Inman Lake No 2 Dam Reservoir Report

Last Updated: December 5, 2025

Inman Lake No 2 Dam, located in Saline County, Arkansas, is a private earth dam completed in 1955 for the primary purpose of water supply.


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Summary

Managed by the USDA NRCS, this dam stands at a height of 21 feet with a storage capacity of 125 acre-feet. The dam's low hazard potential and moderate risk assessment make it a vital component of the local water infrastructure, serving as a reliable source of water for the surrounding area.

Despite not being state-regulated or inspected, Inman Lake No 2 Dam plays a crucial role in maintaining water supply for the region. With a hydraulic height of 17 feet and a maximum discharge capacity of 1482 cubic feet per second, this uncontrolled spillway dam is designed to manage water flow during periods of heavy rainfall. While its condition assessment is currently "Not Rated," the dam's emergency action plan and risk management measures ensure that it is well-prepared for any potential threats or emergencies.

As part of the Vicksburg District, Inman Lake No 2 Dam exemplifies the importance of sustainable water resource management in the face of climate change. Its strategic location along Fourche Creek-TR highlights the interconnectedness of water resources and climate resilience. With its longstanding history and critical role in water supply, this dam serves as a testament to the ongoing efforts to safeguard our water infrastructure for future generations.

Year Completed

1955

Dam Length

960

Dam Height

21

River Or Stream

FOURCHE CREEK-TR

Primary Dam Type

Earth

Hydraulic Height

17

Nid Storage

125

Structural Height

21

Hazard Potential

Low

Nid Height

21
       
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.