Oknoname 127003 Reservoir Report

Last Updated: December 5, 2025

Oknoname 127003, located in Pushmataha County, Oklahoma, is a privately owned earth dam with a height of 18 feet and a hydraulic height of 14 feet.


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Summary

Completed in 1920, this dam serves as a crucial infrastructure for water resource management in the area, with a storage capacity of 71 acre-feet and a surface area of 4 acres. The dam is regulated by the Oklahoma Water Resources Board and undergoes regular inspections to ensure its structural integrity and safety.

The primary purpose of Oknoname 127003 is classified as "Other", with a controlled spillway type and a single valve outlet gate. Despite its low hazard potential, the dam is considered to have a very high risk level, emphasizing the importance of proper risk management measures. The surrounding area is at risk of inundation in the event of a breach, highlighting the need for emergency preparedness and communication strategies. Overall, Oknoname 127003 plays a significant role in the local water infrastructure and requires constant monitoring to mitigate potential risks.

With a designated inspection frequency of 5 years and a condition assessment of "Not Rated", there is a need for further evaluation and maintenance to ensure the long-term safety and functionality of Oknoname 127003. The dam's association with the Fort Worth District of the US Army Corps of Engineers underscores its importance in the regional water management system. As climate change continues to impact water resources, it is imperative to prioritize the upkeep and modernization of dams like Oknoname 127003 to adapt to evolving environmental conditions and safeguard the surrounding communities.

Year Completed

1920

Dam Length

250

Dam Height

18

River Or Stream

TR-SPENCHER CR

Primary Dam Type

Earth

Surface Area

4

Hydraulic Height

14

Nid Storage

71

Structural Height

18

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

18
       
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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.