Oknoname 059020 is a privately owned earth dam located in Harper County, Oklahoma, near the city of Freedom.
Wind
Humidity
Built in 1950 by the USDA NRCS, this dam serves as a regulatory structure for TR-Sleeping Bear Creek. Standing at 30 feet tall with a stone core and soil foundation, it has a storage capacity of 80 acre-feet and a surface area of 1 acre.
Despite its low hazard potential, Oknoname 059020 is considered to have a very high risk level, with a risk assessment rating of 1. The dam features a controlled spillway and a single valve outlet gate for water release. While it has not been rated for its current condition, the dam undergoes inspection every 5 years, with the last inspection conducted in August 2011. The dam is under the jurisdiction of the Oklahoma Water Resources Board (OWRB) and is regulated, permitted, inspected, and enforced by state agencies.
Overall, Oknoname 059020 plays a crucial role in water resource management and flood control in the region. Its design and construction by the Natural Resources Conservation Service reflect a commitment to sustainable infrastructure that benefits the local community and environment. As climate change continues to impact water resources, the maintenance and monitoring of structures like Oknoname 059020 are essential for ensuring the safety and resilience of our water infrastructure systems.
Year Completed |
1950 |
Dam Length |
285 |
Dam Height |
30 |
River Or Stream |
TR-SLEEPING BEAR CREEK |
Primary Dam Type |
Earth |
Surface Area |
1 |
Hydraulic Height |
22 |
Nid Storage |
80 |
Structural Height |
30 |
Outlet Gates |
Valve - 1 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
30 |
North Canadian River At Woodward
|
69cfs |
Cimarron River Near Buffalo
|
75cfs |
Cimarron River Near Waynoka
|
129cfs |
Cimarron R Near Buttermilk
|
47cfs |
Bluff Creek Nr Buttermilk
|
43cfs |
North Canadian River Near Seiling
|
104cfs |
| Location | Reservations | Toilets |
|---|---|---|
Supply Park - Fort Supply Lake
|
||
Boiling Springs State Park
|
||
Beaver Point - Fort Supply Lake
|