Scs-Little Deep Fork Creek Site-02 Reservoir Report

Last Updated: December 6, 2025

SCS-Little Deep Fork Creek Site-02, located in Lincoln, Oklahoma, is a state-regulated earth dam designed by USDA NRCS in 1961 for flood risk reduction along the TR-Little Deep Fork Creek.


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Summary

With a height of 20 feet and a length of 950 feet, this dam has a storage capacity of 386 acre-feet and a controlled spillway type. The dam is primarily owned by the state and falls under the jurisdiction of the OWRB, with regular inspections and enforcement to ensure its functionality.

Despite being classified as having a low hazard potential and not rated for condition assessment, the site poses a high risk (1) according to data analysis. The dam features one valve outlet gate and has not been inspected since January 1980, with an inspection frequency set at 5 years. While emergency action plans and risk assessment measures are not specified, the dam remains a critical infrastructure for flood control in the region, especially given its location in a high-risk area.

For water resource and climate enthusiasts, SCS-Little Deep Fork Creek Site-02 offers a fascinating case study in dam engineering and flood risk management. As part of the larger network of dams in the Tulsa District, this structure plays a crucial role in protecting the surrounding area from inundation. The data highlights the importance of regular maintenance and inspection to ensure the dam's continued effectiveness in mitigating flood events, underscoring the interconnectedness of water resources management and climate resilience efforts in Oklahoma.

Year Completed

1961

Dam Length

950

Dam Height

20

River Or Stream

TR-LITTLE DEEP FORK CREEK

Primary Dam Type

Earth

Surface Area

8

Hydraulic Height

20

Nid Storage

386

Structural Height

20

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

20
       
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.