Oknoname 133003

Oknoname 133003 is an earth dam located in Seminole County, Oklahoma, built in 1950. It carries a Low hazard potential classification.

About Oknoname 133003

Oknoname 133003 is a dam in Seminole, Oklahoma. The dam is owned by Charles D & Lorie A Patterson (private). It impounds the Tr-negro Creek near Konawa.

The dam stands 35 feet tall and stretches 620 feet across, creates a reservoir covering 4 acres, and has a maximum storage capacity of 133 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 12/14/2010. That was over 15 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
CountySeminole
Nearest CityKonawa
River/StreamTr-negro Creek
Coordinates34.95194, -96.76532

Physical Characteristics

Dam TypeEarth
NID Height35 ft
Dam Height35 ft
Dam Length620 ft
Year Completed1950 (76 years old)

Storage & Hydraulics

NID Storage133 acre-ft
Max Storage133 acre-ft
Normal Storage88 acre-ft
Surface Area4 acres
Max Discharge1,728 cfs
Spillway TypeControlled

Ownership & Safety

PurposeOther
OwnerCHARLES D & LORIE A PATTERSON
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection12/14/2010
Emergency Action PlanNot Required

Identifiers

NID IDOK11082
Federal IDOK11082
More InfoState Dam Safety Program

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