White Lake Conservancy District Dam

White Lake Conservancy District Dam is an earth dam located in Johnson County, Indiana, built in 1952. It carries a High hazard potential classification and has a fair condition assessment.

About White Lake Conservancy District Dam

The primary purpose of White Lake Conservancy District Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by White Lake Conservancy District (local government). It impounds the Unnamed Tributary Mud Creek.

The dam stands 57 feet tall and stretches 450 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 300 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1952, 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 11/30/2017. That was 8 years ago, which is on the longer end for a high-hazard structure.

At 57 feet, this dam is taller than 95% of all dams in the United States.

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 HazardFair ConditionEmergency Action Plan: Yes

Location

StateIndiana
CountyJohnson
River/StreamUnnamed Tributary Mud Creek
Coordinates39.35373, -86.11830

Physical Characteristics

Dam TypeEarth
NID Height57 ft
Dam Height55 ft
Dam Length450 ft
Year Completed1952 (74 years old)

Storage & Hydraulics

NID Storage300 acre-ft
Max Storage300 acre-ft
Normal Storage220 acre-ft
Surface Area12 acres
Drainage Area0 sq mi
Max Discharge208 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerWHITE LAKE CONSERVANCY DISTRICT
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection11/30/2017
Emergency Action PlanYes

Identifiers

NID IDIN00009
Federal IDIN00009
More InfoState Dam Safety Program

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