Attoek Dam Reservoir Report

Last Updated: December 5, 2025

Attoek Dam, located in Culpeper, Virginia, is a privately owned structure regulated by the Department of Conservation and Recreation.


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Summary

The dam stands at a height of 14.25 feet and has a storage capacity of 78.49 acre-feet, with a normal storage level of 52.84 acre-feet. Despite its undetermined hazard potential and unrated condition assessment, the dam is subject to regular state inspections, permitting, and enforcement to ensure its safety and functionality.

The Attoek Dam, part of the Baltimore District, serves a crucial role in water resource management in the region. While specific details on its primary purpose and dam type are not provided, its strategic location and storage capacity contribute to flood control, irrigation, and other water-related activities in the area. The dam's significance is underscored by its state jurisdiction, indicating the importance of regulatory oversight and maintenance for sustainable water resource management.

For water resource and climate enthusiasts, the Attoek Dam offers a case study in private ownership and state regulation of critical infrastructure. With its geographical coordinates at 38.4951 latitude and -77.9044 longitude, the dam's presence in Culpeper, Virginia, highlights the intersection of human engineering and natural resources. As efforts continue to assess its risk potential and implement management measures, the Attoek Dam stands as a focal point for understanding the complexities of water infrastructure in a changing climate landscape.

Dam Length

350

Dam Height

14.25

Surface Area

12.01

Hydraulic Height

14.25

Nid Storage

78.49

Structural Height

14.25

Hazard Potential

Undetermined

Nid Height

14
       
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.