Aaron Dam Reservoir Report

Last Updated: December 8, 2025

Located in Pittsylvania, Virginia, the Aaron Dam is a vital water resource structure on the Bannister River.


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Summary

This earth dam, standing at 18 feet high and 275 feet long, serves primarily for irrigation purposes and is regulated by the Department of Conservation and Recreation. With a storage capacity of 51 acre-feet, the dam plays a crucial role in providing water for agricultural needs in the area.

Although the hazard potential of the dam is currently undetermined, it is regularly inspected and meets state regulatory requirements for permitting, inspection, and enforcement. The condition of the dam is not rated, but emergency action plans (EAP) are in place, ensuring that the necessary measures are in readiness for any potential risks. With its strategic location and functionality, Aaron Dam remains a key infrastructure contributing to water resource management in the region.

Enthusiasts of water resources and climate change will find Aaron Dam an intriguing site to study, given its significance in the irrigation system on the Bannister River. With its state-regulated status and inspection protocols in place, the dam serves as a model structure for sustainable water management practices. As the debate on water security and climate resilience intensifies, the role of structures like Aaron Dam becomes even more crucial in ensuring a reliable water supply for agricultural needs in the region.

Dam Length

275

Dam Height

18

River Or Stream

BANNISTER RIVER

Hydraulic Height

18

Nid Storage

51

Structural Height

18

Hazard Potential

Undetermined

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.