Long Pond Dam Reservoir Report

Last Updated: December 5, 2025

Long Pond Dam, located in Edgefield, South Carolina, was completed in 1955 and serves primarily for irrigation purposes.


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Summary

This earth dam, with a height of 21 feet and a length of 613 feet, spans the Shaw Creek and offers a storage capacity of 387 acre-feet. Despite its low hazard potential, the dam's condition assessment is rated as poor, indicating a need for maintenance and upgrades to ensure its long-term stability.

Managed by a private owner, Long Pond Dam is regulated by the South Carolina Department of Health and Environmental Control (DHEC) and undergoes regular state inspections and enforcement measures. The dam's location within a high-risk area highlights the importance of effective risk management strategies to mitigate potential hazards and ensure the safety of surrounding communities. With a very high risk rating and a history of poor condition, stakeholders must prioritize the dam's maintenance and emergency preparedness to safeguard water resources and prevent environmental degradation.

As a critical infrastructure for irrigation and recreation, Long Pond Dam plays a vital role in water resource management in the region. With its controlled spillway and limited storage capacity, the dam's structural integrity and maintenance are essential to prevent potential risks and ensure sustainable water supply for agricultural and recreational activities in the area. Collaborative efforts among the private owner, state regulators, and local stakeholders are crucial to address the dam's maintenance needs and implement effective risk management measures to protect both the dam's integrity and the surrounding environment.

Year Completed

1955

Dam Length

613

Dam Height

21

River Or Stream

SHAW CREEK

Primary Dam Type

Earth

Surface Area

30

Nid Storage

387

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

21
       
Seasonal Comparison

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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.