Lake Dillman Dam (upper) is an earth dam located in Morgan County, Indiana, built in 1945. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 32 ft32 ft tall and 340 ft long, taller than 74% of U.S. dams with a recorded height. 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 Lake Dillman Dam (upper)
The primary purpose of Lake Dillman Dam (upper) is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Kimio Iizuka (private). It impounds the White River near Banta.
The dam stands 32 feet tall and stretches 340 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 120 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1945, the structure is well-established, with more than 75 years of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected 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 03/27/2018.
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Location
| State | Indiana |
| County | Morgan |
| Nearest City | Banta |
| River/Stream | White River |
| Coordinates | 39.51252, -86.25311 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 340 ft |
| Year Completed | 1945 (81 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 92 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 359 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Kimio Iizuka |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 03/27/2018 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IN00377 |
| Federal ID | IN00377 |
| More Info | State Dam Safety Program |