Scs-Sandy Creek Site-33 Reservoir Report

Last Updated: December 8, 2025

SCS-Sandy Creek Site-33, located in Pontotoc, Oklahoma, is a state-owned earth dam designed by USDA NRCS to primarily reduce flood risks in the area.


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Summary

Completed in 1964, this dam stands at a height of 36 feet and spans a length of 1025 feet along the TR-CANADIAN SANDY CREEK. With a storage capacity of 643 acre-feet, it serves as a crucial infrastructure for managing water resources and protecting the surrounding community from potential flooding events.

Despite its low hazard potential, SCS-Sandy Creek Site-33 is deemed to have a very high risk level according to the data. The dam is equipped with a controlled spillway and a single valve outlet gate for water release. While the dam's condition assessment is not rated, it undergoes inspections every five years to ensure its structural integrity and effectiveness in flood risk reduction. The dam is owned and regulated by the Oklahoma Water Resources Board (OWRB), highlighting the state's commitment to maintaining water infrastructure and ensuring public safety in the face of changing climate conditions.

As water resource and climate enthusiasts, the SCS-Sandy Creek Site-33 presents an intriguing case study of how state agencies collaborate with federal designers to address flood risks and manage water storage in the region. With its strategic location along the TR-CANADIAN SANDY CREEK and a comprehensive risk assessment, this dam serves as a vital component of the local water management system. As we continue to navigate the challenges of climate change, monitoring and maintaining structures like SCS-Sandy Creek Site-33 will be crucial in safeguarding communities and ecosystems from the impacts of extreme weather events.

Year Completed

1964

Dam Length

1025

Dam Height

36

River Or Stream

TR-CANADIAN SANDY CREEK

Primary Dam Type

Earth

Surface Area

9

Hydraulic Height

36

Nid Storage

643

Structural Height

36

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

36
       
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.