Scs-upper Black Bear Creek Site-73

Scs-upper Black Bear Creek Site-73 is an earth dam located in Noble County, Oklahoma, built in 1968. It carries a Significant hazard potential classification and has a fair condition assessment.

Hazard potentialSignificantFailure could cause major damage
ConditionFair2nd of 4 ratings
Emergency action planNot reported
Last inspection07/08/2011
Height36 ft
Built196858 years ago

Dam profile

NID height · 36 ft
36 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

36 ft tall and 1,030 ft long, taller than 82% 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 Black Bear Creek Site-73

The primary purpose of Scs-upper Black Bear Creek Site-73 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-mule Creek near Sumner.

The dam stands 36 feet tall and stretches 1,030 feet across, creates a reservoir covering 18 acres, and has a maximum storage capacity of 364 acre-feet. Completed in 1968, the structure is well into its service life at over 50 years old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 07/08/2011. That was over 15 years ago.

At 36 feet, this dam is taller than 82% of dams nationwide.

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Location

StateOklahoma
CountyNoble
Nearest CitySumner
River/StreamTr-mule Creek
Coordinates36.28816, -97.12926

Physical Characteristics

Dam TypeEarth
NID Height36 ft
Dam Height36 ft
Dam Length1,030 ft
Year Completed1968 (58 years old)

Storage & Hydraulics

NID Storage364 acre-ft
Max Storage364 acre-ft
Normal Storage57 acre-ft
Surface Area18 acres
Max Discharge1,758 cfs
Spillway TypeControlled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerNoble Co Cons Dist
Owner TypeState
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection07/08/2011
Emergency Action PlanNot Required

Identifiers

NID IDOK01443
Federal IDOK01443
More InfoState Dam Safety Program