SCS-Upper Black Bear Creek Site-40, located in Sumner, Oklahoma, is a state-regulated earth dam constructed in 1964 by the USDA NRCS.
Wind
Humidity
With a primary purpose of flood risk reduction, this dam stands at a height of 35 feet and has a storage capacity of 1298 acre-feet, serving the TR-Black Bear Creek watershed. The dam spans 1550 feet in length and has a controlled spillway with a width of 2 feet.
Despite being rated in fair condition during its last inspection in 2011, SCS-Upper Black Bear Creek Site-40 has a significant hazard potential and a very high risk assessment ranking. The dam is equipped with one valve outlet gate and is subject to regular state inspections, enforcement, and permitting by the Oklahoma Water Resources Board. The surrounding area, including Garfield County, Oklahoma, relies on the flood protection provided by this structure, highlighting the vital role it plays in water resource management and climate resilience efforts in the region.
Year Completed |
1964 |
Dam Length |
1550 |
Dam Height |
35 |
River Or Stream |
TR-BLACK BEAR CREEK |
Primary Dam Type |
Earth |
Surface Area |
45 |
Hydraulic Height |
35 |
Nid Storage |
1298 |
Structural Height |
35 |
Outlet Gates |
Valve - 1 |
Hazard Potential |
Significant |
Foundations |
Soil |
Nid Height |
35 |
Skeleton Creek At Enid
|
4cfs |
Skeleton Creek Near Lovell
|
41cfs |
Salt Fork Arkansas River At Tonkawa
|
352cfs |
Cimarron River Near Guthrie
|
442cfs |
Cimarron River Near Dover
|
300cfs |
Chikaskia River Near Blackwell
|
243cfs |