Wilks Detention Reservoir Report

Last Updated: December 5, 2025

Wilks Detention, located in Campbell, Wyoming, along the North Prong Duck Creek, is a privately owned earth dam completed in 1962 primarily for irrigation purposes.


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Summary

With a height of 41 feet and a hydraulic height of 30 feet, this dam has a storage capacity of 111 acre-feet and covers a surface area of 8 acres. Despite its low hazard potential, the dam's condition has been assessed as poor, indicating a need for maintenance and improvements.

The dam features an uncontrolled spillway with a width of 80 feet and a slide (sluice gate) outlet structure. Although it has not undergone any modifications in recent years, it is regulated, permitted, inspected, and enforced by the appropriate state agencies, ensuring its compliance with safety standards. The last inspection in August 2018 deemed the dam's risk level as moderate, highlighting the importance of implementing risk management measures to mitigate any potential hazards and ensure the safety of downstream communities.

As water resource and climate enthusiasts, understanding the state of infrastructure like Wilks Detention is crucial for effective water management and disaster preparedness. By staying informed about the condition and risk assessment of dams like Wilks Detention, stakeholders can work towards maintaining and enhancing the resilience of these structures in the face of evolving climate challenges and water resource demands.

Year Completed

1962

Dam Length

780

Dam Height

41

River Or Stream

NORTH PRONG DUCK CREEK

Primary Dam Type

Earth

Surface Area

8

Hydraulic Height

30

Drainage Area

3820

Nid Storage

111

Structural Height

41

Outlet Gates

Slide (sluice gate) - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

41
       
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.