Devil Harbor Lake Dam Reservoir Report

Last Updated: December 13, 2025

Devil Harbor Lake Dam, located in Dunnville, Kentucky, is a privately owned structure that serves primarily for recreational purposes.


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Summary

Completed in 1995, this earth dam stands at a height of 49 feet and stretches 650 feet in length. It has a storage capacity of 500 acre-feet, with a normal storage level of 300 acre-feet and covers an area of 18 acres, fed by the Goose Creek. The dam is regulated by the Kentucky Division of Water and undergoes regular inspections to ensure its safety and integrity.

Despite being rated as having a high hazard potential, Devil Harbor Lake Dam has been assessed as being in satisfactory condition, with the last inspection conducted in December 2016. The dam has an uncontrolled spillway with a width of 59 feet, and its risk assessment has been categorized as moderate. The surrounding area is at risk of inundation in case of a dam failure, but no Emergency Action Plan (EAP) has been reported. With a risk management plan yet to be defined, it is crucial for stakeholders to continue monitoring and maintaining the dam to mitigate potential risks and ensure the safety of the surrounding community and environment.

Year Completed

1995

Dam Length

650

Dam Height

49

River Or Stream

GOOSE CREEK

Primary Dam Type

Earth

Surface Area

18

Drainage Area

0.77

Nid Storage

500

Hazard Potential

High

Nid Height

49
       
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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.