Scs-cottonwood Creek Site-03

Scs-cottonwood Creek Site-03 is an earth dam located in Logan County, Oklahoma, built in 1966. It carries a Significant hazard potential classification and has a fair condition assessment.

About Scs-cottonwood Creek Site-03

The primary purpose of Scs-cottonwood Creek Site-03 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 Logan Co Cons Dist (state). It impounds the Tr-cottonwoodcreek near Guthrie.

The dam stands 38 feet tall and stretches 2,300 feet across, creates a reservoir covering 15 acres, and has a maximum storage capacity of 499 acre-feet. Completed in 1966, 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 06/21/2011. That was over 14 years ago.

At 38 feet, this dam is taller than 85% of dams nationwide.

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Significant HazardFair ConditionEmergency Action Plan: Not Required

Location

StateOklahoma
CountyLogan
Nearest CityGuthrie
River/StreamTr-cottonwoodcreek
Coordinates35.82234, -97.48011

Physical Characteristics

Dam TypeEarth
NID Height38 ft
Dam Height38 ft
Dam Length2,300 ft
Year Completed1966 (60 years old)

Storage & Hydraulics

NID Storage499 acre-ft
Max Storage499 acre-ft
Normal Storage78 acre-ft
Surface Area15 acres
Max Discharge1,464 cfs
Spillway TypeControlled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerLOGAN CO CONS DIST
Owner TypeState
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection06/21/2011
Emergency Action PlanNot Required

Identifiers

NID IDOK12046
Federal IDOK12046
More InfoState Dam Safety Program

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