Scs-cotton-coon-mission Cr Site-013 is an earth dam located in Washington County, Oklahoma, built in 1955. It carries a Low hazard potential classification.
Dam profile
NID height · 38 ft38 ft tall and 3,150 ft long, taller than 84% 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-cotton-coon-mission Cr Site-013
The primary purpose of Scs-cotton-coon-mission Cr Site-013 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 Caney Valley Cons Dist (state). It impounds the Tr-coon Creek near Dewey.
The dam stands 38 feet tall and stretches 3,150 feet across, creates a reservoir covering 15 acres, and has a maximum storage capacity of 1,050 acre-feet. Completed in 1955, 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.
At 38 feet, this dam is taller than 84% of dams nationwide.
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Location
| State | Oklahoma |
| County | Washington |
| Nearest City | Dewey |
| River/Stream | Tr-coon Creek |
| Coordinates | 36.81066, -95.88257 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 38 ft |
| Dam Height | 38 ft |
| Dam Length | 3,150 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 1,050 acre-ft |
| Max Storage | 1,050 acre-ft |
| Normal Storage | 67 acre-ft |
| Surface Area | 15 acres |
| Max Discharge | 956 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Caney Valley 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 | OK20863 |
| Federal ID | OK20863 |
| More Info | State Dam Safety Program |