West Fork Big Creek Dam B-119
West Fork Big Creek Dam B-119 is an earth dam located in Harrison County, Missouri, built in 2002. It carries a Low hazard potential classification.
About West Fork Big Creek Dam B-119
The primary purpose of West Fork Big Creek Dam B-119 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 Watershed (local government). It impounds the West Fork Big Creek near Bethany.
The dam stands 31 feet tall and stretches 550 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 51 acre-feet, and collects water from a drainage area of 170 square miles. Completed in 2002, the structure is relatively new.
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 08/01/2002. That was over 23 years ago.
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Location
| State | Missouri |
| County | Harrison |
| Nearest City | Bethany |
| River/Stream | West Fork Big Creek |
| Coordinates | 40.31707, -94.02301 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 30 ft |
| Dam Length | 550 ft |
| Year Completed | 2002 (24 years old) |
Storage & Hydraulics
| NID Storage | 51 acre-ft |
| Max Storage | 51 acre-ft |
| Normal Storage | 11 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 170 sq mi |
| Max Discharge | 111 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | WEST FORK BIG CREEK WATERSHED |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/01/2002 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO51088 |
| Federal ID | MO51088 |
| More Info | State Dam Safety Program |