Scs-Finn Creek Site-030 Reservoir Report

Last Updated: December 12, 2025

SCS-Finn Creek Site-030, located in McClain County, Oklahoma, is a state-regulated earth dam designed by USDA NRCS for flood risk reduction on the TR-Finn Creek.


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Summary

Completed in 1965, this dam stands at a height of 22 feet and spans a length of 1300 feet, providing a max storage capacity of 245 acre-feet. With a controlled spillway and low hazard potential, this structure plays a crucial role in mitigating flood risks in the area.

Managed by the OWRB and inspected every 5 years, SCS-Finn Creek Site-030 boasts a very high risk rating due to its location and purpose. Despite being constructed over half a century ago, the dam remains in good condition and continues to serve its intended function effectively. With one valve outlet gate and a stone core foundation, this dam exemplifies the importance of strategic infrastructure in water resource management and climate adaptation.

As water resource and climate enthusiasts, the significance of SCS-Finn Creek Site-030 lies not only in its engineering and design but also in its ongoing maintenance and regulatory oversight. With a focus on flood risk reduction and a commitment to public safety, this dam stands as a testament to the vital role that infrastructure plays in preserving water resources and safeguarding communities against the impacts of a changing climate.

Year Completed

1965

Dam Length

1300

Dam Height

22

River Or Stream

TR-FINN CREEK

Primary Dam Type

Earth

Surface Area

11

Hydraulic Height

22

Nid Storage

245

Structural Height

22

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

22
       
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.