C.L. White Swine Lagoon Reservoir Report

Last Updated: December 5, 2025

The C.L.


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Summary

White Swine Lagoon in Surry, North Carolina, is a privately-owned water resource structure that plays a crucial role in managing wastewater from swine farming activities. This lagoon is regulated and inspected by the North Carolina Department of Environmental Quality, ensuring compliance with state regulations and enforcement measures. With a low hazard potential but poor condition assessment, this lagoon requires attention to address any potential risks and ensure its continued functionality.

Located near Snow Creek in Surry County, this earth dam structure has a hydraulic height of 24 feet and a structural height of 26 feet, with a storage capacity of 64 acre-feet. Despite its modest size with a surface area of 3.6 acres, the lagoon provides essential water management for the surrounding area. The last inspection in April 2016 highlighted the need for improvements, indicating the importance of regular maintenance and risk assessment to safeguard the environment and water resources in the region.

As climate change impacts water resources and the environment, structures like the C.L. White Swine Lagoon become increasingly valuable for sustainable water management. With the potential for modifications and upgrades to enhance its performance and safety, this lagoon serves as a focal point for water resource and climate enthusiasts interested in innovative solutions for agricultural wastewater management and environmental protection in North Carolina.

Dam Length

996

River Or Stream

Snow Creek

Primary Dam Type

Earth

Surface Area

3.6

Hydraulic Height

24

Nid Storage

64

Structural Height

26

Hazard Potential

Low

Nid Height

26
       
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.