Second Broad River W.S. Structure #23 Reservoir Report

Last Updated: December 6, 2025

Second Broad River W.S.


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Summary

Structure #23, located in Bostic, North Carolina, is a privately owned earth dam designed by USDA NRCS to primarily reduce flood risks along Stoney Creek. Completed in 1979, this structure stands at a structural height of 54 feet and has a hydraulic height of 12 feet, with a maximum storage capacity of 770 acre-feet. The dam spans 949 feet in length and serves a drainage area of 1502 acres.

This dam is regulated by the NCDEQ Dam Safety Program, with state permitting, inspection, and enforcement in place to ensure its safety and compliance with regulations. The dam's condition is assessed as fair, with a hazard potential rated as high. Despite this, the risk assessment for the structure is moderate, indicating that there are measures in place to manage potential risks. With uncontrolled spillways and outlet gates, as well as a history of regular inspections, Second Broad River W.S. Structure #23 plays a crucial role in safeguarding the surrounding area from flooding events.

Overall, this dam serves as a vital infrastructure for flood risk reduction in the region, standing as a testament to the collaborative efforts between private owners and regulatory agencies to ensure the safety and resilience of water resources in North Carolina. Its presence not only mitigates potential hazards but also highlights the importance of proactive management and maintenance of water structures in the face of changing climate conditions.

Year Completed

1979

Dam Length

949

River Or Stream

Stoney Creek

Primary Dam Type

Earth

Surface Area

12

Hydraulic Height

12

Drainage Area

1502

Nid Storage

770

Structural Height

54

Outlet Gates

Uncontrolled

Hazard Potential

High

Foundations

Soil

Nid Height

54
       
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.