Keuhne Reservoir Report

Nearby: Phil Jiggs

Last Updated: December 5, 2025

Keuhne, located in Hulett, Wyoming, is a private earth dam completed in 1961 for fire protection, stock, and small fish pond purposes.


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Summary

The dam stands at a height of 13 feet with a hydraulic height of 8 feet and a length of 418 feet. It has a storage capacity of 162 acre-feet and a surface area of 32 acres, serving the Well Creek area in Campbell County.

Despite being classified as having a low hazard potential, Keuhne is regularly inspected and maintained, with the last assessment in June 2020 rating its condition as fair. The dam features an uncontrolled spillway with a width of 20 feet and does not have outlet gates. While there are no associated structures, the dam is under state regulation and jurisdiction, with permitting, inspection, and enforcement conducted by the Wyoming State Engineer's Office.

Overall, Keuhne plays a crucial role in water resource management in the region, providing essential services for fire protection and livestock while contributing to the local ecosystem. With a moderate risk assessment rating, ongoing monitoring and maintenance are essential to ensure the continued safety and functionality of this important infrastructure.

Year Completed

1961

Dam Length

418

Dam Height

13

River Or Stream

WELL CREEK

Primary Dam Type

Earth

Surface Area

32

Hydraulic Height

8

Nid Storage

162

Structural Height

13

Outlet Gates

None

Hazard Potential

Low

Foundations

Soil

Nid Height

13
       
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.