Gallop Dam Reservoir Report

Last Updated: December 5, 2025

Gallop Dam, also known as Lake Leblanc, is a privately owned structure located in Wake County, North Carolina.


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Summary

This dam, situated on Crabtree Creek-Tr, serves primarily for recreational purposes and has a hydraulic height of 23 feet and a structural height of 26 feet. With a storage capacity of 42 acre-feet, it covers a surface area of 3.5 acres and has a normal storage level of 32 acre-feet.

Despite its fair condition assessment as of January 2019, Gallop Dam carries a high hazard potential, necessitating regular inspections every 2 years. The dam is regulated and permitted by the North Carolina Dam Safety Program, ensuring that it complies with state guidelines for safety and maintenance. While the dam has not been modified since its construction, it remains a crucial structure for water resource management and flood control in the area.

With David E. Price serving as the representative for the area, Gallop Dam plays a vital role in providing recreational opportunities for locals and visitors alike. As a key feature of the landscape, this earth-type dam stands as a testament to the importance of sustainable water resource management and climate resilience in the region.

Dam Length

250

River Or Stream

Crabtree Creek-Tr

Primary Dam Type

Earth

Surface Area

3.5

Hydraulic Height

23

Nid Storage

42

Structural Height

26

Hazard Potential

High

Nid Height

26
       
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.