Wrightsville Sewage Disposal Pond Dam Reservoir Report

Last Updated: December 13, 2025

The Wrightsville Sewage Disposal Pond Dam in Johnson County, Georgia, stands as a vital piece of infrastructure designed by TRIBBLE & RICHARDSON in 1972 for the primary purpose of sewage disposal.


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Summary

This Earth-type dam, with a height of 12 feet and a hydraulic height of 10.5 feet, serves to store up to 85.1 acre-feet of water when at capacity. Despite being unregulated by the state and having a low hazard potential, the dam is considered to have a moderate risk level, emphasizing the need for risk management measures to be put in place.

Located within the Charleston District of the US Army Corps of Engineers, the Wrightsville Sewage Disposal Pond Dam plays a crucial role in the local community's wastewater management system. With a normal storage capacity of 46.9 acre-feet and a surface area of 12 acres, this dam ensures effective sewage disposal while minimizing any potential environmental impact. Though currently not rated for its condition, regular inspections and maintenance efforts are essential to uphold the dam's structural integrity and prevent any unforeseen issues.

As water resource and climate enthusiasts, it is imperative to recognize the significance of the Wrightsville Sewage Disposal Pond Dam in maintaining the region's ecological balance. By understanding its design, purpose, and risk assessment, stakeholders can work towards implementing effective risk management measures and ensuring the long-term sustainability of this essential piece of infrastructure.

Year Completed

1972

Dam Length

2178

Dam Height

12

River Or Stream

UNKNOWN

Primary Dam Type

Earth

Surface Area

12

Hydraulic Height

10.5

Drainage Area

12

Nid Storage

85.1

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

12
       
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.