SCS-Cherokee Sandy Site-08d is a state-regulated earth dam located in Garvin, Oklahoma, with a primary purpose of flood risk reduction.
Wind
Humidity
Built in 1963 by USDA NRCS, this structure stands at a height of 32 feet and spans a length of 1240 feet, with a storage capacity of 428 acre-feet. The dam is situated on TR-WILLOW SANDY CREEK and is under the jurisdiction of the Oklahoma Water Resources Board.
With a controlled spillway and a low hazard potential, SCS-Cherokee Sandy Site-08d has a very high risk assessment rating, indicating the importance of its maintenance and monitoring. Although the dam's condition has not been rated since its last inspection in 1980, it is equipped with a valve outlet gate and follows a five-year inspection frequency. Despite its age, the dam continues to serve its purpose effectively in mitigating flood risks in the region, highlighting the significance of proper infrastructure in water resource management and climate resilience efforts in Oklahoma.
Year Completed |
1963 |
Dam Length |
1240 |
Dam Height |
32 |
River Or Stream |
TR-WILLOW SANDY CREEK |
Primary Dam Type |
Earth |
Surface Area |
14 |
Hydraulic Height |
28 |
Nid Storage |
428 |
Structural Height |
32 |
Outlet Gates |
Valve - 1 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
32 |
Washita River Near Pauls Valley
|
335cfs |
Rock Creek At Sulphur
|
8cfs |
Canadian River At Purcell
|
208cfs |
Walnut Creek At Purcell
|
29cfs |
Pennington Creek Near Reagan
|
7cfs |
Little River Near Tecumseh
|
7cfs |