Hampton Lake Dam Reservoir Report

Last Updated: December 5, 2025

Hampton Lake Dam, located in Cobb, Georgia, stands as a testament to the importance of water resource management and climate resilience.


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Summary

Built in 1950 for the primary purpose of recreation, this Earth dam with a height of 18.6 feet and a capacity of 65 acre-feet serves as a vital structure along Jackson Creek. Despite being privately owned, the dam has a low hazard potential and a moderate risk assessment rating, highlighting the need for ongoing monitoring and maintenance to ensure its continued safety and effectiveness in the face of changing environmental conditions.

The dam, which is under the jurisdiction of the Savannah District of the US Army Corps of Engineers, features an uncontrolled spillway and outlet gates, emphasizing the need for proper emergency preparedness and risk management measures. While the dam's condition assessment is currently listed as "Not Rated", its historical significance and role in water storage for recreational purposes make it a focal point for water resource and climate enthusiasts. With a surface area of 5.5 acres and a normal storage capacity of 29 acre-feet, Hampton Lake Dam serves as a critical piece of infrastructure in the Mt Bethel Church Environs, highlighting the intersection of human development and environmental stewardship in the region.

As the dam approaches its 70th year since completion, it serves as a reminder of the ongoing challenges and opportunities in managing water resources in a changing climate. With no state regulation or inspection currently in place, the responsibility falls on the private owner to ensure the dam's continued safety and functionality. As water resource and climate enthusiasts continue to advocate for sustainable practices and resilient infrastructure, Hampton Lake Dam stands as a microcosm of the larger issues facing water management in the 21st century, highlighting the need for proactive measures to address potential risks and ensure the long-term viability of our water resources.

Year Completed

1950

Dam Length

230

Dam Height

18.6

River Or Stream

JACKSON CREEK

Primary Dam Type

Earth

Surface Area

5.5

Hydraulic Height

15.9

Nid Storage

65

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

19
       
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.