Billingsley Dam Reservoir Report

Last Updated: December 6, 2025

Billingsley Dam, also known as County Pond Dam, is a local government-owned structure located in Mecklenburg County, North Carolina.


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Summary

Situated in the city of Charlotte, this dam on Brier Creek-Os serves primarily for recreational purposes. With a hydraulic height of 14.7 feet and a structural height of 18 feet, the dam boasts a surface area of 1.8 acres and a drainage area of 19 square miles.

Although the dam's condition is assessed as fair and it has a high hazard potential, regular inspections are conducted to ensure its safety. The last inspection took place in December 2020, with a frequency of two inspections per year. Despite its recreational focus, the dam is regulated by the NC Department of Environmental Quality's Dam Safety Program, which oversees permitting, inspection, and enforcement activities.

Water resource and climate enthusiasts may find Billingsley Dam an intriguing structure due to its location in a rapidly growing urban area and its critical role in providing recreational opportunities while managing water resources effectively. With its strategic position in Mecklenburg County and the potential risks associated with its high hazard level, this dam serves as a reminder of the importance of proper maintenance and regulation to ensure the safety and sustainability of our water infrastructure.

Dam Length

230

River Or Stream

Brier Creek-Os

Primary Dam Type

Earth

Surface Area

1.8

Hydraulic Height

14.7

Drainage Area

19

Nid Storage

13

Structural Height

18

Hazard Potential

High

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.