Frank Lake

Frank Lake is an earth dam located in Bryan County, Oklahoma, built in 1971. It carries a Low hazard potential classification.

About Frank Lake

The primary purpose of Frank Lake is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Barbara Nicholson (private). It impounds the Tr-chaney Cr near Blue Branch Cemetery.

The dam stands 42 feet tall and stretches 652 feet across, and has a maximum storage capacity of 426 acre-feet. Completed in 1971, 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 10/29/2009. That was over 16 years ago.

At 42 feet, this dam is taller than 89% of dams nationwide.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateOklahoma
CountyBryan
Nearest CityBlue Branch Cemetery
River/StreamTr-chaney Cr
Coordinates33.99884, -96.13491

Physical Characteristics

Dam TypeEarth
NID Height42 ft
Dam Height42 ft
Dam Length652 ft
Year Completed1971 (55 years old)

Storage & Hydraulics

NID Storage426 acre-ft
Max Storage426 acre-ft
Normal Storage250 acre-ft
Max Discharge5,199 cfs
Spillway TypeControlled

Ownership & Safety

PurposeIrrigation
OwnerBARBARA NICHOLSON
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection10/29/2009
Emergency Action PlanNot Required

Identifiers

NID IDOK00053
Federal IDOK00053
More InfoState Dam Safety Program

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