Oknoname 059066, located in Harper, Oklahoma, is a privately owned earth dam constructed in 1940 by the USDA NRCS for purposes classified as "Other." This dam on TR SAND CR river stands at a height of 26 feet with a length of 430 feet, offering a storage capacity of 70 acre-feet and a maximum discharge of 480 cubic feet per second.
Wind
Humidity
Despite its age, the dam is in a "Not Rated" condition and poses a low hazard potential according to the latest inspection in August 2011.
The dam's controlled spillway and valve outlet gate ensure effective water management, contributing to its very high risk assessment rating. While it lacks recent emergency action plans and inundation maps, Oknoname 059066 remains under state jurisdiction and regulation by the Oklahoma Water Resources Board (OWRB), with regular inspections and enforcement in place. With its strategic location and stone core foundation, this dam serves as a vital resource for flood control and water storage in the region, highlighting the importance of sustainable water resource management in the face of changing climate conditions.
Year Completed |
1940 |
Dam Length |
430 |
Dam Height |
26 |
River Or Stream |
TR SAND CR |
Primary Dam Type |
Earth |
Surface Area |
3 |
Hydraulic Height |
26 |
Nid Storage |
70 |
Structural Height |
26 |
Outlet Gates |
Valve - 1 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
26 |
Cimarron River Near Buffalo
|
75cfs |
North Canadian River At Woodward
|
59cfs |
Cimarron R Near Buttermilk
|
43cfs |
Bluff Creek Nr Buttermilk
|
43cfs |
Cimarron River Near Waynoka
|
133cfs |
Crooked C Nr Englewood
|
7cfs |