Coffeeville Lock And Dam Reservoir Report

Last Updated: December 5, 2025

Coffeeville Lock and Dam, located on the Tombigbee River in Choctaw, Alabama, is a significant Federal structure managed by the US Army Corps of Engineers.


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Summary

Completed in 1962, this gravity dam serves primarily for navigation purposes, with additional benefits for recreation. With a height of 60 feet and a length of 1439 feet, the dam holds a storage capacity of 190,800 acre-feet and covers a surface area of 8,500 acres.

The dam features a controlled spillway with a width of 1119 feet and one lock that is 600 feet long and 110 feet wide. While the hazard potential is considered significant, the USACE continually monitors the dam's condition and implements risk management measures to address potential flood risks. Regular maintenance and repair activities are conducted to ensure the dam's functionality and structural integrity.

Despite the dam's ability to manage water levels and mitigate flood risks, the USACE remains vigilant in preparing emergency action plans, engaging with local emergency managers, and updating risk assessments to enhance public safety and preparedness in the event of a dam-related emergency. As water resource and climate enthusiasts, it is essential to recognize the critical role of dams like Coffeeville Lock and Dam in water management and disaster risk reduction efforts.

Year Completed

1962

Dam Length

1439

River Or Stream

TOMBIGBEE RIVER

Primary Dam Type

Gravity

Surface Area

8500

Length Of Locks

600

Hydraulic Height

52

Drainage Area

18417

Nid Storage

190800

Structural Height

60

Hazard Potential

Significant

Nid Height

60
       
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.