Holmes Mitchell Pond Dam Reservoir Report

Last Updated: December 6, 2025

Holmes Mitchell Pond Dam, located in Edgefield, South Carolina, is a privately owned structure built in 1940 primarily for recreational purposes.


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Summary

The dam stands at a height of 26 feet and stretches 555 feet in length, creating a reservoir with a storage capacity of 136 acre-feet. Despite its low hazard potential, the dam is currently in poor condition according to a 2017 assessment, highlighting the need for maintenance and potential repairs to ensure its long-term stability.

Situated on the TR-South Fork Edisto River, Holmes Mitchell Pond Dam is under the regulatory oversight of the South Carolina Department of Health and Environmental Control (SC DHEC). Despite being state-regulated, the dam lacks certain important features such as spillways and outlet gates. The last inspection was conducted in August 2017 with an inspection frequency of five years, indicating a need for more frequent monitoring and assessment to address the poor condition and mitigate any potential risks associated with the dam.

Given its location and purpose, Holmes Mitchell Pond Dam serves as a recreational attraction in the area, offering opportunities for activities such as fishing and boating. However, with its current condition assessment as poor, it is crucial for the private owners and regulatory agencies to collaborate on a plan for necessary maintenance and improvements to ensure the safety and longevity of this important water resource in the region.

Year Completed

1940

Dam Length

555

Dam Height

26

River Or Stream

TR-SOUTH FORK EDISTO RIVER

Primary Dam Type

Earth

Surface Area

13

Nid Storage

136

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

26
       
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.