South Fork No. 19 Reservoir Report

Last Updated: December 5, 2025

South Fork No.


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Summary

19 is a crucial flood risk reduction structure located in Sugar Grove, West Virginia. Constructed in 1982 by the USDA NRCS, this earth dam stands at a height of 81 feet and has a hydraulic height of 79 feet. With a storage capacity of 5,449 acre-feet, this dam plays a vital role in protecting the surrounding area from potential flooding events, making it a key asset for local government in Pendleton County.

Managed by the Natural Resources Conservation Service, South Fork No. 19 has been deemed to have a high hazard potential, highlighting the importance of regular inspections and maintenance. Despite this, the condition assessment in 2015 reported the dam's overall status as satisfactory. The dam's spillway, outlets, and uncontrolled gates help regulate water flow and ensure the safety of the structure. With a risk assessment rating of moderate, efforts are being made to continuously monitor and manage any potential risks associated with this essential flood control infrastructure.

South Fork No. 19's impact extends to the wider community, as it serves as a critical line of defense against flooding along the South Fork river. With a drainage area that receives a maximum discharge of 55,441 cubic feet per second, this dam plays a pivotal role in safeguarding lives and properties in the region. As climate change continues to pose challenges to water resources, structures like South Fork No. 19 demonstrate the importance of effective water management strategies in mitigating flood risks and ensuring the resilience of communities in the face of changing environmental conditions.

Year Completed

1982

Dam Length

925

Dam Height

81

River Or Stream

SOUTH FORK

Primary Dam Type

Earth

Surface Area

191

Hydraulic Height

79

Nid Storage

5449

Outlet Gates

Uncontrolled

Hazard Potential

High

Foundations

Rock, Soil

Nid Height

81
       
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.