Scs-little Washita River Site-38
Scs-little Washita River Site-38 is an earth dam located in Grady County, Oklahoma, built in 1972. It carries a Significant hazard potential classification and has a fair condition assessment.
About Scs-little Washita River Site-38
The primary purpose of Scs-little Washita River Site-38 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 Grady Co Cons Dist (state). It impounds the West Bills Creek near Ninnekah.
The dam stands 54 feet tall and stretches 1,190 feet across, creates a reservoir covering 21 acres, and has a maximum storage capacity of 762 acre-feet. Completed in 1972, 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 12/02/2011. That was over 14 years ago.
At 54 feet, this dam is taller than 94% of dams nationwide.
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Location
| State | Oklahoma |
| County | Grady |
| Nearest City | Ninnekah |
| River/Stream | West Bills Creek |
| Coordinates | 34.93520, -98.08327 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 54 ft |
| Dam Height | 54 ft |
| Dam Length | 1,190 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 762 acre-ft |
| Max Storage | 762 acre-ft |
| Normal Storage | 149 acre-ft |
| Surface Area | 21 acres |
| Max Discharge | 5,274 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | GRADY CO CONS DIST |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 12/02/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK20837 |
| Federal ID | OK20837 |
| More Info | State Dam Safety Program |