East Fork Big Creek Site E-23 Dam
East Fork Big Creek Site E-23 Dam is a dam located in Harrison County, Missouri, built in 1988. It carries a Significant hazard potential classification.
About East Fork Big Creek Site E-23 Dam
The primary purpose of East Fork Big Creek Site E-23 Dam 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 local government-owned. It impounds the East Fork Big Creek near Bethany.
The dam stands 19 feet tall, creates a reservoir covering 3 acres, has a maximum storage capacity of 42 acre-feet, and collects water from a drainage area of 105 square miles. Completed in 1988, the structure is 38 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
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Location
| State | Missouri |
| County | Harrison |
| Nearest City | Bethany |
| River/Stream | East Fork Big Creek |
| Coordinates | 40.55989, -93.90337 |
Physical Characteristics
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Year Completed | 1988 (38 years old) |
Storage & Hydraulics
| NID Storage | 42 acre-ft |
| Max Storage | 42 acre-ft |
| Normal Storage | 19 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 105 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO12328 |
| Federal ID | MO12328 |
| More Info | State Dam Safety Program |