SCS-Little Washita River Site-25, located in Caddo County, Oklahoma, is a state-regulated dam designed by the USDA NRCS for flood risk reduction along the Little Washita River.
Wind
Humidity
Completed in 1976, this earth dam stands at 57 feet high and spans 710 feet in length, with a capacity of 202 acre-feet and a maximum discharge of 420 cubic feet per second. The dam's spillway is controlled and features a single valve outlet gate.
The dam's hazard potential is rated as high, with a fair condition assessment as of August 2011. Despite its age, the dam continues to serve its primary purpose effectively, and is inspected regularly by the state regulatory agency, OWRB. The risk assessment for the dam is very high, emphasizing the importance of ongoing monitoring and maintenance to ensure the safety of downstream communities and infrastructure in the event of a flood.
Water resource and climate enthusiasts will appreciate the critical role that SCS-Little Washita River Site-25 plays in managing flood risks along the Little Washita River. With its high hazard potential and very high risk assessment, this dam serves as a vital infrastructure for protecting surrounding areas from potential inundation. Continued regulatory oversight and maintenance efforts will be essential to ensure the continued effectiveness and safety of this important flood risk reduction structure in Oklahoma.
Year Completed |
1976 |
Dam Length |
710 |
Dam Height |
57 |
River Or Stream |
TR-LITTLE WASHITA RIVER |
Primary Dam Type |
Earth |
Surface Area |
5 |
Hydraulic Height |
54 |
Nid Storage |
202 |
Structural Height |
57 |
Outlet Gates |
Valve - 1 |
Hazard Potential |
High |
Foundations |
Soil |
Nid Height |
57 |