Scs-cowden Laterals Site-009 is an earth dam located in Caddo County, Oklahoma, built in 1980. It carries a Low hazard potential classification.
Dam profile
NID height · 40 ft40 ft tall and 1,700 ft long, taller than 86% 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-cowden Laterals Site-009
The primary purpose of Scs-cowden 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 Washita River near Carnegie.
The dam stands 40 feet tall and stretches 1,700 feet across, creates a reservoir covering 32 acres, and has a maximum storage capacity of 940 acre-feet. Completed in 1980, the structure is 46 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 40 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Oklahoma |
| County | Caddo |
| Nearest City | Carnegie |
| River/Stream | Washita River |
| Coordinates | 35.15487, -98.61171 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 1,700 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 940 acre-ft |
| Max Storage | 940 acre-ft |
| Normal Storage | 163 acre-ft |
| Surface Area | 32 acres |
| Max Discharge | 4,000 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 | OK20775 |
| Federal ID | OK20775 |
| More Info | State Dam Safety Program |