Scs-Little Deep Fork Creek Site-47 Reservoir Report

Last Updated: December 6, 2025

SCS-Little Deep Fork Creek Site-47, located in Okmulgee, Oklahoma, is a state-regulated earth dam designed by USDA NRCS for flood risk reduction on the TR-Little Deep Fork Creek.


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Summary

Completed in 1960, this dam stands at a height of 26 feet and has a length of 830 feet, providing a storage capacity of 360 acre-feet. With a controlled spillway and a low hazard potential, this dam plays a crucial role in mitigating flood risks in the area.

Despite being last inspected in 1980, SCS-Little Deep Fork Creek Site-47 has a very high risk assessment rating, indicating the need for regular monitoring and potential risk management measures to ensure its continued effectiveness. With a single valve outlet gate and a surface area of 10 acres, this dam serves as a vital infrastructure for water resource management in Creek County. As climate change continues to impact weather patterns and water availability, the importance of structures like SCS-Little Deep Fork Creek Site-47 in safeguarding communities and ecosystems cannot be understated.

As a part of the larger watershed management strategy in Oklahoma, SCS-Little Deep Fork Creek Site-47 highlights the collaborative efforts between state agencies, designers, and regulators in addressing the challenges of water resource management in the region. With its strategic location and purposeful design, this dam exemplifies the innovative solutions being implemented to adapt to changing climate conditions and ensure sustainable water management practices for future generations.

Year Completed

1960

Dam Length

830

Dam Height

26

River Or Stream

TR-LITTLE DEEP FORK CREEK

Primary Dam Type

Earth

Surface Area

10

Hydraulic Height

26

Nid Storage

360

Structural Height

26

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

26
       
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.