Lankford Dam

Lankford Dam is an earth dam located in Marion County, Kentucky, built in 1970. It carries a High hazard potential classification and has a fair condition assessment.

About Lankford Dam

The primary purpose of Lankford Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by John Purdom (private). It impounds the Medlock Ck Offstream near Greenbriar.

The dam stands 33 feet tall and stretches 350 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 45 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1970, the structure is well into its service life at over 50 years old.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 08/07/2025.

At 33 feet, this dam is taller than 78% of dams nationwide.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Kentucky dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardFair ConditionEmergency Action Plan: Not Required

Location

StateKentucky
CountyMarion
Nearest CityGreenbriar
River/StreamMedlock Ck Offstream
Coordinates37.47504, -85.20592

Physical Characteristics

Dam TypeEarth
NID Height33 ft
Dam Height33 ft
Dam Length350 ft
Year Completed1970 (56 years old)

Storage & Hydraulics

NID Storage45 acre-ft
Max Storage45 acre-ft
Normal Storage32 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerJOHN PURDOM
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection08/07/2025
Emergency Action PlanNot Required

Identifiers

NID IDKY00608
Federal IDKY00608
More InfoState Dam Safety Program

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