Scs-Stillwater Creek Site-23 Reservoir Report

Last Updated: December 7, 2025

SCS-Stillwater Creek Site-23, also known as Boomer Dam, is a state-regulated water supply structure located in Payne County, Oklahoma.


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Summary

Constructed in 1932 by the USDA NRCS, this earth dam stands at a height of 45 feet with a length of 3300 feet, creating a reservoir on the Boomer Lake. With a storage capacity of 119,040 acre-feet and a normal storage level of 2544 acre-feet, this dam plays a crucial role in providing water supply to the surrounding area.

Despite being deemed to have a high hazard potential, the condition assessment of SCS-Stillwater Creek Site-23 is rated as fair, suggesting that maintenance and monitoring efforts are ongoing. The dam features a controlled spillway with a width of 4 feet and a slide gate for outlet control. With a maximum discharge capacity of 72,200 cubic feet per second, this structure is equipped to handle significant water flow during flood events. The risk assessment for this dam indicates a very high risk level, requiring diligent risk management measures to ensure the safety of the downstream community.

In conclusion, SCS-Stillwater Creek Site-23 stands as a critical infrastructure for water resource management in the region, providing essential water supply and flood control benefits. As a state-regulated dam, it undergoes regular inspection and enforcement by the Oklahoma Water Resources Board to maintain its integrity and reduce the risk to surrounding areas. With a rich history dating back to the early 20th century, this dam continues to serve its purpose in safeguarding water resources and mitigating the impacts of extreme weather events in the area.

Year Completed

1932

Dam Length

3300

Dam Height

45

River Or Stream

BOOMER LAKE

Primary Dam Type

Earth

Surface Area

275

Hydraulic Height

45

Drainage Area

75.4

Nid Storage

119040

Structural Height

45

Outlet Gates

Slide (sluice gate) - 1

Hazard Potential

High

Foundations

Rock, Soil

Nid Height

45
       
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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.