West Fork Big Creek Dam B-149
West Fork Big Creek Dam B-149 is an earth dam located in Harrison County, Missouri, built in 1995. It carries a Low hazard potential classification.
About West Fork Big Creek Dam B-149
The primary purpose of West Fork Big Creek Dam B-149 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 Harrison Co Swcd And West Fk B (local government). It impounds the Tr-big Creek near Bridgeport.
The dam stands 24 feet tall and stretches 550 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 79 acre-feet, and collects water from a drainage area of 130 square miles. Completed in 1995, the structure is 31 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.
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Location
| State | Missouri |
| County | Harrison |
| Nearest City | Bridgeport |
| River/Stream | Tr-big Creek |
| Coordinates | 40.22380, -94.04744 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 20 ft |
| Dam Length | 550 ft |
| Year Completed | 1995 (31 years old) |
Storage & Hydraulics
| NID Storage | 79 acre-ft |
| Max Storage | 79 acre-ft |
| Normal Storage | 19 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 130 sq mi |
| Max Discharge | 125 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | HARRISON CO SWCD AND WEST FK B |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO50657 |
| Federal ID | MO50657 |
| More Info | State Dam Safety Program |