Norwegian Bordan Gpa South Reservoir Report

Last Updated: December 14, 2025

Norwegian Bordan Gpa South is a privately owned earth dam located in Beadle, South Dakota, designed by Ducks Unlimited and regulated by the South Dakota Department of Environment and Natural Resources.


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Summary

Completed in 1996, this dam stands at 18 feet tall and has a storage capacity of 59 acre-feet. The spillway is uncontrolled with a width of 80 feet, and the dam has a low hazard potential with a moderate risk assessment.

This structure plays a crucial role in managing water resources in the area, specifically along the Cain Creek-TR. Despite its low hazard potential, the dam has not been rated for its condition, and details on inspections and emergency preparedness are currently unavailable. With its strategic location and design, Norwegian Bordan Gpa South serves as a key element in the water management infrastructure of South Dakota, contributing to the overall resilience of the region against climate impacts.

Enthusiasts of water resources and climate management will find Norwegian Bordan Gpa South to be an intriguing example of private ownership and state regulation working together to ensure the safety and functionality of a vital infrastructure. The dam's construction by Ducks Unlimited highlights the collaboration between conservation organizations and regulatory agencies in safeguarding water resources. As climate change continues to pose challenges to water management, structures like Norwegian Bordan Gpa South play a crucial role in adapting to and mitigating the impacts of a changing climate on water availability and quality in South Dakota.

Year Completed

1996

Dam Length

380

Dam Height

18

River Or Stream

Cain Creek-TR

Primary Dam Type

Earth

Hydraulic Height

18

Nid Storage

59

Hazard Potential

Low

Nid Height

18
       
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.