Hammond Dam Reservoir Report

Last Updated: December 5, 2025

Hammond Dam, located in Seagrove, North Carolina, is a private-owned structure regulated by the NC Department of Environmental Quality Dam Safety Program.


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Summary

This earth-type dam on the South Prong Little River-Tr serves multiple purposes including fire protection and as a stock or small fish pond. With a hydraulic height of 24.7 feet and a structural height of 27.6 feet, the dam has a storage capacity of 55 acre-feet and covers a surface area of 4.5 acres.

Despite its low hazard potential, Hammond Dam is inspected every 5 years to ensure its satisfactory condition and compliance with safety standards. The dam's last inspection in November 2015 confirmed its soundness, with no major issues reported. While there are no outlet gates or associated structures, the dam serves as a vital resource for water management and conservation in the region. Climate and water resource enthusiasts may find the unique design and functionality of Hammond Dam intriguing, as it plays a crucial role in maintaining water levels and supporting local ecosystems in Randolph County.

As a key feature in the Wilmington District, Hammond Dam contributes to the overall water management strategy in the area, providing essential storage and discharge capabilities. The dam's location along the South Prong Little River-Tr underscores its significance in safeguarding against potential flooding events and ensuring a stable water supply for surrounding communities. Climate and water resource enthusiasts can appreciate the intricate balance of environmental protection and human needs that Hammond Dam represents, making it a noteworthy site for further exploration and study.

Dam Length

325

River Or Stream

South Prong Little River-Tr

Primary Dam Type

Earth

Surface Area

4.5

Hydraulic Height

24.7

Drainage Area

110

Nid Storage

55

Structural Height

27.6

Hazard Potential

Low

Nid Height

28
       
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.