East Fork Big Creek Dam E-101 is an earth dam located in Harrison County, Missouri, built in 1985. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 600 ft long, taller than 74% 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-101
The primary purpose of East Fork Big Creek Dam E-101 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 E.fk.big Ck. Subdistrict (local government). It impounds the East Fork Big Creek near Bethany.
The dam stands 32 feet tall and stretches 600 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 137 acre-feet, and collects water from a drainage area of 70 square miles. Completed in 1985, the structure is 41 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 | 40.30234, -94.02012 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 30 ft |
| Dam Length | 600 ft |
| Year Completed | 1985 (41 years old) |
Storage & Hydraulics
| NID Storage | 137 acre-ft |
| Max Storage | 137 acre-ft |
| Normal Storage | 33 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 70 sq mi |
| Max Discharge | 140 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | E.fk.big Ck. Subdistrict |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO12298 |
| Federal ID | MO12298 |
| More Info | State Dam Safety Program |