Scs-nine Mile Creek Site-01
Scs-nine Mile Creek Site-01 is an earth dam located in Roger Mills County, Oklahoma, built in 1958. It carries a Significant hazard potential classification and has a fair condition assessment.
About Scs-nine Mile Creek Site-01
The primary purpose of Scs-nine Mile Creek Site-01 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Upper Washita Cons Dist (state). It impounds the Tr-washita River near Strong City.
The dam stands 51 feet tall and stretches 1,620 feet across, creates a reservoir covering 68 acres, and has a maximum storage capacity of 1,440 acre-feet. Completed in 1958, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 02/16/2012. That was over 14 years ago.
At 51 feet, this dam is taller than 93% of dams nationwide.
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Location
| State | Oklahoma |
| County | Roger Mills |
| Nearest City | Strong City |
| River/Stream | Tr-washita River |
| Coordinates | 35.70104, -99.56750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 51 ft |
| Dam Height | 51 ft |
| Dam Length | 1,620 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 1,440 acre-ft |
| Max Storage | 1,440 acre-ft |
| Normal Storage | 483 acre-ft |
| Surface Area | 68 acres |
| Max Discharge | 8,622 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | UPPER WASHITA CONS DIST |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 02/16/2012 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK01024 |
| Federal ID | OK01024 |
| More Info | State Dam Safety Program |