SCS-Sallisaw Creek Site-20, also known as Dahlonegah Lake, is a state-owned water resource located in Stilwell, Oklahoma.
Wind
Humidity
Managed by the USDA NRCS, this site serves as a crucial flood risk reduction structure along Hanging Dog Creek. Constructed in 1963, this stone core dam stands at a height of 48.1 feet and has a maximum storage capacity of 1391 acre-feet.
With a drainage area of 3.13 square miles, SCS-Sallisaw Creek Site-20 plays a vital role in protecting the surrounding area from potential flooding events. The dam's spillway, with a controlled design, allows for a maximum discharge of 15,778 cubic feet per second. Despite being classified as having a high hazard potential, the dam is currently assessed to be in fair condition, ensuring its effectiveness in managing flood risks for the community.
While this site has not undergone recent inspections or updates, its presence highlights the importance of proper water resource management and infrastructure maintenance in mitigating climate-related risks. As climate change continues to impact water resources, structures like SCS-Sallisaw Creek Site-20 play a crucial role in safeguarding communities and ecosystems from the adverse effects of extreme weather events.
Year Completed |
1963 |
Dam Length |
1878 |
Dam Height |
48.1 |
River Or Stream |
HANGING DOG CREEK |
Surface Area |
21 |
Hydraulic Height |
46 |
Drainage Area |
3.13 |
Nid Storage |
1391 |
Structural Height |
46 |
Outlet Gates |
Valve - 1 |
Hazard Potential |
High |
Foundations |
Soil |
Nid Height |
48 |
Caney Creek Near Barber
|
20cfs |
Little Lee Creek Near Short
|
34cfs |
Baron Fork At Dutch Mills
|
21cfs |
Lee Creek At Short
|
28cfs |
Baron Fork At Eldon
|
72cfs |
Illinois River Near Tahlequah
|
470cfs |