR), it is classified as having a low hazard potential and its condition assessment is currently not rated.

Situated in Perkins County, South Dakota, the State of Sd dam serves as a crucial infrastructure for water management in the region. With a maximum discharge of 100 cubic feet per second, the dam plays a role in flood control and water supply management. Despite not being rated for its condition, the dam is subject to regular inspections, permitting, and enforcement by state authorities to ensure its continued safety and functionality.

As an essential component of the state's water resource infrastructure, the State of Sd dam highlights the importance of proper regulation and maintenance to safeguard against potential risks and ensure the sustainable management of water resources in South Dakota. With its low hazard potential and state jurisdiction, the dam serves as a key asset in the region's efforts to mitigate flood risks and maintain water security for local communities.

Year Completed

1949

Dam Length

220

Dam Height

27

River Or Stream

TR-MOREAU RIVER

Primary Dam Type

Earth

Hydraulic Height

27

Nid Storage

74

Hazard Potential

Low

Nid Height

27
       
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.