Huff Creek Wcd Dam 3a Reservoir Report

Last Updated: December 5, 2025

Huff Creek WCD Dam 3a, also known as Hamrich, is a privately owned earth dam located in Greenville, South Carolina.


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Summary

Constructed in 1961 by the USDA NRCS, this dam stands at a height of 42 feet and has a length of 230 feet, with a storage capacity of 943 acre-feet. The primary purpose of this dam is flood risk reduction, serving as a crucial infrastructure for managing water resources in the region.

With a high hazard potential and fair condition assessment, the dam is regulated and inspected by the South Carolina Department of Health and Environmental Control (SC DHEC). The spillway type is uncontrolled, and the outlet gates are also uncontrolled. Despite its age, the dam continues to serve its purpose effectively, with a risk assessment rating of moderate (3) and a history of periodic inspections to ensure its safety and functionality.

In the event of emergencies, it is important for the dam owners to have an Emergency Action Plan (EAP) in place. While details about the EAP for this dam are not provided in the data, regular inspections and risk assessments help to mitigate potential hazards and ensure the safety of the surrounding community. The collaboration between private owners, regulatory agencies, and designers like the USDA NRCS highlights the importance of effective water resource management and infrastructure maintenance in safeguarding against flood risks and climate impacts.

Year Completed

1961

Dam Length

230

Dam Height

42

River Or Stream

LITTLE CREEK

Primary Dam Type

Earth

Surface Area

21

Nid Storage

943

Outlet Gates

Uncontrolled

Hazard Potential

High

Foundations

Soil

Nid Height

42
       
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.