Blanchard Dam Reservoir Report

Last Updated: December 5, 2025

Blanchard Dam, located in Alamance, North Carolina, is a private structure primarily used for recreation purposes.


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Summary

Built in 1940, this earth dam stands at a structural height of 23 feet with a hydraulic height of 20 feet. It has a length of 420 feet and a storage capacity of 86 acre-feet, making it an essential feature in the Scrubb Creek-Tr river system.

Despite being a low hazard potential structure, Blanchard Dam has not been rated for its condition as it was last inspected in October 2014. The dam holds a normal storage capacity of 72 acre-feet and has a maximum discharge capacity of 314 cubic feet per second. Although not regulated by the state, the dam is under periodic inspection to ensure its safety and integrity.

Enthusiasts interested in water resources and climate will find Blanchard Dam a fascinating subject, especially given its historical significance and recreational importance in the area. Its location, design features, and storage capacity contribute to the overall understanding of water management in the region. As efforts continue to monitor and maintain this dam, it serves as a valuable asset for both local residents and visitors seeking recreational opportunities along the Scrubb Creek-Tr river.

Year Completed

1940

Dam Length

420

River Or Stream

Scrubb Creek-Tr

Primary Dam Type

Earth

Surface Area

1.8

Hydraulic Height

20

Nid Storage

86

Structural Height

23

Hazard Potential

Low

Nid Height

23
       
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.