Red Oak Lower Dam Reservoir Report

Last Updated: December 21, 2025

Red Oak Lower Dam, located in Garland County, Arkansas, is a privately-owned structure that serves as a recreational resource for water and climate enthusiasts.


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Summary

Completed in 1999, this earth dam stands at a height of 62 feet and has a hydraulic height of 60.9 feet. With a storage capacity of 1060 acre-feet and a normal storage level of 731 acre-feet, the dam provides a surface area of 45 acres for outdoor activities.

Managed by the Arkansas Natural Resources Commission, the Red Oak Lower Dam is regulated and inspected by the state to ensure its safety and compliance with environmental standards. The dam plays a significant role in flood control and water management for the Ouachita Tributary, with a maximum discharge capacity of 1328 cubic feet per second. Although the condition assessment of the dam is currently listed as "Not Rated," regular inspections are conducted to monitor its structural integrity and hazard potential.

Visitors to the Red Oak Lower Dam can enjoy various recreational activities such as fishing, boating, and hiking in the surrounding area. The dam's strategic location and scenic views make it a popular destination for nature lovers and outdoor enthusiasts seeking to explore the beauty of Arkansas's water resources and climate landscape.

Year Completed

1999

Dam Length

475

Dam Height

62

River Or Stream

OUACHITA TRIB.

Primary Dam Type

Earth

Surface Area

45

Hydraulic Height

60.9

Drainage Area

1.05

Nid Storage

1060

Structural Height

66

Hazard Potential

Significant

Nid Height

66
       
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.