Cypress Road Lake Dam Reservoir Report

Last Updated: December 13, 2025

Cypress Road Lake Dam, located in Irwin, Georgia, is a buttress dam standing at a height of 11.5 feet.


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Summary

With a maximum storage capacity of 81.8 acre-feet and a normal storage capacity of 33.8 acre-feet, this dam serves as a vital resource for water management in the region. Despite being unregulated by the state and having a low hazard potential, the dam's risk assessment is moderate, highlighting the importance of ongoing monitoring and maintenance to ensure its structural integrity.

While the exact year of completion is unspecified, Cypress Road Lake Dam continues to play a crucial role in water resource management within the area. With uncontrolled spillways and outlet gates, the dam's emergency action plan status and risk management measures are not currently rated. However, the dam's risk assessment level of moderate suggests that further attention may be needed to address potential vulnerabilities and enhance overall safety protocols. As a part of the Jacksonville District, this dam stands as a testament to the intersection of water resource management and climate resilience in Georgia.

Climate enthusiasts and water resource experts alike can appreciate the significance of Cypress Road Lake Dam in balancing water storage needs and environmental safety. As a key infrastructure in the region, the dam's risk assessment and hazard potential underscore the importance of proactive monitoring and maintenance practices. With a commitment to effective risk management strategies, Cypress Road Lake Dam continues to serve as a vital component of the water resource infrastructure in Irwin, Georgia, demonstrating the ongoing efforts to safeguard against climate-related challenges and ensure sustainable water management practices for the future.

Dam Height

11.5

Nid Storage

81.8

Outlet Gates

Uncontrolled

Hazard Potential

Low

Foundations

Unlisted/Unknown

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.