Scs-fort Cobb Laterals Site-009 is an earth dam located in Caddo County, Oklahoma, built in 1972. It carries a Low hazard potential classification.
Dam profile
NID height · 56 ft56 ft tall and 670 ft long, taller than 94% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Scs-fort Cobb Laterals Site-009
The primary purpose of Scs-fort Cobb Laterals Site-009 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 Tr-washita River near Washita.
The dam stands 56 feet tall and stretches 670 feet across, creates a reservoir covering 5 acres, and has a maximum storage capacity of 260 acre-feet. Completed in 1972, 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 56 feet, this dam is taller than 94% of dams nationwide.
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Location
| State | Oklahoma |
| County | Caddo |
| Nearest City | Washita |
| River/Stream | Tr-washita River |
| Coordinates | 35.05002, -98.36675 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 56 ft |
| Dam Height | 56 ft |
| Dam Length | 670 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 260 acre-ft |
| Max Storage | 260 acre-ft |
| Normal Storage | 49 acre-ft |
| Surface Area | 5 acres |
| Max Discharge | 730 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 | OK20590 |
| Federal ID | OK20590 |
| More Info | State Dam Safety Program |