Mcnairycypress Creek #5, also known as Mcnairy Cypress Creek W/S Dam 14, is a local government-owned structure located in McNairy, Tennessee.
Wind
Humidity
This earth dam, designed by USDA NRCS and NEEL-SCHAFFER, serves the primary purpose of flood risk reduction along the TRIBCYPRESS CREEK. Completed in 1988, the dam has a hydraulic height of 17 feet and a structural height of 31 feet, with a storage capacity of 898 acre-feet and a normal storage of 111 acre-feet.
The dam, with a length of 678 feet and a drainage area of 1.78 square miles, has been designated as low hazard potential and is currently in satisfactory condition. Inspected by the Tennessee Safe Dams Program, the dam's last assessment in February 2021 deemed it to meet safety guidelines and have a moderate risk rating. With no outlet gates and an uncontrolled spillway type, Mcnairycypress Creek #5 plays a crucial role in managing water resources and mitigating potential flood risks in the area.
Year Completed |
1988 |
Dam Length |
678 |
River Or Stream |
TRIBCYPRESS CREEK |
Primary Dam Type |
Earth |
Surface Area |
23.5 |
Hydraulic Height |
17 |
Drainage Area |
1.78 |
Nid Storage |
898 |
Structural Height |
31 |
Outlet Gates |
None |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
31 |
Hatchie River Near Walnut
|
105cfs |
Hatchie River At Bolivar
|
577cfs |
Horse Creek Near Savannah
|
63cfs |
Wolf River At Lagrange
|
170cfs |
Bear Creek At Bishop
|
4330cfs |
Middle Fork Forked Deer River Near Fairview
|
118cfs |