West Fork Big Creek Dam B- 85 is an earth dam located in Harrison County, Missouri, built in 2006. It carries a Low hazard potential classification.
Dam profile
NID height · 43 ft43 ft tall and 465 ft long, taller than 89% 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- 85
The primary purpose of West Fork Big Creek Dam B- 85 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 Brooklyn.
The dam stands 43 feet tall and stretches 465 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 120 acre-feet, and collects water from a drainage area of 75 square miles. Completed in 2006, 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.
At 43 feet, this dam is taller than 89% of dams nationwide.
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Location
| State | Missouri |
| County | Harrison |
| Nearest City | Brooklyn |
| River/Stream | West Fork Big Creek |
| Coordinates | 40.45980, -94.04205 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 43 ft |
| Dam Height | 30 ft |
| Dam Length | 465 ft |
| Year Completed | 2006 (20 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 31 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 75 sq mi |
| Max Discharge | 322 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | West Fork Big Creek Watershed |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO51417 |
| Federal ID | MO51417 |
| More Info | State Dam Safety Program |