Ray Jeffers #1 Reservoir Report

Last Updated: December 5, 2025

Ray Jeffers #1 is a privately owned dam located in Cushman, Montana, along the TR-Careless Creek.


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Summary

Built in 1938, the dam serves multiple purposes such as fire protection, stock water supply, and a small fish pond. With a dam height of 18 feet and a storage capacity of 137 acre-feet, the structure is regulated by the Montana Department of Natural Resources and Conservation (DNRC) and is inspected regularly to ensure its safety and compliance with state regulations.

Despite its low hazard potential, Ray Jeffers #1 plays a crucial role in providing water resources for the surrounding area. The dam's location in Golden Valley County, Montana, makes it a key asset for local residents and wildlife. Its historical significance and functional design reflect the importance of water management in mitigating the impacts of climate change and ensuring sustainable water use for various purposes.

As water resource and climate enthusiasts, understanding the details of Ray Jeffers #1 sheds light on the intersection of infrastructure, conservation, and climate resilience. The dam's primary purpose and construction details highlight the importance of balancing water supply needs with environmental considerations. By staying informed about the regulations, maintenance, and potential risks associated with dams like Ray Jeffers #1, enthusiasts can contribute to effective water resource management and adaptation to a changing climate in Montana and beyond.

Year Completed

1938

Dam Length

435

Dam Height

18

River Or Stream

TR-CARELESS CREEK

Primary Dam Type

Earth

Hydraulic Height

18

Nid Storage

137

Hazard Potential

Low

Nid Height

18
       
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.