Dew Dam Reservoir Report

Last Updated: December 6, 2025

Dew Dam, located in King and Queen County, Virginia, is a state-regulated structure primarily used for irrigation purposes.


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Summary

With a dam height of 12 feet and a length of 238 feet, this earth dam has a storage capacity of 146 acre-feet. While the hazard potential of Dew Dam is currently classified as 'Undetermined' and its condition assessment is 'Not Rated', the state regulatory agency, Department of Conservation and Recreation, ensures that the dam is regularly inspected, permitted, and enforced to meet safety standards.

Despite its modest size, Dew Dam plays a crucial role in water resource management in the area, providing essential irrigation water for agricultural purposes. The dam also offers recreational opportunities for the surrounding community. The presence of the dam highlights the importance of sustainable water management practices, especially in the face of changing climate conditions that can impact water availability and quality. As a state-regulated structure, Dew Dam represents a collaborative effort to protect water resources and ensure the safety of surrounding communities.

As water resource and climate enthusiasts, it is important to recognize the significance of structures like Dew Dam in managing water resources effectively. By understanding the regulatory processes, purposes, and conditions of dams like Dew Dam, enthusiasts can contribute to ongoing efforts to promote sustainable water management practices and address the challenges posed by climate change. The presence of Dew Dam serves as a reminder of the interconnectedness of water resources, climate, and human activities, highlighting the need for proactive measures to safeguard our water supply for future generations.

Dam Length

238

Dam Height

12

Hydraulic Height

12

Nid Storage

146

Structural Height

12

Hazard Potential

Undetermined

Nid Height

12
       
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.