C W Thomas Lake Dam Reservoir Report

Last Updated: December 5, 2025

C W Thomas Lake Dam, located in Gretna, Florida, is a privately owned structure that serves primarily for recreational purposes.


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Summary

The dam stands at 17 feet high and spans a length of 1448 feet, creating a reservoir with a storage capacity of 2703 acre-feet. The dam, constructed with earth materials, overlooks the scenic C W Thomas Lake and covers an area of 88 acres, providing a tranquil setting for outdoor enthusiasts and nature lovers to enjoy.

Although the dam's hazard potential is currently undetermined and its condition assessment is not rated, it is subject to state regulation, inspection, and enforcement to ensure its safety and integrity. The dam's emergency action plan status, risk assessment, and management measures remain unclear, indicating a need for further evaluation and preparedness in case of any unforeseen events. With its picturesque location and potential for outdoor recreation, the C W Thomas Lake Dam presents both opportunities for enjoyment and a reminder of the importance of careful monitoring and maintenance in water resource management.

As a vital part of the water infrastructure in Gadsden County, Florida, the C W Thomas Lake Dam stands as a testament to the intersection of human engineering with natural beauty. With its storage capacity, structural design, and recreational purpose, the dam serves as a valuable resource for the local community while also highlighting the need for ongoing assessment and risk management to ensure its continued safety and functionality in the face of changing climate conditions.

Dam Length

1448

Dam Height

17

River Or Stream

C W THOMAS LAKE

Primary Dam Type

Earth

Surface Area

88

Nid Storage

2703

Hazard Potential

Undetermined

Nid Height

17
       
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.