Pensbroso Acres Lake Reservoir Report

Last Updated: December 5, 2025

Pensbroso Acres Lake in Chatham, North Carolina, nestled in the picturesque city of Bynum, is a private water resource gem that has been serving as a recreational haven since its completion in 1940.


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Summary

The lake, situated along Wilkinson Creek-Tr, boasts a state-regulated and state-jurisdiction status, ensuring the safety and environmental integrity of its waters. With a storage capacity of 50 acre-feet and a surface area of 6 acres, Pensbroso Acres Lake offers ample space for outdoor enthusiasts to enjoy activities like fishing, boating, and picnicking.

Managed by the North Carolina Dam Safety Program, Pensbroso Acres Lake stands as a testament to responsible water resource management. The dam, standing at a structural height of 18 feet and a hydraulic height of 15 feet, provides a serene backdrop for visitors seeking relaxation and recreation. With a low hazard potential and a not yet rated condition assessment, the lake offers a safe and enjoyable environment for visitors to appreciate the beauty of nature while respecting the importance of sustainable water usage.

Despite its modest size, Pensbroso Acres Lake plays a vital role in the local ecosystem, offering a tranquil retreat for residents and visitors alike. The lake's commitment to state inspection, enforcement, and permitting ensures that it continues to serve as a valuable resource for recreation while upholding the highest standards of safety and environmental stewardship. For water resource and climate enthusiasts, Pensbroso Acres Lake represents a harmonious blend of human enjoyment and ecological preservation in the heart of North Carolina's Chatham County.

Year Completed

1940

Dam Length

375

River Or Stream

Wilkinson Creek-Tr

Primary Dam Type

Earth

Surface Area

6

Hydraulic Height

15

Drainage Area

128

Nid Storage

50

Structural Height

18

Hazard Potential

Low

Nid Height

18
       
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.