Dr Oliver T Willard Dam Reservoir Report

Last Updated: December 5, 2025

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Summary

Oliver T Willard Dam, located in Greenwood, South Carolina, is a privately owned earth-fill dam completed in 2000 with a primary purpose of creating a Fish and Wildlife Pond. Standing at a height of 30 feet and stretching 455 feet in length, the dam has a storage capacity of 106 acre-feet and a normal storage level of 54 acre-feet. It serves as a vital resource for the local ecosystem, providing a habitat for various fish and wildlife species in the area.

Managed by the South Carolina Department of Health and Environmental Control (SC DHEC), the dam is regulated, inspected, and enforced by the state agency to ensure its structural integrity and safety. With a high hazard potential and a fair condition assessment, the dam poses significant risks and requires regular monitoring and maintenance. Despite its risks, the dam plays a crucial role in water resource management and biodiversity conservation in the region, reflecting the importance of sustainable infrastructure development in mitigating climate change impacts.

As a key component of the water infrastructure in the area, Dr. Oliver T Willard Dam plays a crucial role in flood control and water supply management. With its controlled spillway and capacity for maximum storage, the dam serves as a vital resource for the community, highlighting the intersection of water resource management, climate resilience, and ecosystem conservation. Its strategic location on the TR-Quarter Creek further underscores its significance in sustaining the local environment and enhancing the overall water quality in the region.

Year Completed

2000

Dam Length

455

Dam Height

30

River Or Stream

TR-QUARTER CREEK

Primary Dam Type

Earth

Surface Area

9

Nid Storage

106

Hazard Potential

High

Foundations

Soil

Nid Height

30
       
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.