Scs-upper Bayou Site-18 is an earth dam located in Carter County, Oklahoma, built in 1977. It carries a Low hazard potential classification.
Dam profile
NID height · 31 ft31 ft tall and 1,420 ft long, taller than 72% 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-upper Bayou Site-18
The primary purpose of Scs-upper Bayou Site-18 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 Arbuckle Cons Dist (state). It impounds the Tr-walnut Creek near Dillard.
The dam stands 31 feet tall and stretches 1,420 feet across, creates a reservoir covering 38 acres, and has a maximum storage capacity of 803 acre-feet. Completed in 1977, the structure is 49 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 | Carter |
| Nearest City | Dillard |
| River/Stream | Tr-walnut Creek |
| Coordinates | 34.18337, -97.41060 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 1,420 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 999 acre-ft |
| Max Storage | 803 acre-ft |
| Normal Storage | 999 acre-ft |
| Surface Area | 38 acres |
| Max Discharge | 4,391 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Arbuckle 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 | OK20698 |
| Federal ID | OK20698 |
| More Info | State Dam Safety Program |