Scs-Sandy Creek Site-08 Reservoir Report

Last Updated: December 8, 2025

SCS-Sandy Creek Site-08, located in Pontotoc, Oklahoma, is a state-regulated dam designed by the USDA NRCS with a primary purpose of flood risk reduction on the West Days Creek.


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Summary

Completed in 1961, this earth dam stands at 30 feet high and spans 1630 feet in length, providing a maximum storage capacity of 678 acre-feet. With a controlled spillway and one outlet valve, this dam has a hazard potential rated as low and a risk assessment classified as very high. Despite being last inspected in 1980 and not rated for condition assessment, SCS-Sandy Creek Site-08 is equipped with state permitting, inspection, and enforcement measures.

Managed by the Oklahoma Water Resources Board, this dam serves as a vital infrastructure for flood control in the region, offering protection to the surrounding communities in Ada. The dam's stone core and soil foundation contribute to its structural integrity, while its location on the West Days Creek allows for efficient water management and discharge capabilities. Although the dam has not been modified in recent years and lacks a detailed emergency action plan, its risk management measures are continuously monitored and evaluated to ensure the safety and security of the area.

In collaboration with the Natural Resources Conservation Service and state regulatory agencies, SCS-Sandy Creek Site-08 exemplifies the importance of effective water resource management and climate resilience in mitigating flood risks and protecting communities. With a dedicated design team and ongoing state oversight, this dam stands as a testament to the proactive approach towards safeguarding water resources and enhancing public safety in the face of potential natural disasters.

Year Completed

1961

Dam Length

1630

Dam Height

30

River Or Stream

WEST DAYS CREEK

Primary Dam Type

Earth

Surface Area

13

Hydraulic Height

30

Nid Storage

678

Structural Height

30

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

30
       
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.