White Oak Lake Dam No. 1 (east)

White Oak Lake Dam No. 1 (east) is an earth dam located in Knox County, Indiana, built in 1935. It carries a Significant hazard potential classification and has a poor condition assessment.

About White Oak Lake Dam No. 1 (east)

The primary purpose of White Oak Lake Dam No. 1 (east) is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Indiana Department Of Natural Resources (state). It impounds the South Fork Smalls Creek.

The dam stands 15 feet tall and stretches 600 feet across, has a maximum storage capacity of 309 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1935, the structure is well-established, with more than 75 years of service.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 06/17/2020.

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Significant HazardPoor ConditionEmergency Action Plan: No

Location

StateIndiana
CountyKnox
River/StreamSouth Fork Smalls Creek
Coordinates38.74399, -87.40421

Physical Characteristics

Dam TypeEarth
NID Height15 ft
Dam Height9 ft
Dam Length600 ft
Year Completed1935 (91 years old)

Storage & Hydraulics

NID Storage309 acre-ft
Max Storage309 acre-ft
Normal Storage125 acre-ft
Drainage Area1 sq mi
Max Discharge357 cfs
Spillway TypeNone

Ownership & Safety

PurposeRecreation
OwnerINDIANA DEPARTMENT OF NATURAL RESOURCES
Owner TypeState
Hazard ClassificationSignificant
Condition AssessmentPoor
Last Inspection06/17/2020
Emergency Action PlanNo

Identifiers

NID IDIN00344
Federal IDIN00344
More InfoState Dam Safety Program

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