Marion Mendenhall
Marion Mendenhall is an earth dam located in Holt County, Missouri, built in 1972. It carries a Low hazard potential classification.
About Marion Mendenhall
The primary purpose of Marion Mendenhall is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Unknown (private). It impounds the Tr Davis Creek near Mound City.
The dam stands 20 feet tall, creates a reservoir covering 9 acres, has a maximum storage capacity of 96 acre-feet, and collects water from a drainage area of 220 square miles. Completed in 1972, the structure is well into its service life at over 50 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.
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Location
| State | Missouri |
| County | Holt |
| Nearest City | Mound City |
| River/Stream | Tr Davis Creek |
| Coordinates | 40.12267, -95.19992 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 96 acre-ft |
| Max Storage | 96 acre-ft |
| Normal Storage | 33 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 220 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | UNKNOWN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10253 |
| Federal ID | MO10253 |
| More Info | State Dam Safety Program |