Holiday Lake Dam Lower Reservoir Report

Last Updated: December 5, 2025

Holiday Lake Dam Lower, located in Lee County, North Carolina, is a privately owned structure on Patterson Creek that was completed in 1970 for recreational purposes.


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Summary

The dam stands at a structural height of 21 feet and has a storage capacity of 104 acre-feet, with a normal storage level of 77 acre-feet. With a drainage area of 487 square miles, the dam plays a crucial role in water resource management for the surrounding area.

Despite its fair condition assessment as of January 2021, Holiday Lake Dam Lower poses a high hazard potential, highlighting the importance of regular inspections and maintenance. The dam has not been modified in recent years and lacks certain emergency preparedness measures, such as an Emergency Action Plan (EAP) and inundation maps. However, it is subject to state inspections to ensure its structural integrity and safety standards are upheld.

For water resource and climate enthusiasts, Holiday Lake Dam Lower serves as a focal point for understanding the intersection of human infrastructure and natural waterways. Its role in providing recreational opportunities while managing water storage and flow underscores the need for proactive risk management and emergency preparedness in safeguarding communities and ecosystems downstream.

Year Completed

1970

Dam Length

375

River Or Stream

Patterson Creek

Primary Dam Type

Earth

Drainage Area

487

Nid Storage

104

Structural Height

21

Hazard Potential

High

Nid Height

21
       
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.