SCS-Lower Black Bear Creek Site-23 is a state-regulated dam located in Pawnee, Oklahoma, designed by USDA NRCS with a primary purpose of flood risk reduction.
Wind
Humidity
This Earth dam stands at a height of 71 feet, with a hydraulic height of 67 feet and a structural height of 71 feet. Completed in 1973, it has a storage capacity of 1408 acre-feet and a normal storage of 169 acre-feet, serving as a crucial infrastructure for managing water resources in the area.
The dam features a controlled spillway with a width of 1 foot and an outlet gate consisting of a single valve. Despite its age, the dam's hazard potential is rated as low, with a risk assessment indicating a very high risk level. The condition assessment is currently not rated, and the last inspection was conducted in 1980 with an inspection frequency of every 5 years. With its strategic location in the Blackburn area and its ability to mitigate flood risks, SCS-Lower Black Bear Creek Site-23 plays a vital role in protecting the surrounding communities and maintaining water resource sustainability.
As a key element of the flood risk reduction infrastructure in Tulsa District, SCS-Lower Black Bear Creek Site-23 serves as a crucial line of defense against potential inundation events. With a strong foundation of soil and core made of stone, this dam has been instrumental in managing water flow along TR-Camp Creek. Despite its age, the dam continues to operate effectively, with state permitting, inspection, and enforcement mechanisms in place to ensure its ongoing reliability. Its low hazard potential and high risk assessment underscore its importance in safeguarding the local area from the impacts of extreme weather events and climate variability.
Year Completed |
1973 |
Dam Length |
950 |
Dam Height |
71 |
River Or Stream |
TR-CAMP CREEK |
Primary Dam Type |
Earth |
Surface Area |
21 |
Hydraulic Height |
67 |
Nid Storage |
1408 |
Structural Height |
71 |
Outlet Gates |
Valve - 1 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
71 |
Black Bear Creek At Pawnee
|
11cfs |
Arkansas River At Ralston
|
1820cfs |
Cimarron River Near Ripley
|
544cfs |
Hominy Creek Near Hominy
|
2cfs |
Salt Fork Arkansas River At Tonkawa
|
535cfs |
Bird Creek At Avant
|
9cfs |
| Location | Reservations | Toilets |
|---|---|---|
Pawnee Lake
|
||
Kimanis
|
||
Knights of Columbus
|
||
Sac N' Fox
|
||
Rotary
|