Scs-upper Black Bear Creek Site-70 is an earth dam located in Noble County, Oklahoma, built in 1975. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 1,400 ft long. 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 Black Bear Creek Site-70
The primary purpose of Scs-upper Black Bear Creek Site-70 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 Noble Co Cons Dist (state). It impounds the Tr-black Bear Creek near Sumner.
The dam stands 24 feet tall and stretches 1,400 feet across, creates a reservoir covering 15 acres, and has a maximum storage capacity of 357 acre-feet. Completed in 1975, 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 11/09/1999. That was over 26 years ago.
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Location
| State | Oklahoma |
| County | Noble |
| Nearest City | Sumner |
| River/Stream | Tr-black Bear Creek |
| Coordinates | 36.32934, -97.15237 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 1,400 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 357 acre-ft |
| Max Storage | 357 acre-ft |
| Normal Storage | 61 acre-ft |
| Surface Area | 15 acres |
| Max Discharge | 772 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Noble Co Cons Dist |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/09/1999 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12129 |
| Federal ID | OK12129 |
| More Info | State Dam Safety Program |