Fourche Creek Watershed Dam 12
Fourche Creek Watershed Dam 12 is an earth dam located in Ripley County, Missouri, built in 1978. It carries a Low hazard potential classification.
About Fourche Creek Watershed Dam 12
The primary purpose of Fourche Creek Watershed Dam 12 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 Fourche Cr Wtrshd Subdst (local government). It impounds the Tr-fourche Creek near Pocahontas Ark.
The dam stands 36 feet tall and stretches 830 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 446 acre-feet, and collects water from a drainage area of 128 square miles. Completed in 1978, the structure is 48 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.
At 36 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Missouri |
| County | Ripley |
| Nearest City | Pocahontas Ark |
| River/Stream | Tr-fourche Creek |
| Coordinates | 36.51252, -90.94026 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 34 ft |
| Dam Length | 830 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 446 acre-ft |
| Max Storage | 446 acre-ft |
| Normal Storage | 56 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 128 sq mi |
| Max Discharge | 660 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | FOURCHE CR WTRSHD SUBDST |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO31650 |
| Federal ID | MO31650 |
| More Info | State Dam Safety Program |