Scs-Cottonwood Creek Site-55 Reservoir Report

Last Updated: December 16, 2025

SCS-Cottonwood Creek Site-55, located in Logan County, Oklahoma, is a state-regulated dam designed by the USDA NRCS with a primary purpose of flood risk reduction.


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Summary

Completed in 1973, this earth-type dam stands at a height of 38 feet and has a storage capacity of 363 acre-feet. The dam, situated on TR-SPRING CREEK, plays a crucial role in protecting the surrounding area from potential flooding events.

With a significant hazard potential and a very high risk assessment rating, SCS-Cottonwood Creek Site-55 is closely monitored and inspected by the Oklahoma Water Resources Board. The dam is equipped with a controlled spillway and a single valve outlet gate to manage water flow during high-discharge events. Although the dam is assessed to be in fair condition, emergency action plans and risk management measures are essential to ensure the safety of downstream communities in the event of a potential breach or failure.

Overall, SCS-Cottonwood Creek Site-55 serves as a vital infrastructure for flood control and water resource management in the region. Its strategic location, design, and regulatory oversight highlight the importance of maintaining and enhancing the resilience of such critical water infrastructure in the face of evolving climate and hydrological conditions.

Year Completed

1973

Dam Length

1030

Dam Height

38

River Or Stream

TR-SPRING CREEK

Primary Dam Type

Earth

Surface Area

11

Hydraulic Height

34

Nid Storage

363

Structural Height

38

Outlet Gates

Valve - 1

Hazard Potential

Significant

Foundations

Soil

Nid Height

38
       
Seasonal Comparison

Weather Forecast

Dam Data Reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
Poor A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.
Not Available
Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.
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Area Campgrounds

Location Reservations Toilets
SCS-Cottonwood Creek Site-55Liberty Lake Preview Liberty Lake
SCS-Cottonwood Creek Site-55Guthrie Lake Preview Guthrie Lake
SCS-Cottonwood Creek Site-55Arcadia Lake Preview Arcadia Lake