Rappahannock Dam #5 Reservoir Report

Last Updated: December 5, 2025

Rappahannock Dam #5, located in Rappahannock, Virginia, is a state-regulated dam under the jurisdiction of the Department of Conservation and Recreation.


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Summary

Standing at a height of 30.5 feet, this dam serves as a vital structure for water resource management in the area, with a primary purpose that is not listed in the available data. Despite its undetermined hazard potential and not yet rated condition assessment, Rappahannock Dam #5 plays a crucial role in the storage and regulation of water flow, with a maximum storage capacity of 30.38 acre-feet and a normal storage capacity of 27.6 acre-feet.

Constructed by the US Army Corps of Engineers, this dam has a structural height matching its hydraulic height at 30.5 feet, with a length of 280 feet and a surface area of 2.3 acres. While specifics regarding its spillway type, outlet gates, and associated structures are not provided, the dam's maintenance and inspection are conducted regularly by the state regulatory agency, ensuring its operational integrity. With its location within the Baltimore District and oversight under state permitting and enforcement, Rappahannock Dam #5 stands as a critical infrastructure in the region's water resource management efforts.

As water resource and climate enthusiasts, the data on Rappahannock Dam #5 offers a glimpse into the intricate network of dams and structures that sustain our ecosystems. With its role in water storage, regulation, and potential flood control, this dam serves as a reminder of the delicate balance between human infrastructure and environmental stewardship. As we strive to understand and mitigate the impacts of climate change on our water resources, the management and maintenance of structures like Rappahannock Dam #5 become increasingly crucial in ensuring the resilience of our communities and ecosystems in the face of shifting weather patterns.

Dam Length

280

Dam Height

30.5

Surface Area

2.3

Hydraulic Height

30.5

Nid Storage

30.38

Structural Height

30.5

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.