Poinsett Wid Site 6 is a flood risk reduction structure located in Harrisburg, Arkansas, designed by USDA NRCS and completed in 1979.
Wind
Humidity
This earth-type dam stands at 30 feet tall and spans 1124 feet, with a storage capacity of 338 acre-feet and a drainage area of 0.6 square miles. The dam serves the primary purpose of flood risk reduction along Ditch #1-TR, with a maximum discharge capacity of 540 cubic feet per second and a low hazard potential.
Owned by the local government and regulated by the Arkansas Natural Resources Commission, Poinsett Wid Site 6 is in compliance with state permitting, inspection, and enforcement requirements. The structure is considered to have a moderate risk level, and its condition is currently not rated. Despite its uncontrolled spillway and outlet gates, the dam has not undergone any modifications since its construction and is deemed to meet guidelines for emergency action planning. With its strategic location and functional design, Poinsett Wid Site 6 plays a crucial role in managing flood risks in the region.
Year Completed |
1979 |
Dam Length |
1124 |
Dam Height |
30 |
River Or Stream |
DITCH #1-TR |
Primary Dam Type |
Earth |
Surface Area |
21 |
Drainage Area |
0.6 |
Nid Storage |
338 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
Low |
Nid Height |
30 |
Cache River At Egypt
|
21cfs |
Languille River Near Colt
|
12cfs |
White River At Newport
|
11300cfs |
Black River At Elgin Ferry
|
3780cfs |
Languille River At Palestine
|
11cfs |
Black River At Black Rock
|
4290cfs |