Black Run Creek Dam Reservoir Report

Last Updated: December 14, 2025

Black Run Creek Dam, located in Mt Pleasant, North Carolina, stands as a crucial water resource for the area, specifically serving the purpose of water supply.


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Summary

Completed in 1988, this earth dam boasts a hydraulic height of 38 feet and a structural height of 48 feet, with a storage capacity of 1536 acre-feet. Situated along the Black Run Creek, the dam spans 840 feet in length and covers an impressive surface area of 80 acres, making it a significant contributor to the local water infrastructure.

Despite its essential role in water supply, Black Run Creek Dam is classified as having a high hazard potential, albeit with a fair condition assessment as of the last inspection in January 2020. The dam falls under state regulation by the North Carolina Department of Environmental Quality's Dam Safety Program, ensuring that it is subject to regular inspections, permitting, and enforcement measures to maintain its safety and functionality. With a notable association with the Wilmington District of the US Army Corps of Engineers, the dam's importance in water management and climate resilience for Cabarrus County cannot be overstated.

As a vital piece of water infrastructure in the region, Black Run Creek Dam serves as a critical component in the water supply system for Mt Pleasant and its surrounding areas. With its strategic location along the Black Run Creek and its significant storage capacity, the dam plays a key role in ensuring water availability for the community. Regular inspections, state regulation, and a fair condition assessment underscore the importance of maintaining this earth dam to mitigate risks and sustain the local water resources in the face of changing climate conditions.

Year Completed

1988

Dam Length

840

River Or Stream

Black Run Creek

Primary Dam Type

Earth

Surface Area

80

Hydraulic Height

38

Nid Storage

1536

Structural Height

48

Hazard Potential

High

Nid Height

48
       
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.