Locust Lake Dam is an earth dam located in Owen County, Indiana, built in 1950. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 23 ft23 ft tall and 260 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Locust Lake Dam
The primary purpose of Locust Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ken Conklin (private). It impounds the Unnamed Tributary Little Mill Creek.
The dam stands 23 feet tall and stretches 260 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 132 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1950, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 07/30/2019.
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Location
| State | Indiana |
| County | Owen |
| River/Stream | Unnamed Tributary Little Mill Creek |
| Coordinates | 39.39422, -86.77813 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 260 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 132 acre-ft |
| Max Storage | 132 acre-ft |
| Normal Storage | 75 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,080 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Ken Conklin |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 07/30/2019 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IN00717 |
| Federal ID | IN00717 |
| More Info | State Dam Safety Program |