West Clarck Reservoir Reservoir Report

Last Updated: December 14, 2025

West Clarck Reservoir, located in McKenzie County, North Dakota, is a privately owned water resource managed by the North Dakota State Water Commission.


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Summary

The dam, with a height of 22.7 feet and a storage capacity of 113.8 acre-feet, serves multiple purposes beyond flood control and water supply. Despite being designated as a low hazard potential structure, the reservoir's condition assessment has not been rated yet.

Designed by Rick Estes, PE-8095, West Clarck Reservoir stands as a testament to engineering excellence in the region. Its purpose extends beyond traditional dam functions, highlighting the importance of water management in the face of changing climate patterns. While the reservoir has not experienced any recent modifications, its presence on the landscape signifies a commitment to sustainable water resource management in North Dakota.

As a water resource and climate enthusiast, West Clarck Reservoir offers a window into the intricate network of infrastructure that supports water supply and environmental conservation efforts in the region. With state regulation and oversight from the NDSWC, the reservoir plays a critical role in ensuring water security for local communities while also serving as a potential model for sustainable water management practices in a rapidly changing climate.

Dam Height

22.7

Surface Area

6

Nid Storage

113.8

Hazard Potential

Low

Nid Height

23
       
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.