Mendenhall Lake Dam
Mendenhall Lake Dam is an earth dam located in Lawrence County, Missouri. It carries a Low hazard potential classification.
About Mendenhall Lake Dam
The primary purpose of Mendenhall Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Jack Mendenhall (private). It impounds the Tr-johnson Creek near Pennsboro.
The dam stands 20 feet tall, creates a reservoir covering 8 acres, has a maximum storage capacity of 86 acre-feet, and collects water from a drainage area of 990 square miles.
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 | Lawrence |
| Nearest City | Pennsboro |
| River/Stream | Tr-johnson Creek |
| Coordinates | 37.17537, -93.72139 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
Storage & Hydraulics
| NID Storage | 86 acre-ft |
| Max Storage | 86 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 990 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | JACK MENDENHALL |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO20420 |
| Federal ID | MO20420 |
| More Info | State Dam Safety Program |