Upper Locust Creek L-109 is an earth dam located in Putnam County, Missouri, built in 1993. It carries a Low hazard potential classification.
Dam profile
NID height · 36 ft36 ft tall and 490 ft long, taller than 82% 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 Upper Locust Creek L-109
The primary purpose of Upper Locust Creek L-109 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 Upper Locust Watershed Subdist (local government). It impounds the Tr-tanyard Creek near Browning.
The dam stands 36 feet tall and stretches 490 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 128 acre-feet, and collects water from a drainage area of 32 square miles. Completed in 1993, the structure is 33 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 11/01/1998. That was over 27 years ago.
At 36 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Missouri |
| County | Putnam |
| Nearest City | Browning |
| River/Stream | Tr-tanyard Creek |
| Coordinates | 40.47603, -93.07138 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 33 ft |
| Dam Length | 490 ft |
| Year Completed | 1993 (33 years old) |
Storage & Hydraulics
| NID Storage | 128 acre-ft |
| Max Storage | 128 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 32 sq mi |
| Max Discharge | 212 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Upper Locust Watershed Subdist |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/01/1998 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO50738 |
| Federal ID | MO50738 |
| More Info | State Dam Safety Program |