Scs-Finn Creek Site-008 Reservoir Report

Last Updated: December 15, 2025

SCS-Finn Creek Site-008, located in McClain County, Oklahoma, is a state-regulated earth dam designed by the USDA NRCS and completed in 1964 for flood risk reduction along TR-Finn Creek.


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Summary

The dam stands at a height of 37 feet and has a storage capacity of 488 acre-feet, with a normal storage level of 131 acre-feet and a surface area of 19 acres. The dam is equipped with a controlled spillway and a single valve outlet gate for water management.

With a hazard potential rated as high and a condition assessment reported as fair, SCS-Finn Creek Site-008 poses a considerable risk in case of failure, especially given its very high risk assessment rating. The dam is subject to regular state inspections, with the last inspection conducted in November 2011. Although the emergency action plan status and risk management measures are not specified in the data, it is crucial for stakeholders to ensure that appropriate protocols are in place to address potential emergencies and mitigate risks associated with the dam.

Overall, SCS-Finn Creek Site-008 serves a critical purpose in flood risk reduction in the region, showcasing the importance of infrastructure like dams in managing water resources and protecting communities from the impacts of extreme weather events. As water resource and climate enthusiasts, the data on this dam provides valuable insights into its design, construction, and operational characteristics, highlighting the need for ongoing monitoring and maintenance to ensure its continued effectiveness and safety for the surrounding area.

Year Completed

1964

Dam Length

1080

Dam Height

37

River Or Stream

TR-FINN CREEK

Primary Dam Type

Earth

Surface Area

19

Hydraulic Height

37

Nid Storage

488

Structural Height

37

Outlet Gates

Valve - 1

Hazard Potential

High

Foundations

Soil

Nid Height

37
       
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.