Scs-lower Clear Boggy Creek Site-17 is an earth dam located in Johnston County, Oklahoma, built in 1957. It carries a Low hazard potential classification.
Dam profile
NID height · 40 ft40 ft tall, 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-lower Clear Boggy Creek Site-17
The primary purpose of Scs-lower Clear Boggy Creek Site-17 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 Johnston Co Cons Dist (state). It impounds the Tr Sandy Creek.
The dam stands 40 feet tall, creates a reservoir covering 16 acres, and has a maximum storage capacity of 180 acre-feet. Completed in 1957, 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 40 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Oklahoma |
| County | Johnston |
| River/Stream | Tr Sandy Creek |
| Coordinates | 34.33304, -96.43501 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 180 acre-ft |
| Max Storage | 180 acre-ft |
| Normal Storage | 96 acre-ft |
| Surface Area | 16 acres |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Johnston Co 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 | OK20626 |
| Federal ID | OK20626 |
| More Info | State Dam Safety Program |