Amelia County Dam # 18 Reservoir Report

Last Updated: December 5, 2025

Amelia County Dam #18, located in Amelia, Virginia, is a state-regulated dam owned by an unspecified entity.


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Summary

Standing at a height of 31 feet, this dam serves a primary purpose that remains unlisted. With a storage capacity of 135.78 acre-feet, it covers a surface area of 9.7 acres and has a normal storage capacity of 93.12 acre-feet. Despite being undetermined in terms of hazard potential and not yet rated for its condition, the dam has been inspected at a frequency of once per year.

Operated by the Department of Conservation and Recreation in Virginia, Amelia County Dam #18 is situated within the Norfolk District. The dam has not been modified in recent years and lacks emergency action plans or inundation maps. With risk assessment and management measures yet to be specified, the condition of the dam remains unknown. Despite these uncertainties, the dam continues to play a crucial role in water resource management and climate adaptation efforts in the region, underscoring the importance of ongoing monitoring and maintenance to ensure its safety and functionality.

Dam Length

680

Dam Height

31

Surface Area

9.7

Hydraulic Height

31

Nid Storage

135.78

Structural Height

31

Hazard Potential

Undetermined

Nid Height

31
       
Seasonal Comparison

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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.