Lake Medina Dam

Lake Medina Dam is an earth dam located in Medina County, Ohio, built in 1966. It carries a High hazard potential classification and has a fair condition assessment.

About Lake Medina Dam

The primary purpose of Lake Medina Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Medina County Park District (local government). It impounds the West Branch Rocky River - Offstream near Medina.

The dam stands 40 feet tall and stretches 6,000 feet across, creates a reservoir covering 105 acres, has a maximum storage capacity of 2,205 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, 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. An emergency action plan is in place for this dam. The most recent inspection on record was 10/25/2023.

At 40 feet, this dam is taller than 87% 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 Ohio 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: Yes

Location

StateOhio
CountyMedina
Nearest CityMedina
River/StreamWest Branch Rocky River - Offstream
Coordinates41.13944, -81.82167

Physical Characteristics

Dam TypeEarth
NID Height40 ft
Dam Height40 ft
Dam Length6,000 ft
Year Completed1966 (60 years old)

Storage & Hydraulics

NID Storage2,205 acre-ft
Max Storage2,205 acre-ft
Normal Storage1,385 acre-ft
Surface Area105 acres
Drainage Area0 sq mi
Max Discharge402 cfs

Ownership & Safety

PurposeRecreation
OwnerMedina County Park District
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection10/25/2023
Emergency Action PlanYes

Identifiers

NID IDOH00622
Federal IDOH00622
More InfoState Dam Safety Program

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