Poteau River Wid Site 09 Reservoir Report

Last Updated: December 5, 2025

Poteau River Wid Site 09, located in Scott County, Arkansas, is a crucial element in flood risk reduction efforts along Two Mile Creek.


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Summary

Constructed in 1967 by the USDA NRCS, this earth dam stands at 46 feet high and spans 1153 feet in length. With a normal storage capacity of 62 acre-feet and a maximum discharge of 2370 cubic feet per second, the dam serves as a vital safeguard against potential flooding in the area.

Managed by the local government, Poteau River Wid Site 09 is regulated by the Arkansas Natural Resources Commission and undergoes regular inspections to ensure its structural integrity. Despite being rated as having a low hazard potential, the dam's risk assessment indicates a moderate risk level. Although its condition is currently not rated, the dam continues to play a crucial role in protecting the surrounding community and maintaining the water resources of Two Mile Creek.

With its uncontrolled spillway and outlet gates, Poteau River Wid Site 09 remains an essential piece of infrastructure in the area's water resource management system. While it has not been modified in recent years and lacks an Emergency Action Plan, the dam's presence and functionality are key components in mitigating flood risks and ensuring the safety of the local residents. As water resource and climate enthusiasts, it is important to recognize and appreciate the role that structures like Poteau River Wid Site 09 play in safeguarding our communities and natural resources.

Year Completed

1967

Dam Length

1153

Dam Height

46

River Or Stream

TWOMILE CREEK

Primary Dam Type

Earth

Surface Area

13

Hydraulic Height

39

Drainage Area

3.6

Nid Storage

2070

Structural Height

46

Outlet Gates

Uncontrolled

Hazard Potential

Low

Nid Height

46
       
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.