Greif Aeration Pond Dam Reservoir Report

Last Updated: December 6, 2025

The Greif Aeration Pond Dam in Virginia is a privately owned structure regulated by the Department of Conservation and Recreation, serving a primary purpose that falls under the category of "Other." This earthen dam stands at a height of 58 feet, with a storage capacity of 72 acre-feet and a surface area of 5.2 acres.


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Summary

The dam's hazard potential is rated as high, yet its condition assessment is satisfactory as of the last inspection in October 2019.

Located in Amherst, Virginia, the Greif Aeration Pond Dam plays a crucial role in water resource management and climate impact mitigation in the region. Its design and construction meet state regulatory standards, with provisions for inspection, enforcement, and permitting in place. While the dam's emergency action plan and risk assessment details are still pending, the structure's ability to handle potential inundation events and its overall risk management measures are under continuous review.

This dam, overseen by the Norfolk District of the US Army Corps of Engineers, stands as a vital component of the water infrastructure in Amherst, Virginia. With a focus on maintaining its functionality and safety amidst changing climate conditions, the Greif Aeration Pond Dam serves as a key asset for water resource and climate enthusiasts to monitor and support in the ongoing effort to ensure the region's water security and resilience.

Dam Height

58

Primary Dam Type

Earth

Surface Area

5.2

Hydraulic Height

58

Nid Storage

72

Structural Height

58

Hazard Potential

High

Nid Height

58
       
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.