West Fork Big Creek Dam B-116 is an earth dam located in Harrison County, Missouri, built in 1993. It carries a Low hazard potential classification.
Dam profile
NID height · 34 ft34 ft tall and 390 ft long, taller than 78% 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 West Fork Big Creek Dam B-116
The primary purpose of West Fork Big Creek Dam B-116 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 West Fork Big Creek Sub Distri (local government). It impounds the Tr-west Fork Big Creek near Bethany.
The dam stands 34 feet tall and stretches 390 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 128 acre-feet, and collects water from a drainage area of 1,100 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.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Missouri |
| County | Harrison |
| Nearest City | Bethany |
| River/Stream | Tr-west Fork Big Creek |
| Coordinates | 40.32406, -94.04838 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 33 ft |
| Dam Length | 390 ft |
| Year Completed | 1993 (33 years old) |
Storage & Hydraulics
| NID Storage | 128 acre-ft |
| Max Storage | 128 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1,100 sq mi |
| Max Discharge | 334 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | West Fork Big Creek Sub Distri |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO50588 |
| Federal ID | MO50588 |
| More Info | State Dam Safety Program |