Torrison Dam; George Reservoir Report

Last Updated: December 13, 2025

Torrison Dam in George, North Dakota, is a privately-owned structure designed by USDA NRCS-INV for irrigation purposes on the Sheyenne River.


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Summary

Completed in 1953, this earth dam stands at a height of 29.5 feet and spans 200 feet in length, with a storage capacity of 170 acre-feet. The dam has a spillway width of 26 feet and is classified as low hazard potential with a moderate risk assessment rating.

Located in Eddy County, North Dakota, Torrison Dam plays a critical role in water resource management and agriculture in the region. With a normal storage capacity of 61.6 acre-feet and a surface area of 7 acres, the dam ensures a reliable water supply for irrigation activities. Despite its age, the dam remains in good condition and is regulated, inspected, and permitted by the North Dakota State Water Commission (NDSWC) to ensure its safety and compliance with state regulations.

The presence of Torrison Dam underscores the importance of sustainable water management practices in the face of changing climate conditions. As a key infrastructure for irrigation, the dam serves as a vital resource for enhancing agricultural productivity and supporting local communities in North Dakota. With a focus on safety and compliance, the dam continues to play a crucial role in water resource management and climate resilience efforts in the region.

Year Completed

1953

Dam Length

200

Dam Height

29.5

River Or Stream

SHEYENNE RIVER-TR

Primary Dam Type

Earth

Surface Area

7

Drainage Area

0.39

Nid Storage

170

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

30
       
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.