Curltail Dam Reservoir Report

Last Updated: December 5, 2025

Curltail Dam, located in Greenwood, South Carolina, serves multiple purposes including fire protection, stock, and small fish pond management.


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Summary

Completed in 1993, this earth dam stands at a height of 41 feet and spans 450 feet in length. With a storage capacity of 520 acre-feet, Curltail Dam provides essential water resources for the surrounding area, particularly for recreational activities.

Managed by a private owner, Curltail Dam is regulated by the South Carolina Department of Health and Environmental Control (DHEC). The dam has a fair condition assessment and a high hazard potential, emphasizing the importance of regular inspections and maintenance to ensure public safety. The dam also has a spillway width of 0 feet, indicating the need for proper management of water levels during heavy rainfall events to prevent potential flooding.

Curltail Dam has become a vital component in the local ecosystem, offering critical water resources for both human and wildlife populations in the area. As climate change continues to impact water availability and quality, the maintenance and regulation of dams like Curltail Dam will be crucial in ensuring sustainable water management practices for future generations.

Year Completed

1993

Dam Length

450

Dam Height

41

River Or Stream

LITTLE CURLTAIL CREEK

Primary Dam Type

Earth

Surface Area

35

Nid Storage

520

Hazard Potential

High

Foundations

Soil

Nid Height

41
       
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.