Aluminum Reservoir Report

Last Updated: December 8, 2025

Aluminum is a privately owned structure located in Savage, Montana, specifically on the TR-SMITH CREEK river or stream.


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Summary

Constructed in 1963, this earth dam serves multiple purposes including fire protection, stock, or small fish pond. With a dam height of 18 feet and a storage capacity of 77 acre-feet, Aluminum is regulated and permitted by the Montana Department of Natural Resources and Conservation (DNRC). Despite its low hazard potential and current "Not Rated" condition assessment, the dam has not been inspected recently and lacks emergency preparedness measures such as an Emergency Action Plan (EAP).

Located in Wibaux County, Aluminum's primary purpose for fire protection and water storage makes it a crucial asset for the local community. The structure, with its earth dam type, has a maximum storage capacity of 77 acre-feet and normal storage capacity of 45 acre-feet. While lacking recent inspection and condition assessment updates, Aluminum poses a low hazard potential according to available data. As a privately owned entity, the responsibility for its maintenance and regulatory compliance falls on the owner, with oversight from the DNRC in Montana.

Given its significance for fire protection and water storage in the area, Aluminum's condition and regulatory compliance are essential for ensuring the safety of nearby residents and livestock. With the DNRC as the state regulatory agency, efforts should be made to conduct regular inspections, update the dam's condition assessment, and establish emergency preparedness measures such as an EAP. By proactively addressing these aspects, the owners of Aluminum can help mitigate potential risks and ensure the long-term stability and functionality of this important water resource structure.

Year Completed

1963

Dam Length

200

Dam Height

18

River Or Stream

TR-SMITH CREEK

Primary Dam Type

Earth

Hydraulic Height

18

Nid Storage

77

Hazard Potential

Low

Nid Height

18
       
Seasonal Comparison

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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.