Indian Lake Dam

Indian Lake Dam is an earth dam located in Logan County, Ohio, built in 1852. It carries a High hazard potential classification and has a poor condition assessment.

About Indian Lake Dam

The primary purpose of Indian Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Odnr, Division Of Parks & Watercraft (state). It impounds the Great Miami River near Russells Point.

The dam stands 16 feet tall and stretches 19,860 feet across, creates a reservoir covering 4,778 acres, has a maximum storage capacity of 30,322 acre-feet, and collects water from a drainage area of 98 square miles. Completed in 1852, the structure is one of the older dams in the region, with over a century and a half of service.

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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 11/26/2024.

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 HazardPoor ConditionEmergency Action Plan: Yes

Location

StateOhio
CountyLogan
Nearest CityRussells Point
River/StreamGreat Miami River
Coordinates40.46750, -83.87556

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Height16 ft
Dam Length19,860 ft
Year Completed1852 (174 years old)

Storage & Hydraulics

NID Storage30,322 acre-ft
Max Storage30,322 acre-ft
Normal Storage18,414 acre-ft
Surface Area4,778 acres
Drainage Area98 sq mi

Ownership & Safety

PurposeRecreation
OwnerODNR, Division of Parks & Watercraft
Owner TypeState
Hazard ClassificationHigh
Condition AssessmentPoor
Last Inspection11/26/2024
Emergency Action PlanYes

Identifiers

NID IDOH00596
Federal IDOH00596
More InfoState Dam Safety Program

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