Lower Peoga Lake Dam

Lower Peoga Lake Dam is an earth dam located in Johnson County, Indiana, built in 1946. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Lower Peoga Lake Dam

The primary purpose of Lower Peoga Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Peoga Lakes Association Incorporated (private). It impounds the Unnamed Tributary Mud Creek.

The dam stands 47 feet tall and stretches 410 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 265 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1946, the structure is well-established, with more than 75 years 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 04/19/2017. That was 8 years ago, which is on the longer end for a high-hazard structure.

At 47 feet, this dam is taller than 92% 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 Indiana 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 HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateIndiana
CountyJohnson
River/StreamUnnamed Tributary Mud Creek
Coordinates39.34411, -86.12922

Physical Characteristics

Dam TypeEarth
NID Height47 ft
Dam Height47 ft
Dam Length410 ft
Year Completed1946 (80 years old)

Storage & Hydraulics

NID Storage265 acre-ft
Max Storage265 acre-ft
Normal Storage186 acre-ft
Surface Area14 acres
Drainage Area0 sq mi
Max Discharge1,100 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerPEOGA LAKES ASSOCIATION INCORPORATED
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection04/19/2017
Emergency Action PlanYes

Identifiers

NID IDIN00343
Federal IDIN00343
More InfoState Dam Safety Program

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