Scs-nine Mile Creek Site-16 is an earth dam located in Roger Mills County, Oklahoma, built in 1964. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 670 ft long, taller than 50% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Scs-nine Mile Creek Site-16
The primary purpose of Scs-nine Mile Creek Site-16 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-ninemile Creek near Hammon Juntion.
The dam stands 25 feet tall and stretches 670 feet across, creates a reservoir covering 8 acres, and has a maximum storage capacity of 127 acre-feet. Completed in 1964, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 01/01/1980. That was over 46 years ago.
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Location
| State | Oklahoma |
| County | Roger Mills |
| Nearest City | Hammon Juntion |
| River/Stream | Tr-ninemile Creek |
| Coordinates | 35.76114, -99.52254 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 670 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 127 acre-ft |
| Max Storage | 127 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 8 acres |
| Max Discharge | 686 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Upper Washita Cons Dist |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 01/01/1980 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK01009 |
| Federal ID | OK01009 |
| More Info | State Dam Safety Program |