Big Mouth Bass

Big Mouth Bass is an earth dam located in Okfuskee County, Oklahoma, built in 1950. It carries a Low hazard potential classification.

About Big Mouth Bass

The primary purpose of Big Mouth Bass is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Paterson & Paterson Properties Llc (private). It impounds the Tr-little Walnut Creek near Mason.

The dam stands 35 feet tall and stretches 425 feet across, and has a maximum storage capacity of 610 acre-feet. Completed in 1950, the structure is well-established, with more than 75 years of service.

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 05/25/2011. That was over 14 years ago.

At 35 feet, this dam is taller than 82% of dams nationwide.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateOklahoma
CountyOkfuskee
Nearest CityMason
River/StreamTr-little Walnut Creek
Coordinates35.54240, -96.45498

Physical Characteristics

Dam TypeEarth
NID Height35 ft
Dam Height35 ft
Dam Length425 ft
Year Completed1950 (76 years old)

Storage & Hydraulics

NID Storage610 acre-ft
Max Storage610 acre-ft
Normal Storage390 acre-ft
Max Discharge870 cfs
Spillway TypeControlled

Ownership & Safety

PurposeRecreation
OwnerPATERSON & PATERSON PROPERTIES LLC
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection05/25/2011
Emergency Action PlanNot Required

Identifiers

NID IDOK12741
Federal IDOK12741
More InfoState Dam Safety Program

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