Oknoname 113045 Reservoir Report

Last Updated: December 23, 2025

Oknoname 113045 is a privately owned dam located in Osage County, Oklahoma, near the city of Bartlesville.


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Summary

Built in 1973, this earth dam stands at a height of 25 feet and serves primarily for recreational purposes. It has a storage capacity of 51 acre-feet and is regulated by the Oklahoma Water Resources Board. The dam is situated on TR-MISSION CR, within the jurisdiction of the state regulatory agency, and is subject to regular inspections and enforcement measures to ensure its safety and compliance with state regulations.

Despite being classified with a low hazard potential, Oknoname 113045 is considered to have a very high risk level, primarily due to its age and limited condition assessment. The dam features a controlled spillway and a single valve outlet gate, with no associated locks. While it has not been rated for condition, the dam undergoes inspections every five years, with the last one conducted in June 2003. Emergency action plans and risk management measures for this structure are currently not available, highlighting the importance of continued monitoring and assessment to mitigate potential risks associated with this dam.

Located in the Tulsa District of the US Army Corps of Engineers, Oknoname 113045 serves as a vital recreational resource for the local community. With its picturesque surroundings and functional design, the dam provides both leisure opportunities and water storage capabilities. As climate change impacts continue to affect water resources, understanding the condition and risk level of dams like Oknoname 113045 becomes crucial for effective water management and public safety in the region.

Year Completed

1973

Dam Length

150

Dam Height

25

River Or Stream

TR-MISSION CR

Primary Dam Type

Earth

Hydraulic Height

25

Nid Storage

51

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.