Middle Oconee-Walnut Creek Ws Structure # 6 Reservoir Report

Last Updated: December 5, 2025

Middle Oconee-Walnut Creek WS Structure # 6, located in Jackson, Georgia, is a state-owned earth dam designed by SCS and completed in 1969.


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Summary

The main purpose of this structure is flood risk reduction, with a dam height of 31 feet and a length of 515 feet. It has a storage capacity of 761 acre-feet and serves a drainage area of 1641 acres, providing a crucial function in managing water resources in the region.

With a low hazard potential and a moderate risk assessment rating, Middle Oconee-Walnut Creek WS Structure # 6 plays a vital role in mitigating potential flooding events in the area. The dam is currently not rated in terms of its condition assessment, but it undergoes inspections every 5 years to ensure its continued functionality. Despite its importance, the structure does not have a state regulatory agency overseeing its operations, highlighting the need for continued monitoring and maintenance to uphold its flood risk reduction capabilities.

As part of the Savannah District of the US Army Corps of Engineers, Middle Oconee-Walnut Creek WS Structure # 6 stands as a testament to the collaborative efforts between state and federal agencies in managing water resources and addressing flood risks in the region. With its strategic location on Mountain Creek and its significant storage capacity, this dam serves as a crucial component of the overall water resource infrastructure, safeguarding communities and property from potential flooding events.

Year Completed

1969

Dam Length

515

Dam Height

31

River Or Stream

MOUNTAIN CREEK

Primary Dam Type

Earth

Surface Area

20

Drainage Area

1641

Nid Storage

761

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

31
       
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.