West Fork Big Creek Dam B-105
West Fork Big Creek Dam B-105 is an earth dam located in Harrison County, Missouri, built in 1992. It carries a Low hazard potential classification.
About West Fork Big Creek Dam B-105
The primary purpose of West Fork Big Creek Dam B-105 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 Ck Watershed Sub (local government). It impounds the Tr-west Fork Big Creek near Bethany.
The dam stands 35 feet tall and stretches 430 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 54 acre-feet, and collects water from a drainage area of 135 square miles. Completed in 1992, the structure is 34 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 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Missouri |
| County | Harrison |
| Nearest City | Bethany |
| River/Stream | Tr-west Fork Big Creek |
| Coordinates | 40.37966, -94.01997 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 430 ft |
| Year Completed | 1992 (34 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 135 sq mi |
| Max Discharge | 213 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | WEST FORK BIG CK WATERSHED SUB |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO50331 |
| Federal ID | MO50331 |
| More Info | State Dam Safety Program |