Kentucky River Lock & Dam 11 Reservoir Report

Last Updated: December 5, 2025

Kentucky River Lock & Dam 11, located in Madison County, Kentucky, is a state-owned structure managed by the Kentucky Division of Water.


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Summary

Built in 1906, this concrete dam stands at a height of 35 feet and spans 260 feet across the Kentucky River. Its primary purpose is water supply, with a maximum storage capacity of 14,370 acre-feet and a normal storage level of 6,919 acre-feet. The dam is regulated and inspected by the state, with a significant hazard potential and a fair condition assessment as of the last inspection in December 2016.

The dam features an uncontrolled spillway and is situated in the Huntington District of the US Army Corps of Engineers. While it does not have associated locks or hydropower facilities, it plays a crucial role in managing water resources in the region. With a drainage area of 3,219 square miles and a moderate risk rating, Kentucky River Lock & Dam 11 is a key component of the water infrastructure in Kentucky. Its historical significance and ongoing maintenance make it a noteworthy site for water resource and climate enthusiasts to explore and study.

As one of the oldest dams in the area, Kentucky River Lock & Dam 11 serves as a reminder of the importance of water management in sustaining communities and ecosystems. With its unique design and operational history, this dam offers insights into the challenges and opportunities associated with maintaining aging infrastructure in a changing climate. By understanding the role of structures like Kentucky River Lock & Dam 11, enthusiasts can appreciate the complexities of water resource management and the need for sustainable solutions in the face of evolving environmental conditions.

Year Completed

1906

Dam Length

260

Dam Height

35

River Or Stream

KENTUCKY RIVER

Primary Dam Type

Concrete

Drainage Area

3219

Hazard Potential

Significant

Nid Height

35
       
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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.