Poteau River Wid Site 15 Reservoir Report

Last Updated: December 5, 2025

Poteau River Wid Site 15, also known as Lake Hinkle Dam, is a captivating recreational site located in Scott, Arkansas.


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Summary

Built in 1971 by the USDA NRCS, this earth dam stands at 77 feet high and spans a length of 1030 feet, creating a reservoir with a capacity of 41,058 acre-feet. The dam is situated on Jones Creek and serves as a popular destination for water resource and climate enthusiasts seeking outdoor activities in a picturesque setting.

This dam is under state regulation by the Arkansas Natural Resources Commission (ANRC), ensuring that it meets all necessary safety and environmental standards. With a spillway type of "Uncontrolled" and a significant hazard potential, the dam presents moderate risks that are managed through appropriate measures. The site's risk assessment rates it as a moderate level 3, highlighting the importance of ongoing monitoring and maintenance to ensure the safety of the surrounding community and the preservation of the natural habitat.

Although the condition assessment is listed as "Not Rated," Poteau River Wid Site 15 remains a popular spot for recreation, offering a surface area of 965 acres for activities such as boating, fishing, and hiking. With its tranquil waters and scenic surroundings, this dam serves as a valuable resource for both leisure and environmental conservation, making it a must-visit destination for those interested in water resources and climate stewardship.

Year Completed

1971

Dam Length

1030

Dam Height

77

River Or Stream

JONES CREEK

Primary Dam Type

Earth

Surface Area

965

Hydraulic Height

63

Drainage Area

11.2

Nid Storage

41058

Structural Height

77

Outlet Gates

Uncontrolled

Hazard Potential

Significant

Nid Height

77
       
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.