Chappell Lake Dam Reservoir Report

Last Updated: December 5, 2025

Chappell Lake Dam, located in Norman, Montgomery County, North Carolina, stands as a crucial structure for irrigation purposes along the Naked Ck-Os river system.


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Summary

Completed in 1965, this Earth-type dam boasts a hydraulic height of 14 feet and a structural height of 17 feet, with a length spanning 420 feet. With a storage capacity of 58 acre-feet, the dam plays a vital role in managing water resources for the surrounding area.

Despite its importance, Chappell Lake Dam is currently in poor condition, as assessed in May 2013. The dam has a low hazard potential, but its poor condition raises concerns about its long-term reliability. The last inspection in May 2013 highlighted the need for maintenance and potential rehabilitation to ensure the safety and effectiveness of the structure for irrigation purposes. The dam's location and significance in the region's water management system underscore the importance of addressing its maintenance needs promptly.

As water resource and climate enthusiasts, the data surrounding Chappell Lake Dam's condition and functionality prompt a call to action for improved maintenance and potential rehabilitation efforts. Given its role in irrigation and water management for the area, ensuring the dam's structural integrity and safety is essential for sustainable water resource management in the region. Collaborative efforts between private owners, state agencies, and other stakeholders may be needed to address the dam's poor condition and mitigate any potential risks associated with its current state.

Year Completed

1965

Dam Length

420

River Or Stream

Naked Ck-Os

Primary Dam Type

Earth

Surface Area

7

Hydraulic Height

14

Nid Storage

58

Structural Height

17

Hazard Potential

Low

Nid Height

17
       
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.