Banks Lake Dam Reservoir Report

Last Updated: December 5, 2025

Banks Lake Dam, also known as Covenant Lake Dam, is a private-owned structure located in Cobb, Georgia, along the Little Powder Springs Creek.


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Summary

The dam primarily serves as a recreational area, offering opportunities for outdoor activities and water sports. With a dam height of 12.6 feet and a storage capacity of 181 acre-feet, Banks Lake Dam provides a serene oasis for water resource and climate enthusiasts to explore and enjoy.

Although the dam is classified as having a low hazard potential, its risk assessment is moderate. The structure features an uncontrolled spillway and outlet gates, and it has not been rated for its condition assessment. Despite not being regulated by the state, Banks Lake Dam is subject to periodic inspections, with the last one conducted in November 2016. With its tranquil surroundings and moderate risk level, the dam continues to be a point of interest for those interested in water resource management and climate-related issues in the region.

While the exact year of completion and other specific details may be unknown, Banks Lake Dam remains a key feature in the area, providing a valuable recreational space and serving as a focal point for water enthusiasts. As climate change continues to impact water resources globally, structures like Banks Lake Dam serve as important case studies for understanding the intersection of water management, climate resilience, and recreational opportunities in the region. Whether exploring the surrounding area or studying the dam's design and function, Banks Lake Dam offers a unique perspective for water resource and climate enthusiasts to engage with these critical issues.

Dam Length

420

Dam Height

12.6

River Or Stream

LITTLE POWDER SPRINGS CREEK

Primary Dam Type

Earth

Surface Area

20

Hydraulic Height

12.5

Nid Storage

181

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

13
       
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.