Scs-tonkawa Creek Site-007 is an earth dam located in Caddo County, Oklahoma, built in 1969. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 990 ft long, taller than 62% 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-tonkawa Creek Site-007
The primary purpose of Scs-tonkawa Creek Site-007 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 South Caddo Cons Dist (state). It impounds the Tonkawa Creek near Anadarko.
The dam stands 28 feet tall and stretches 990 feet across, creates a reservoir covering 16 acres, and has a maximum storage capacity of 300 acre-feet. Completed in 1969, 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 | Caddo |
| Nearest City | Anadarko |
| River/Stream | Tonkawa Creek |
| Coordinates | 34.99338, -98.29202 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 990 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 300 acre-ft |
| Max Storage | 300 acre-ft |
| Normal Storage | 53 acre-ft |
| Surface Area | 16 acres |
| Max Discharge | 956 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | South Caddo 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 | OK20606 |
| Federal ID | OK20606 |
| More Info | State Dam Safety Program |