Upper Moore Lake Dam Reservoir Report

Last Updated: December 5, 2025

Upper Moore Lake Dam, located in Miller County, Arkansas, was completed in 1950 and stands at a height of 22 feet with a maximum storage capacity of 198 acre-feet.


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Summary

The dam, primarily used for recreation, is classified as an earth dam and spans a length of 1705 feet along Turkey Creek. Despite its low hazard potential and not being regulated by the state, the dam has a hydraulic height of 17 feet and a normal storage capacity of 88 acre-feet.

Owned privately, Upper Moore Lake Dam has not been subject to state inspection, regulation, or enforcement. While the dam has not been rated for its condition assessment, it is unlikely to pose a significant risk to the surrounding area. With a surface area of 17 acres and a drainage area of 4.2 square miles, the dam has a maximum discharge capacity of 3522 cubic feet per second, serving as a vital resource for water storage and recreation in the region.

As a key feature in the Fort Worth District, Upper Moore Lake Dam plays a crucial role in water management and recreational activities along Turkey Creek. Despite not having an Emergency Action Plan in place, the dam's low hazard potential and its historical significance highlight its importance in the local ecosystem. Water resource and climate enthusiasts will find this dam to be a noteworthy structure that contributes to the sustainable use of water resources in Arkansas.

Year Completed

1950

Dam Length

1705

Dam Height

22

River Or Stream

TURKEY CREEK

Primary Dam Type

Earth

Surface Area

17

Hydraulic Height

17

Drainage Area

4.2

Nid Storage

198

Structural Height

22

Hazard Potential

Low

Nid Height

22
       
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.