Midway Lake Dam Reservoir Report

Last Updated: December 6, 2025

Midway Lake Dam, located in Monroe, Arkansas, was completed in 1955 by the USDA NRCS and serves as a crucial irrigation structure in the region.


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Summary

This private dam stands at a height of 25 feet and has a hydraulic height of 21 feet, with a length of 630 feet. It has a storage capacity of 1800 acre-feet and covers a surface area of 92.5 acres, supporting agricultural activities in the area.

Managed by the Arkansas Natural Resources Commission, Midway Lake Dam is state-regulated and undergoes regular inspections to ensure its structural integrity. With a low hazard potential, the dam has not been rated for its current condition. While it does not have a spillway type specified, it is designed to handle a maximum discharge of 240 cubic feet per second. These features highlight the importance of Midway Lake Dam in managing water resources for irrigation purposes in the region.

Despite its age, Midway Lake Dam continues to play a vital role in supporting the local agricultural community by providing a reliable water source for irrigation. As water resource and climate enthusiasts, understanding the design and functionality of structures like Midway Lake Dam is essential in ensuring sustainable water management practices for future generations. With its state-regulated status and regular inspections, this dam serves as a testament to the importance of infrastructure in maintaining water security in the face of changing environmental conditions.

Year Completed

1955

Dam Length

630

Dam Height

25

River Or Stream

ROC ROE BAYOU-TR

Primary Dam Type

Earth

Surface Area

92.5

Hydraulic Height

21

Drainage Area

1.4

Nid Storage

1800

Structural Height

25

Hazard Potential

Low

Nid Height

25
       
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.