Nimrod Dam Reservoir Report

Last Updated: December 5, 2025

Nimrod Dam, located in Perryville, Arkansas, is a concrete gravity dam built in 1942 by the US Army Corps of Engineers.


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Summary

The dam's primary purpose is flood risk reduction, but it also serves for recreation and water supply. Standing at 97 feet high with a structural height of 103 feet, Nimrod Dam holds a storage capacity of 336,000 acre-feet and covers a surface area of 3,550 acres on the Fourche La Fave River.

With a high hazard potential, Nimrod Dam is subject to regular inspections and risk management measures by the US Army Corps of Engineers. The agency continuously monitors the dam's condition, implements maintenance and repairs as needed, and collaborates with local emergency managers to develop and update emergency action plans. Despite the risk of flooding, the dam plays a crucial role in regulating water levels and protecting downstream communities. With ongoing efforts to address flood risks and enhance public safety, Nimrod Dam remains a vital structure in the region's water resource management.

Year Completed

1942

Dam Length

1012

Dam Height

97

River Or Stream

FOURCHE LA FAVE

Primary Dam Type

Concrete

Surface Area

3550

Hydraulic Height

70

Drainage Area

680

Nid Storage

336000

Structural Height

103

Hazard Potential

High

Foundations

Rock

Nid Height

103
       
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.