Scs-Cow Creek Site-38 Reservoir Report

Last Updated: December 22, 2025

SCS-Cow Creek Site-38, located in Stephens, Oklahoma, is a state-regulated dam designed by the USDA NRCS in 1960 for flood risk reduction along TR DRY CREEK.


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Summary

This Earth dam stands at a height of 25 feet, with a hydraulic height of 22 feet, and has a storage capacity of 80 acre-feet. Despite being assessed as having a low hazard potential, the risk assessment for this dam is categorized as very high, indicating the need for vigilance and proper management measures.

The dam features a controlled spillway, one valve outlet gate, and is constructed with a stone core and soil foundation. With a surface area of 12 acres and a normal storage capacity of 39 acre-feet, SCS-Cow Creek Site-38 plays a crucial role in mitigating flood risks in the area. While it has not been rated for its current condition, regular inspections are conducted every five years to ensure its structural integrity and functionality.

Managed by the Natural Resources Conservation Service, this dam serves as a vital infrastructure for flood control in the region. With its strategic location and design, SCS-Cow Creek Site-38 not only safeguards against potential inundation but also underscores the importance of efficient water resource management and climate resilience efforts in the face of increasing environmental challenges.

Year Completed

1960

Dam Height

25

River Or Stream

TR DRY CREEK

Primary Dam Type

Earth

Surface Area

12

Hydraulic Height

22

Nid Storage

80

Structural Height

25

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

25
       
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.