Deltic Farms Lake Dam Reservoir Report

Last Updated: December 5, 2025

Deltic Farms Lake Dam, located in Williams Junction, Arkansas, is a private recreational dam constructed in 1966 by the USDA NRCS.


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Summary

With a height of 24 feet and a length of 440 feet, this earth dam serves the primary purpose of providing recreational opportunities for visitors. The dam holds a normal storage capacity of 124 acre-feet and has a maximum discharge rate of 3243 cubic feet per second.

Despite being privately owned, the dam poses a high hazard potential and has a moderate risk assessment rating of 3. Although it has not been inspected since 1980, the dam remains in a condition that is not rated. With an uncontrolled spillway type, this dam is a critical component in managing the water resources of the Big Branch-TR river system. Enthusiasts of water resources and climate are encouraged to explore the unique features and challenges presented by Deltic Farms Lake Dam in Perry County, Arkansas.

Year Completed

1966

Dam Length

440

Dam Height

24

River Or Stream

BIG BRANCH-TR

Primary Dam Type

Earth

Surface Area

18

Hydraulic Height

21

Drainage Area

0.65

Nid Storage

204

Structural Height

25

Hazard Potential

High

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.