Motorplex Dam #3 Reservoir Report

Last Updated: December 6, 2025

Motorplex Dam #3 is a privately owned structure located in Halifax, Virginia, with a primary purpose of recreation.


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Summary

The dam, classified as an Earth type, stands at 31.5 feet in height and spans 450 feet in length, with a storage capacity of 112 acre-feet. It is regulated by the Department of Conservation and Recreation in Virginia, ensuring that it meets state inspection, enforcement, and permitting requirements.

Despite being labeled as "Undetermined" in terms of hazard potential and "Not Rated" in condition assessment, Motorplex Dam #3 remains a significant feature in the area. Its location within the Wilmington District and proximity to the Denver Riggleman (R) Congressional district adds to its relevance in water resource management discussions. With a surface area of 7.3 acres and a normal storage capacity of 81 acre-feet, the dam provides both recreational opportunities and contributes to the overall water infrastructure in the region.

While some details such as the year of completion and last inspection date are not available, the data on Motorplex Dam #3 showcases its importance in water resource management in Virginia. As climate change impacts water availability and quality, understanding the status and regulation of such structures becomes crucial for ensuring their safety and continued functionality. Enthusiasts of water resources and climate science can appreciate the insights provided by this summary on the characteristics and regulatory aspects of Motorplex Dam #3.

Dam Length

450

Dam Height

31.5

Primary Dam Type

Earth

Surface Area

7.3

Hydraulic Height

31.5

Nid Storage

112

Structural Height

31.5

Hazard Potential

Undetermined

Nid Height

32
       
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.