Lehenbaur Lake Dam-section 25 is an earth dam located in Callaway County, Missouri, built in 1977. It carries a Low hazard potential classification.
Dam profile
NID height · 45 ft45 ft tall and 1,400 ft long, taller than 90% 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 Lehenbaur Lake Dam-section 25
The primary purpose of Lehenbaur Lake Dam-section 25 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Harry W. Lehenbauer (private). It impounds the Rocky Branch near Auxvasse.
The dam stands 45 feet tall and stretches 1,400 feet across, creates a reservoir covering 37 acres, has a maximum storage capacity of 867 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1977, the structure is 49 years old.
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. The most recent inspection on record was 02/01/2022.
At 45 feet, this dam is taller than 90% of dams nationwide.
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Location
| State | Missouri |
| County | Callaway |
| Nearest City | Auxvasse |
| River/Stream | Rocky Branch |
| Coordinates | 38.99175, -91.99344 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Height | 45 ft |
| Dam Length | 1,400 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 867 acre-ft |
| Max Storage | 867 acre-ft |
| Normal Storage | 404 acre-ft |
| Surface Area | 37 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 1,100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Harry W. Lehenbauer |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 02/01/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MO11162 |
| Federal ID | MO11162 |
| More Info | State Dam Safety Program |