West Fork Big Creek Dam P- 45 is an earth dam located in Harrison County, Missouri, built in 2004. It carries a Low hazard potential classification.
Dam profile
NID height · 36 ft36 ft tall and 409 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 West Fork Big Creek Dam P- 45
The primary purpose of West Fork Big Creek Dam P- 45 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 Ws Distric (local government). It impounds the Polecat near Bridgeport.
The dam stands 36 feet tall and stretches 409 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 79 acre-feet, and collects water from a drainage area of 165 square miles. Completed in 2004, 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 06/30/2004. That was over 22 years ago.
At 36 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Missouri |
| County | Harrison |
| Nearest City | Bridgeport |
| River/Stream | Polecat |
| Coordinates | 40.21338, -94.00012 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 31 ft |
| Dam Length | 409 ft |
| Year Completed | 2004 (22 years old) |
Storage & Hydraulics
| NID Storage | 79 acre-ft |
| Max Storage | 79 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 165 sq mi |
| Max Discharge | 431 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | West Fork Big Creek Ws Distric |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/30/2004 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO51245 |
| Federal ID | MO51245 |
| More Info | State Dam Safety Program |