Delgman Lake Dam is an earth dam located in Montgomery County, Missouri, built in 1968. It carries a Significant hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 500 ft long, taller than 65% 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 Delgman Lake Dam
The primary purpose of Delgman Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ray E.delgman (private). It impounds the Tr-clear Cr-loutre River near Hermann.
The dam stands 29 feet tall and stretches 500 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 41 acre-feet, and collects water from a drainage area of 19 square miles. Completed in 1968, the structure is well into its service life at over 50 years old.
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.
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Location
| State | Missouri |
| County | Montgomery |
| Nearest City | Hermann |
| River/Stream | Tr-clear Cr-loutre River |
| Coordinates | 38.83444, -91.51917 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 28 ft |
| Dam Length | 500 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 41 acre-ft |
| Max Storage | 41 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 19 sq mi |
| Max Discharge | 167 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Ray E.delgman |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO30332 |
| Federal ID | MO30332 |
| More Info | State Dam Safety Program |