Dickinson Dike Dry Dam Reservoir Report

Last Updated: December 7, 2025

Dickinson Dike Dry Dam, located in Dickinson, North Dakota, was completed in 1933 by the NRCS and serves as a crucial water resource management structure along the Heart River.


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Summary

With a height of 15.5 feet and a storage capacity of 75 acre-feet, the dam plays a vital role in flood control and water storage for the surrounding area. Despite its low hazard potential and moderate risk assessment, the dam is state-regulated and subject to regular inspection, enforcement, and permitting by the North Dakota State Water Commission.

This earth-type dam with a stone core and soil foundation features an uncontrolled spillway with a width of 160 feet and vertical lift outlet gates. Although the dam's condition assessment is currently not rated, it has a normal storage capacity of 28.6 acre-feet and covers a surface area of 6 acres. While the dam has not been modified in recent years, it remains a significant part of the local water infrastructure and contributes to the overall water resource management efforts in the region.

Owned privately, Dickinson Dike Dry Dam is an essential structure for mitigating flood risks and managing water levels in the area. With its historical significance and ongoing state regulation, the dam continues to play a crucial role in protecting the surrounding community and supporting the sustainable use of water resources in Stark County, North Dakota.

Year Completed

1933

Dam Height

15.5

River Or Stream

HEART RIVER-TR

Primary Dam Type

Earth

Surface Area

6

Nid Storage

75

Outlet Gates

Vertical Lift

Hazard Potential

Low

Foundations

Soil

Nid Height

16
       
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.