Sluggett #2 Reservoir Report

Last Updated: December 5, 2025

Sluggett #2 is a privately owned irrigation dam located on TR-Blood Creek in Fergus County, Montana.


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Summary

Designed by the USDA NRCS and completed in 1960, this earth dam stands at 9 feet in height and has a storage capacity of 150 acre-feet. With a low hazard potential, the dam serves the primary purpose of irrigation and is regulated by the DNRC.

Situated in the city of Valentine, the dam is under state jurisdiction and has state permitting, inspection, and enforcement in place. With a maximum discharge of 750 cubic feet per second and a drainage area of 1.56 square miles, Sluggett #2 plays a crucial role in managing water resources in the region. Despite being in operation for over six decades, the dam's condition assessment is currently marked as "Not Rated", highlighting the need for further examination and maintenance to ensure its long-term functionality.

With its strategic location and significant contribution to irrigation activities in the area, Sluggett #2 stands as a testament to the importance of sustainable water resource management. As climate change continues to impact water availability and quality, the maintenance and monitoring of structures like this dam are essential for ensuring the resilience of water systems in the face of evolving environmental challenges.

Year Completed

1960

Dam Length

150

Dam Height

9

River Or Stream

TR-BLOOD CREEK

Primary Dam Type

Earth

Hydraulic Height

9

Drainage Area

1.56

Nid Storage

150

Hazard Potential

Low

Nid Height

9
       
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.