East Fork Big Creek Dam E- 53b is an earth dam located in Harrison County, Missouri, built in 1986. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 460 ft long, taller than 62% 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 East Fork Big Creek Dam E- 53b
The primary purpose of East Fork Big Creek Dam E- 53b 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 Efbc Subdistrict (local government). It impounds the East Fork Big Creek near Bethany.
The dam stands 28 feet tall and stretches 460 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 83 acre-feet, and collects water from a drainage area of 256 square miles. Completed in 1986, the structure is 40 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 | Bethany |
| River/Stream | East Fork Big Creek |
| Coordinates | 40.42430, -93.95350 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 26 ft |
| Dam Length | 460 ft |
| Year Completed | 1986 (40 years old) |
Storage & Hydraulics
| NID Storage | 83 acre-ft |
| Max Storage | 83 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 256 sq mi |
| Max Discharge | 72 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Efbc Subdistrict |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO12269 |
| Federal ID | MO12269 |
| More Info | State Dam Safety Program |