Geigers Pond Dam Reservoir Report

Last Updated: December 6, 2025

Geigers Pond Dam, located in Calhoun, South Carolina, is a private Earth dam completed in 1940 primarily for recreational purposes.


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Summary

The dam stands at a height of 17 feet and stretches 1050 feet in length, creating a reservoir with a storage capacity of 63 acre-feet. Situated on Congaree Spring Branch, the dam is regulated by the South Carolina Department of Health and Environmental Control (DHEC) and undergoes regular inspections to ensure its structural integrity.

Despite being classified as a low hazard potential structure with a fair condition assessment, the dam poses a very high risk due to its proximity to populated areas. The dam is equipped with a controlled spillway and has a surface area of 8 acres. The last inspection conducted in March 2017 revealed that the dam meets safety guidelines, but emergency preparedness measures such as an Emergency Action Plan (EAP) are not documented. With James E. Clyburn representing the area in Congress, ongoing risk management measures and regular maintenance are crucial to mitigate potential hazards associated with Geigers Pond Dam.

Water resource and climate enthusiasts will be drawn to Geigers Pond Dam not only for its recreational offerings but also for its strategic location within the Savannah District of the U.S. Army Corps of Engineers. The dam's association with the federal agency adds another layer of oversight and regulation, ensuring that the dam remains in compliance with safety standards. As concerns about climate change and extreme weather events grow, the importance of maintaining and monitoring dams like Geigers Pond Dam becomes increasingly urgent to protect surrounding communities and water resources.

Year Completed

1940

Dam Length

1050

Dam Height

17

River Or Stream

CONGAREE SPRING BRANCH

Primary Dam Type

Earth

Surface Area

8

Nid Storage

63

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

17
       
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.